[safnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora at apnic.net
Fri Jul 31 18:04:22 UTC 2026
This is an automated weekly mailing describing the state of the Global
IPv4 Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net.
For historical data, please see https://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
IPv4 Routing Table Report 04:00 +10GMT Sat 01 Aug, 2026
IPv4 BGP Table (Global) as seen at Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 1065956
Prefixes after maximum aggregation (per Origin AS): 408663
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 526257
Number of IPv4 prefixes with a valid ROA: 718950
Number of IPv4 prefixes with an invalid ROA: 1697
Number of IPv4 prefixes with no ROA: 345309
Total ASes present in the Internet Routing Table: 78975
Prefixes per ASN: 13.50
Origin-only ASes present in the Internet Routing Table: 67847
Origin ASes announcing only one prefix: 27685
Transit ASes present in the Internet Routing Table: 11128
Transit-only ASes present in the Internet Routing Table: 604
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 69
Max AS path prepend of ASN (269326) 61
Prefixes from unregistered ASNs in the Routing Table: 1286
Number of instances of unregistered ASNs: 1328
Number of 32-bit ASNs allocated by the RIRs: 50656
Number of 32-bit ASNs visible in the Routing Table: 41235
Prefixes from 32-bit ASNs in the Routing Table: 236275
Number of bogon 32-bit ASNs visible in the Routing Table: 118
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 498
Number of addresses announced to Internet: 3120141312
Equivalent to 185 /8s, 249 /16s and 148 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 348654
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 292200
Total APNIC prefixes after maximum aggregation: 84766
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 278124
Unique aggregates announced from the APNIC address blocks: 108919
APNIC Region origin ASes present in the Internet Routing Table: 15320
APNIC Prefixes per ASN: 18.15
APNIC Region origin ASes announcing only one prefix: 4744
APNIC Region transit ASes present in the Internet Routing Table: 2025
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10898
Number of APNIC addresses announced to Internet: 749468288
Equivalent to 44 /8s, 171 /16s and 250 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-155961
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 308029
Total ARIN prefixes after maximum aggregation: 138215
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 306502
Unique aggregates announced from the ARIN address blocks: 150317
ARIN Region origin ASes present in the Internet Routing Table: 19488
ARIN Prefixes per ASN: 15.73
ARIN Region origin ASes announcing only one prefix: 7143
ARIN Region transit ASes present in the Internet Routing Table: 1913
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5707
Number of ARIN addresses announced to Internet: 1348451072
Equivalent to 80 /8s, 95 /16s and 187 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-404380
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8,
67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8,
74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8,
100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 296127
Total RIPE prefixes after maximum aggregation: 146444
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 300631
Unique aggregates announced from the RIPE address blocks: 195869
RIPE Region origin ASes present in the Internet Routing Table: 29665
RIPE Prefixes per ASN: 10.13
RIPE Region origin ASes announcing only one prefix: 12278
RIPE Region transit ASes present in the Internet Routing Table: 4027
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 13667
Number of RIPE addresses announced to Internet: 749575552
Equivalent to 44 /8s, 173 /16s and 157 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-219547
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
53/8, 57/8, 62/8, 77/8, 78/8, 79/8, 80/8,
81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8,
88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8,
95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 130608
Total LACNIC prefixes after maximum aggregation: 31393
LACNIC Deaggregation factor: 4.16
Prefixes being announced from the LACNIC address blocks: 125089
Unique aggregates announced from the LACNIC address blocks: 51070
LACNIC Region origin ASes present in the Internet Routing Table: 11470
LACNIC Prefixes per ASN: 10.91
LACNIC Region origin ASes announcing only one prefix: 2779
LACNIC Region transit ASes present in the Internet Routing Table: 2601
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 69
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9544
Number of LACNIC addresses announced to Internet: 168412416
Equivalent to 10 /8s, 9 /16s and 197 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-275868 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 37706
Total AfriNIC prefixes after maximum aggregation: 7117
AfriNIC Deaggregation factor: 5.30
Prefixes being announced from the AfriNIC address blocks: 55112
Unique aggregates announced from the AfriNIC address blocks: 19657
AfriNIC Region origin ASes present in the Internet Routing Table: 2055
AfriNIC Prefixes per ASN: 26.82
AfriNIC Region origin ASes announcing only one prefix: 741
AfriNIC Region transit ASes present in the Internet Routing Table: 385
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 54
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1419
Number of AfriNIC addresses announced to Internet: 103957248
Equivalent to 6 /8s, 50 /16s and 67 /24s
AfriNIC AS Blocks 36864-37887, 327680-330751 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
9808 14184 8921 101 CHINAMOBILE-CN - China Mobile Communicati
7545 5837 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5067 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5060 558 341 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4615 347 24 FPT-VN - FPT Telecom Company, VN
7552 4023 1331 24 VIETEL-AS-AP - Viettel Group, VN
7713 3763 1044 63 telkomnet-as-ap - PT Telekomunikasi Indon
17561 3680 231 642 LCS-AS-AP - LARUS Limited, HK
56046 3588 887 179 CMNET-Jiangsu-AP - China Mobile communica
45899 3400 1868 99 VNPT-AS-VN - VNPT Corp, VN
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 15642 41524 5648 AMAZON-02 - Amazon.com, Inc., US
22773 4801 3174 371 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4616 306 1124 CABLEONE - CABLE ONE, INC., US
7155 3989 286 111 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3727 1305 75 SHAW - Shaw Communications, CA
396982 3450 4878 540 GOOGLE-CLOUD-PLATFORM - Google LLC, US
36352 3189 238 1118 AS-COLOCROSSING - HostPapa, US
749 3135 54727 2386 DNIC-AS-00749 - United States Department
7029 2712 2535 879 WINDSTREAM - Windstream Communications LL
30036 2551 357 551 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom C
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7016 1711 150 UNI2-AS - Orange Espagne SA, ES
39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4194 379 2572 M247 - M247 Europe SRL, RO
20940 3809 3389 109 AKAMAI-ASN1 - Akamai International B.V.,
212238 3484 250 2626 CDNEXT - Datacamp Limited, GB
12389 3161 2332 871 ROSTELECOM-AS - PJSC Rostelecom, RU
29355 2549 151 25 KCELL-AS - Kcell JSC, KZ
34984 2489 367 586 TELLCOM-AS - Superonline Iletisim Hizmetl
44559 1803 113 840 ITHOSTLINE - IT HOSTLINE LTD, CY
8452 1714 1852 17 TE-AS - IDDQD-AS, EG
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12927 3286 618 AS8151 - UNINET, MX
10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO
13999 2281 499 332 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1897 369 65 AS11830 - Instituto Costarricense de Elec
11664 1493 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1376 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1211 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE
22884 1097 70 386 AS22884 - TOTAL PLAY TELECOMUNICACIONES,
26615 1053 2384 95 AS26615 - TIM S/A, BR
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1987 601 34 Vodafone Data - Vodafone Data, EG
36992 1930 1543 333 ETISALAT MISR - ETISALAT MISR, EG
36903 1350 587 104 Office National des Postes et Telecommuni
24863 1320 389 16 Link Egypt (Link.NET) - Link Egypt (Link.
36935 1274 523 48 Vodafone Data - Vodafone Data, EG
37069 1112 1100 11 The Egyptian Company for Mobile Services
29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv
328608 583 54 194 Africa on Cloud - Africa on Cloud, ZA
15399 563 58 63 Wananchi Group (Kenya) Limited - Wananchi
36914 555 82 3 Kenya Education Network - Kenya Education
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 15642 41524 5648 AMAZON-02 - Amazon.com, Inc., US
9808 14184 8921 101 CHINAMOBILE-CN - China Mobile Communicati
8151 12927 3286 618 AS8151 - UNINET, MX
12479 7016 1711 150 UNI2-AS - Orange Espagne SA, ES
7545 5837 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5067 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5060 558 341 BBIL-AP - BHARTI Airtel Ltd., IN
39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS
22773 4801 3174 371 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4616 306 1124 CABLEONE - CABLE ONE, INC., US
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 14184 14083 CHINAMOBILE-CN - China Mobile Communications Gr
8151 12927 12309 AS8151 - UNINET, MX
12479 7016 6866 UNI2-AS - Orange Espagne SA, ES
7545 5837 5387 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5067 4993 ERX-CERNET-BKB - China Education and Research N
39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
9498 5060 4719 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4615 4591 FPT-VN - FPT Telecom Company, VN
22773 4801 4430 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 4023 3999 VIETEL-AS-AP - Viettel Group, VN
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394928 UNALLOCATED 8.2.70.0/24 6461 ZAYO-6461 - Zayo Bandwi
395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174 - Cogent Com
396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent
397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent
396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent
396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent
397274 UNALLOCATED 8.40.70.0/24 3356 LEVEL3 - Level 3 Parent
Complete listing at https://thyme.apnic.net/current/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US
Complete listing at https://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.131.100.0/24 Origin: 401541 UNASSIGNED
23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.156.0/24 Origin: 401541 UNASSIGNED
23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.212.0/24 Origin: 401541 UNASSIGNED
23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.133.212.0/24 Origin: 18604 UNASSIGNED
23.133.212.0/24 Transit: 32217 GPIEX - GPIEX INC, US
23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US
23.137.48.0/24 Transit: 3257 GTT-BACKBONE - GTT Communications Inc.,
Complete listing at https://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:39 /11:97 /12:299
/13:586 /14:1183 /15:2123 /16:13757 /17:8381 /18:13363
/19:25756 /20:46902 /21:54039 /22:113925 /23:110554 /24:674225
/25:697 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 7119 12927 AS8151 - UNINET, MX
12479 5943 7016 UNI2-AS - Orange Espagne SA, ES
39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
11492 3510 4616 CABLEONE - CABLE ONE, INC., US
6327 3506 3727 SHAW - Shaw Communications, CA
22773 3056 4801 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
16509 2953 15642 AMAZON-02 - Amazon.com, Inc., US
7155 2943 3989 VIASAT-SP-BACKBONE - ViaSat,Inc., US
10620 2248 3444 AS10620 - Telmex Colombia S.A., CO
30036 2206 2551 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2640 2:2829 3:1026 4:5 5:5261 6:206
7:6 8:1390 9:94 11:172 12:1102 13:802
14:2782 15:483 16:258 17:455 18:947 20:601
21:4 22:188 23:8544 24:2788 25:2 27:2803
28:5 29:19 31:3822 32:37 34:94 35:293
36:4884 37:4457 38:10150 39:1379 40:423 41:4604
42:2215 43:3306 44:479 45:20076 46:4987 47:461
48:168 49:2257 50:2014 51:792 52:1372 54:302
55:1245 56:11 57:331 58:2479 59:1411 60:1214
61:3190 62:3177 63:1753 64:6543 65:2144 66:6230
67:3343 68:1287 69:4067 70:1055 71:605 72:3266
74:3058 75:1602 76:596 77:2933 78:2109 79:1827
80:2386 81:2287 82:4264 83:1484 84:2170 85:3914
86:1107 87:2885 88:1323 89:4821 90:768 91:8494
92:2747 93:3035 94:4490 95:4733 96:1456 97:312
98:932 99:967 100:73 101:1354 102:4731 103:32451
104:5653 105:831 106:912 107:2980 108:1352 109:3913
110:2285 111:4238 112:3143 113:1947 114:2526 115:2202
116:2097 117:3683 118:3013 119:2100 120:2838 121:1712
122:3056 123:2228 124:1730 125:3029 126:156 128:1578
129:971 130:1720 131:2543 132:891 133:493 134:1771
135:646 136:1557 137:1448 138:3416 139:1793 140:1932
141:1805 142:2619 143:2149 144:1868 145:697 146:2190
147:2305 148:2814 149:3604 150:1405 151:2943 152:2441
153:1944 154:9922 155:2380 156:4640 157:2447 158:1627
159:2897 160:3908 161:2054 162:4214 163:2680 164:2388
165:2780 166:1214 167:2370 168:4256 169:903 170:5646
171:1129 172:4911 173:3477 174:890 175:1390 176:4039
177:5246 178:4521 179:2501 180:3235 181:4680 182:4057
183:2857 184:2052 185:21952 186:6553 187:5558 188:4755
189:4683 190:9962 191:1786 192:11836 193:9646 194:7968
195:5915 196:3447 197:3148 198:6348 199:6127 200:8435
201:6672 202:10772 203:10561 204:4750 205:3783 206:4433
207:4122 208:4331 209:5491 210:4906 211:2805 212:5231
213:4135 214:1022 215:47 216:7320 217:3752 218:1931
219:584 220:2286 221:1355 222:1102 223:3593
End of report
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