[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 3 21:40:02 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 03 Jul, 2025
IPv4 BGP Table (Global) as seen at USP.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/USP/
Analysis Summary
----------------
BGP routing table entries examined: 987923
Prefixes after maximum aggregation (per Origin AS): 381923
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 485266
Number of IPv4 prefixes with a valid ROA: 554445
Number of IPv4 prefixes with an invalid ROA: 189
Number of IPv4 prefixes with no ROA: 433289
Total ASes present in the Internet Routing Table: 76998
Prefixes per ASN: 12.83
Origin-only ASes present in the Internet Routing Table: 65962
Origin ASes announcing only one prefix: 26904
Transit ASes present in the Internet Routing Table: 11036
Transit-only ASes present in the Internet Routing Table: 561
Paths with bogon ASNs present in the IPv4 Routing Table: 326
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 79
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1227
Number of instances of unregistered ASNs: 1264
Number of 32-bit ASNs allocated by the RIRs: 46744
Number of 32-bit ASNs visible in the Routing Table: 38478
Prefixes from 32-bit ASNs in the Routing Table: 204660
Number of bogon 32-bit ASNs visible in the Routing Table: 110
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 461
Number of addresses announced to Internet: 3104051712
Equivalent to 185 /8s, 4 /16s and 18 /24s
Percentage of available address space announced: 83.8
Percentage of allocated address space announced: 83.8
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: 323239
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 259933
Total APNIC prefixes after maximum aggregation: 77297
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251026
Unique aggregates announced from the APNIC address blocks: 104593
APNIC Region origin ASes present in the Internet Routing Table: 14668
APNIC Prefixes per ASN: 17.11
APNIC Region origin ASes announcing only one prefix: 4474
APNIC Region transit ASes present in the Internet Routing Table: 1971
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 79
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10204
Number of APNIC addresses announced to Internet: 747890688
Equivalent to 44 /8s, 147 /16s and 232 /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: 291038
Total ARIN prefixes after maximum aggregation: 131768
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 292417
Unique aggregates announced from the ARIN address blocks: 140371
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.21
ARIN Region origin ASes announcing only one prefix: 7035
ARIN Region transit ASes present in the Internet Routing Table: 1989
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5241
Number of ARIN addresses announced to Internet: 1348553728
Equivalent to 80 /8s, 97 /16s and 76 /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, 393216-402332
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: 276444
Total RIPE prefixes after maximum aggregation: 135656
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 275360
Unique aggregates announced from the RIPE address blocks: 176923
RIPE Region origin ASes present in the Internet Routing Table: 28914
RIPE Prefixes per ASN: 9.52
RIPE Region origin ASes announcing only one prefix: 12026
RIPE Region transit ASes present in the Internet Routing Table: 3982
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12514
Number of RIPE addresses announced to Internet: 730984704
Equivalent to 43 /8s, 145 /16s and 241 /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
196608-216475
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: 124103
Total LACNIC prefixes after maximum aggregation: 29714
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 120515
Unique aggregates announced from the LACNIC address blocks: 49040
LACNIC Region origin ASes present in the Internet Routing Table: 11282
LACNIC Prefixes per ASN: 10.68
LACNIC Region origin ASes announcing only one prefix: 2678
LACNIC Region transit ASes present in the Internet Routing Table: 2523
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9233
Number of LACNIC addresses announced to Internet: 171185152
Equivalent to 10 /8s, 52 /16s and 20 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 35178
Total AfriNIC prefixes after maximum aggregation: 6667
AfriNIC Deaggregation factor: 5.28
Prefixes being announced from the AfriNIC address blocks: 48143
Unique aggregates announced from the AfriNIC address blocks: 13928
AfriNIC Region origin ASes present in the Internet Routing Table: 1923
AfriNIC Prefixes per ASN: 25.04
AfriNIC Region origin ASes announcing only one prefix: 691
AfriNIC Region transit ASes present in the Internet Routing Table: 378
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 33
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of AfriNIC addresses announced to Internet: 105183232
Equivalent to 6 /8s, 68 /16s and 248 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 11562 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6146 840 621 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4415 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4350 535 312 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3697 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3278 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2897 861 525 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2425 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2179 434 193 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13586 40950 5231 AMAZON-02, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3635 1320 82 SHAW, CA
22773 3602 3037 209 ASN-CXA-ALL-CCI-22773-RDC, US
174 3466 8766 859 COGENT-174, US
749 3226 54767 2477 DNIC-AS-00749, US
396982 3193 3854 430 GOOGLE-CLOUD-PLATFORM, US
16625 3116 1308 2252 AKAMAI-AS, US
4155 2842 216 1737 USDA-1, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7655 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4072 3395 127 AKAMAI-ASN1, NL
9009 3775 351 2106 M247, RO
12389 3119 2305 883 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2403 361 583 TELLCOM-AS, TR
212238 2350 169 1717 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1604 1852 14 TE-AS TE-AS, EG
8551 1423 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12223 3256 575 UNINET, MX
10620 3508 481 1019 Telmex Colombia S.A., CO
13999 2539 538 356 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
11664 1186 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1022 373 162 Axtel, S.A.B. de C.V., MX
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1784 604 28 RAYA-AS, EG
24863 1621 389 17 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
37069 1108 1100 18 MOBINIL, EG
36935 941 520 44 Vodafone-, EG
36914 569 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
15399 531 56 54 WANANCHI-, KE
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13586 40950 5231 AMAZON-02, US
8151 12223 3256 575 UNINET, MX
9808 11562 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7655 1713 148 UNI2-AS, ES
7545 6146 840 621 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4781 317 604 CABLEONE, US
18403 4415 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4350 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4072 3395 127 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12223 11648 UNINET, MX
9808 11562 11448 CHINAMOBILE-CN China Mobile Communications Grou
12479 7655 7507 UNI2-AS, ES
7545 6146 5525 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4415 4390 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4350 4038 BBIL-AP BHARTI Airtel Ltd., IN
20940 4072 3945 AKAMAI-ASN1, NL
7552 3916 3889 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:41 /11:92 /12:298
/13:585 /14:1210 /15:2152 /16:13770 /17:8213 /18:13497
/19:24546 /20:43982 /21:51828 /22:112031 /23:102853 /24:612794
/25:0 /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
12479 6578 7655 UNI2-AS, ES
8151 6435 12223 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3431 3635 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2732 3602 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2349 13586 AMAZON-02, US
30036 2267 2609 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2195 3508 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2383 2:1534 3:824 4:10 5:4831 6:162
7:6 8:1573 9:1 11:172 12:1344 13:450
14:2542 15:363 16:285 17:382 18:894 20:555
21:4 22:188 23:7743 24:2734 25:2 27:2790
29:19 31:3312 32:35 33:1 34:80 35:255
36:3272 37:4613 38:9330 39:907 40:229 41:4274
42:1929 43:2656 44:377 45:18592 46:5142 47:325
49:1817 50:1893 51:592 52:1553 54:321 55:1103
56:11 57:272 58:2188 59:1188 60:1173 61:2789
62:2926 63:1799 64:5526 65:2063 66:4722 67:3091
68:1123 69:3953 70:1115 71:628 72:2873 74:2793
75:1515 76:608 77:2778 78:1909 79:1734 80:2200
81:2077 82:3180 83:1495 84:1880 85:3466 86:1087
87:2138 88:1345 89:4438 90:776 91:8401 92:2748
93:2949 94:4048 95:4403 96:1487 97:310 98:999
99:691 100:72 101:1407 102:3882 103:32276 104:5212
105:759 106:978 107:2663 108:1260 109:4140 110:2237
111:3222 112:2184 113:1846 114:1967 115:2203 116:2059
117:2591 118:2983 119:1909 120:2100 121:1327 122:2795
123:2226 124:1613 125:2868 126:91 128:1614 129:958
130:1291 131:2052 132:779 133:451 134:1568 135:349
136:1388 137:1257 138:2806 139:1596 140:1626 141:1512
142:1916 143:1948 144:1160 145:557 146:2177 147:2105
148:2700 149:2912 150:1263 151:2165 152:2089 153:590
154:7688 155:1774 156:3154 157:1933 158:1340 159:2507
160:3617 161:1859 162:3887 163:2229 164:1866 165:2035
166:1515 167:2000 168:3965 169:782 170:5126 171:1008
172:4456 173:3360 174:927 175:1325 176:3713 177:4725
178:3926 179:2312 180:2598 181:4089 182:3490 183:2098
184:2128 185:21630 186:5178 187:4570 188:4266 189:4298
190:9585 191:1446 192:11324 193:9484 194:7766 195:5565
196:3309 197:3239 198:6098 199:8540 200:8211 201:6377
202:10357 203:10657 204:4577 205:3620 206:4465 207:3542
208:4283 209:5073 210:4614 211:2551 212:4582 213:3813
214:1016 215:46 216:6784 217:3203 218:1362 219:391
220:2134 221:1153 222:715 223:2545
End of report
More information about the ren-bgp-stats-all
mailing list