[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jun 26 21:39:58 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 26 Jun, 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: 988256
Prefixes after maximum aggregation (per Origin AS): 381506
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 483632
Number of IPv4 prefixes with a valid ROA: 552176
Number of IPv4 prefixes with an invalid ROA: 189
Number of IPv4 prefixes with no ROA: 435891
Total ASes present in the Internet Routing Table: 76983
Prefixes per ASN: 12.84
Origin-only ASes present in the Internet Routing Table: 65975
Origin ASes announcing only one prefix: 26921
Transit ASes present in the Internet Routing Table: 11008
Transit-only ASes present in the Internet Routing Table: 550
Paths with bogon ASNs present in the IPv4 Routing Table: 324
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: 1258
Number of instances of unregistered ASNs: 1296
Number of 32-bit ASNs allocated by the RIRs: 46652
Number of 32-bit ASNs visible in the Routing Table: 38449
Prefixes from 32-bit ASNs in the Routing Table: 204734
Number of bogon 32-bit ASNs visible in the Routing Table: 108
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 465
Number of addresses announced to Internet: 3104028928
Equivalent to 185 /8s, 3 /16s and 185 /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: 323368
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260207
Total APNIC prefixes after maximum aggregation: 77586
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 250964
Unique aggregates announced from the APNIC address blocks: 104406
APNIC Region origin ASes present in the Internet Routing Table: 14652
APNIC Prefixes per ASN: 17.13
APNIC Region origin ASes announcing only one prefix: 4471
APNIC Region transit ASes present in the Internet Routing Table: 1960
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: 10186
Number of APNIC addresses announced to Internet: 747674624
Equivalent to 44 /8s, 144 /16s and 156 /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: 291289
Total ARIN prefixes after maximum aggregation: 131330
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 292865
Unique aggregates announced from the ARIN address blocks: 139602
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.23
ARIN Region origin ASes announcing only one prefix: 7032
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 5243
Number of ARIN addresses announced to Internet: 1348719104
Equivalent to 80 /8s, 99 /16s and 210 /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: 276218
Total RIPE prefixes after maximum aggregation: 135495
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 274899
Unique aggregates announced from the RIPE address blocks: 176521
RIPE Region origin ASes present in the Internet Routing Table: 28923
RIPE Prefixes per ASN: 9.50
RIPE Region origin ASes announcing only one prefix: 12048
RIPE Region transit ASes present in the Internet Routing Table: 3977
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: 12510
Number of RIPE addresses announced to Internet: 730908416
Equivalent to 43 /8s, 144 /16s and 199 /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: 124005
Total LACNIC prefixes after maximum aggregation: 29616
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 120495
Unique aggregates announced from the LACNIC address blocks: 48939
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2675
LACNIC Region transit ASes present in the Internet Routing Table: 2505
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: 9223
Number of LACNIC addresses announced to Internet: 171243776
Equivalent to 10 /8s, 52 /16s and 249 /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: 35279
Total AfriNIC prefixes after maximum aggregation: 6631
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 48567
Unique aggregates announced from the AfriNIC address blocks: 13749
AfriNIC Region origin ASes present in the Internet Routing Table: 1924
AfriNIC Prefixes per ASN: 25.24
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 381
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1287
Number of AfriNIC addresses announced to Internet: 105209088
Equivalent to 6 /8s, 69 /16s and 93 /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 11415 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6156 846 653 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4403 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4334 534 308 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3697 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3273 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2891 856 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2284 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2176 434 194 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 13596 40954 5220 AMAZON-02, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
22773 3608 3037 209 ASN-CXA-ALL-CCI-22773-RDC, US
174 3466 8758 852 COGENT-174, US
749 3227 54767 2478 DNIC-AS-00749, US
396982 3194 3854 429 GOOGLE-CLOUD-PLATFORM, US
16625 3117 1309 2255 AKAMAI-AS, US
36352 2833 231 860 AS-COLOCROSSING, 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 7672 1713 148 UNI2-AS, ES
39891 4780 291 66 ALJAWWALSTC-AS, SA
20940 4063 3395 127 AKAMAI-ASN1, NL
9009 3908 359 2109 M247, RO
12389 3117 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2401 361 581 TELLCOM-AS, TR
212238 2328 171 1706 CDNEXT, GB
8452 1635 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1417 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 12203 3256 574 UNINET, MX
10620 3505 481 1017 Telmex Colombia S.A., CO
13999 2539 538 354 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1370 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1201 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1196 371 22 Telefonica del Peru S.A.A., PE
22884 1064 70 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1053 2487 55 TIM SA, BR
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 1822 644 27 RAYA-AS, EG
24863 1622 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 1107 1100 18 MOBINIL, EG
36935 1078 523 47 Vodafone-, EG
36914 571 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 13596 40954 5220 AMAZON-02, US
8151 12203 3256 574 UNINET, MX
9808 11415 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7672 1713 148 UNI2-AS, ES
7545 6156 846 653 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4781 317 604 CABLEONE, US
39891 4780 291 66 ALJAWWALSTC-AS, SA
18403 4403 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4334 534 308 BBIL-AP BHARTI Airtel Ltd., IN
20940 4063 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 12203 11629 UNINET, MX
9808 11415 11301 CHINAMOBILE-CN China Mobile Communications Grou
12479 7672 7524 UNI2-AS, ES
7545 6156 5503 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4780 4714 ALJAWWALSTC-AS, SA
18403 4403 4378 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4334 4026 BBIL-AP BHARTI Airtel Ltd., IN
20940 4063 3936 AKAMAI-ASN1, NL
7552 3921 3895 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
23.140.164.0/24 Origin: 396108 WHYLE-LABS-SELF-01, CA
23.140.164.0/24 Transit: 20473 AS-VULTR, 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
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 /12:299
/13:585 /14:1210 /15:2153 /16:13806 /17:8233 /18:13516
/19:24545 /20:44049 /21:51899 /22:112268 /23:103040 /24:612489
/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 6595 7672 UNI2-AS, ES
8151 6417 12203 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4780 ALJAWWALSTC-AS, SA
6327 3431 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2738 3608 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2341 13596 AMAZON-02, US
30036 2263 2605 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2192 3505 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)
----------------------------------------------
1:2377 2:1529 3:823 4:10 5:4752 6:161
7:6 8:1566 9:1 11:172 12:1345 13:440
14:2528 15:365 16:285 17:377 18:920 20:554
21:4 22:188 23:7662 24:2867 25:2 27:2780
29:19 31:3307 32:35 33:1 34:80 35:255
36:3186 37:4595 38:9348 39:906 40:205 41:4266
42:1932 43:2617 44:378 45:18632 46:5138 47:323
49:1924 50:1893 51:592 52:1554 54:324 55:1102
56:11 57:272 58:2211 59:1189 60:1172 61:2790
62:2930 63:1794 64:5507 65:2066 66:4694 67:3086
68:1154 69:3947 70:1131 71:629 72:2876 74:2797
75:1517 76:607 77:2765 78:1908 79:1724 80:2209
81:2073 82:3183 83:1457 84:1874 85:3459 86:1090
87:2133 88:1345 89:4406 90:777 91:8401 92:2739
93:2937 94:4039 95:4420 96:1475 97:310 98:1022
99:685 100:72 101:1404 102:3884 103:32347 104:5219
105:764 106:975 107:2674 108:1246 109:4113 110:2233
111:3237 112:2141 113:1841 114:1991 115:2205 116:2064
117:2580 118:2930 119:1902 120:2082 121:1380 122:2789
123:2222 124:1591 125:2874 126:91 128:1613 129:949
130:1300 131:2060 132:781 133:451 134:1559 135:349
136:1346 137:1260 138:2822 139:1590 140:1620 141:1510
142:1897 143:1922 144:1163 145:560 146:2185 147:2115
148:2708 149:2933 150:1266 151:2105 152:2082 153:590
154:7875 155:1763 156:3164 157:1927 158:1333 159:2502
160:3604 161:1860 162:3881 163:2232 164:1856 165:2030
166:1501 167:1992 168:3958 169:789 170:5120 171:1007
172:4477 173:3358 174:928 175:1322 176:3709 177:4711
178:3889 179:2314 180:2639 181:4082 182:3465 183:2090
184:2124 185:21612 186:5163 187:4570 188:4260 189:4307
190:9584 191:1483 192:11327 193:9483 194:7806 195:5530
196:3311 197:3237 198:6110 199:8536 200:8211 201:6379
202:10314 203:10666 204:4566 205:3604 206:4466 207:3505
208:4287 209:5118 210:4615 211:2540 212:4575 213:3774
214:1016 215:45 216:6778 217:3206 218:1362 219:390
220:2130 221:1156 222:725 223:2516
End of report
More information about the ren-bgp-stats-all
mailing list