[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue May 13 21:39:54 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Tue 13 May, 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: 982612
Prefixes after maximum aggregation (per Origin AS): 378328
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479345
Number of IPv4 prefixes with a valid ROA: 544766
Number of IPv4 prefixes with an invalid ROA: 181
Number of IPv4 prefixes with no ROA: 437665
Total ASes present in the Internet Routing Table: 76866
Prefixes per ASN: 12.78
Origin-only ASes present in the Internet Routing Table: 65856
Origin ASes announcing only one prefix: 26962
Transit ASes present in the Internet Routing Table: 11010
Transit-only ASes present in the Internet Routing Table: 551
Paths with bogon ASNs present in the IPv4 Routing Table: 308
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1106
Number of instances of unregistered ASNs: 1111
Number of 32-bit ASNs allocated by the RIRs: 46406
Number of 32-bit ASNs visible in the Routing Table: 38222
Prefixes from 32-bit ASNs in the Routing Table: 202732
Number of bogon 32-bit ASNs visible in the Routing Table: 35
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 469
Number of addresses announced to Internet: 3108428288
Equivalent to 185 /8s, 70 /16s and 218 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 321691
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257284
Total APNIC prefixes after maximum aggregation: 76868
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 248526
Unique aggregates announced from the APNIC address blocks: 103171
APNIC Region origin ASes present in the Internet Routing Table: 14610
APNIC Prefixes per ASN: 17.01
APNIC Region origin ASes announcing only one prefix: 4470
APNIC Region transit ASes present in the Internet Routing Table: 1972
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10128
Number of APNIC addresses announced to Internet: 747510272
Equivalent to 44 /8s, 142 /16s and 26 /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: 290169
Total ARIN prefixes after maximum aggregation: 130495
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 291430
Unique aggregates announced from the ARIN address blocks: 138670
ARIN Region origin ASes present in the Internet Routing Table: 19248
ARIN Prefixes per ASN: 15.14
ARIN Region origin ASes announcing only one prefix: 7045
ARIN Region transit ASes present in the Internet Routing Table: 1988
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: 5206
Number of ARIN addresses announced to Internet: 1352824576
Equivalent to 80 /8s, 162 /16s and 119 /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: 273873
Total RIPE prefixes after maximum aggregation: 134010
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 271938
Unique aggregates announced from the RIPE address blocks: 174372
RIPE Region origin ASes present in the Internet Routing Table: 28901
RIPE Prefixes per ASN: 9.41
RIPE Region origin ASes announcing only one prefix: 12053
RIPE Region transit ASes present in the Internet Routing Table: 3983
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12430
Number of RIPE addresses announced to Internet: 730938368
Equivalent to 43 /8s, 145 /16s and 60 /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: 124555
Total LACNIC prefixes after maximum aggregation: 29487
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120178
Unique aggregates announced from the LACNIC address blocks: 48871
LACNIC Region origin ASes present in the Internet Routing Table: 11229
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2697
LACNIC Region transit ASes present in the Internet Routing Table: 2490
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9177
Number of LACNIC addresses announced to Internet: 171709952
Equivalent to 10 /8s, 60 /16s and 22 /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: 35625
Total AfriNIC prefixes after maximum aggregation: 6768
AfriNIC Deaggregation factor: 5.26
Prefixes being announced from the AfriNIC address blocks: 50070
Unique aggregates announced from the AfriNIC address blocks: 13875
AfriNIC Region origin ASes present in the Internet Routing Table: 1912
AfriNIC Prefixes per ASN: 26.19
AfriNIC Region origin ASes announcing only one prefix: 697
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: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet: 105222912
Equivalent to 6 /8s, 69 /16s and 147 /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 10916 8756 96 CHINAMOBILE-CN China Mobile Communication
7545 6164 842 655 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4388 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4275 533 299 BBIL-AP BHARTI Airtel Ltd., IN
7552 3908 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3690 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2865 852 534 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2172 11522 647 KIXS-AS-KR Korea Telecom, KR
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 13321 40824 4918 AMAZON-02, US
11492 4727 313 592 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3614 3052 212 ASN-CXA-ALL-CCI-22773-RDC, US
174 3459 8750 902 COGENT-174, US
749 3253 54861 2504 DNIC-AS-00749, US
396982 3166 3852 417 GOOGLE-CLOUD-PLATFORM, US
16625 3154 1320 2266 AKAMAI-AS, US
36352 2792 228 856 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 7719 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4060 3395 127 AKAMAI-ASN1, NL
9009 3782 325 1958 M247, RO
12389 3069 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2392 360 582 TELLCOM-AS, TR
212238 2142 151 1576 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1601 1852 14 TE-AS TE-AS, EG
62240 1421 94 736 CLOUVIDER Clouvider - Global ASN, GB
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 12059 3247 582 UNINET, MX
10620 3500 480 1019 Telmex Colombia S.A., CO
13999 2511 539 359 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1190 371 22 Telefonica del Peru S.A.A., PE
22884 1057 70 380 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
262287 1044 82 246 Latitude.sh LTDA, 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 1739 632 28 RAYA-AS, EG
24863 1652 389 16 LINKdotNET-AS, EG
29571 1597 102 33 ORANGE-COTE-IVOIRE, CI
36992 1432 1519 280 ETISALAT-MISR, EG
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1040 523 45 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 553 82 3 KENET-AS, KE
15399 533 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 13321 40824 4918 AMAZON-02, US
8151 12059 3247 582 UNINET, MX
9808 10916 8756 96 CHINAMOBILE-CN China Mobile Communication
12479 7719 1714 148 UNI2-AS, ES
7545 6164 842 655 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4727 313 592 CABLEONE, US
18403 4388 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4275 533 299 BBIL-AP BHARTI Airtel Ltd., IN
20940 4060 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 12059 11477 UNINET, MX
9808 10916 10820 CHINAMOBILE-CN China Mobile Communications Grou
12479 7719 7571 UNI2-AS, ES
7545 6164 5509 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4388 4363 FPT-AS-AP FPT Telecom Company, VN
11492 4727 4135 CABLEONE, US
9498 4275 3976 BBIL-AP BHARTI Airtel Ltd., IN
20940 4060 3933 AKAMAI-ASN1, NL
7552 3908 3882 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
211747 UNALLOCATED 5.231.225.0/24 204044 ONLYSERVERS Dedicated S
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
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
23.138.204.0/24 Origin: 203062 ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux
23.138.204.0/24 Transit: 34872 SERVPERSO_SYSTEMS, BE
23.138.212.0/24 Origin: 400910 MOOSE, US
23.138.212.0/24 Transit: 35661 VIRTUASYS-EU Lift weight. Push bytes. Ne
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
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 /9:16 /10:41 /11:93 /12:300
/13:582 /14:1223 /15:2166 /16:13974 /17:8253 /18:13713
/19:24596 /20:43865 /21:51630 /22:111875 /23:101937 /24:608331
/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 6638 7719 UNI2-AS, ES
8151 6259 12059 UNINET, MX
11492 3533 4727 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2741 3614 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2319 13321 AMAZON-02, US
30036 2225 2566 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3500 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)
----------------------------------------------
1:2333 2:1530 3:724 4:11 5:4683 6:163
7:6 8:1586 9:1 11:172 12:1365 13:380
14:2517 15:353 16:284 17:372 18:920 20:518
21:4 22:188 23:7565 24:2802 25:2 27:2775
29:19 31:3259 32:37 33:1 34:80 35:204
36:2788 37:4633 38:9121 39:910 40:169 41:4214
42:2005 43:2581 44:381 45:18517 46:5068 47:300
49:1933 50:1893 51:590 52:1555 54:308 55:1094
56:11 57:256 58:2216 59:1217 60:1166 61:2775
62:2921 63:1815 64:5485 65:2116 66:4681 67:3070
68:1151 69:3935 70:1118 71:633 72:2847 74:2787
75:1617 76:614 77:2702 78:1896 79:1754 80:2201
81:2057 82:3145 83:1433 84:1861 85:3430 86:1064
87:2159 88:1306 89:4357 90:774 91:8348 92:2685
93:2890 94:4039 95:4325 96:1461 97:312 98:1019
99:679 100:72 101:1157 102:3935 103:32226 104:5021
105:757 106:1034 107:2662 108:1222 109:4075 110:2235
111:3315 112:2057 113:1786 114:1968 115:2194 116:2048
117:2666 118:2889 119:1953 120:1919 121:1373 122:2752
123:2177 124:1567 125:2844 126:91 128:1607 129:958
130:1298 131:1971 132:783 133:451 134:1535 135:331
136:1315 137:1258 138:2895 139:1591 140:1587 141:1502
142:1900 143:1737 144:1097 145:505 146:2166 147:2100
148:2676 149:2853 150:1215 151:1889 152:2086 153:562
154:8111 155:1957 156:3359 157:1903 158:1299 159:2446
160:3840 161:1891 162:3736 163:2138 164:1692 165:2194
166:1478 167:1905 168:4302 169:794 170:5110 171:1010
172:4447 173:3279 174:919 175:1300 176:3678 177:4675
178:3617 179:2274 180:2623 181:4053 182:3428 183:2114
184:2116 185:21592 186:5120 187:4421 188:4234 189:4242
190:9619 191:1461 192:11242 193:9496 194:7766 195:5511
196:3298 197:3722 198:6115 199:8476 200:8219 201:6324
202:10275 203:10628 204:4531 205:3521 206:4511 207:3499
208:4276 209:5163 210:4593 211:2536 212:4529 213:3712
214:1030 215:48 216:6738 217:3135 218:1342 219:375
220:2076 221:1082 222:718 223:2362
End of report
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