[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Mar 1 21:40:02 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sat 01 Mar, 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: 974902
Prefixes after maximum aggregation (per Origin AS): 372772
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 475166
Number of IPv4 prefixes with a valid ROA: 534396
Number of IPv4 prefixes with an invalid ROA: 189
Number of IPv4 prefixes with no ROA: 440317
Total ASes present in the Internet Routing Table: 76640
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 65695
Origin ASes announcing only one prefix: 26893
Transit ASes present in the Internet Routing Table: 10945
Transit-only ASes present in the Internet Routing Table: 540
Paths with bogon ASNs present in the IPv4 Routing Table: 348
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1113
Number of instances of unregistered ASNs: 1132
Number of 32-bit ASNs allocated by the RIRs: 46217
Number of 32-bit ASNs visible in the Routing Table: 37869
Prefixes from 32-bit ASNs in the Routing Table: 199054
Number of bogon 32-bit ASNs visible in the Routing Table: 68
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 469
Number of addresses announced to Internet: 3108507392
Equivalent to 185 /8s, 72 /16s and 15 /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: 319593
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255084
Total APNIC prefixes after maximum aggregation: 75958
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247126
Unique aggregates announced from the APNIC address blocks: 102565
APNIC Region origin ASes present in the Internet Routing Table: 14505
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4434
APNIC Region transit ASes present in the Internet Routing Table: 1950
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10016
Number of APNIC addresses announced to Internet: 748818176
Equivalent to 44 /8s, 162 /16s and 15 /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: 287673
Total ARIN prefixes after maximum aggregation: 127826
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288933
Unique aggregates announced from the ARIN address blocks: 135997
ARIN Region origin ASes present in the Internet Routing Table: 19233
ARIN Prefixes per ASN: 15.02
ARIN Region origin ASes announcing only one prefix: 7037
ARIN Region transit ASes present in the Internet Routing Table: 1992
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: 5170
Number of ARIN addresses announced to Internet: 1348325120
Equivalent to 80 /8s, 93 /16s and 207 /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: 272559
Total RIPE prefixes after maximum aggregation: 132335
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270124
Unique aggregates announced from the RIPE address blocks: 172232
RIPE Region origin ASes present in the Internet Routing Table: 28828
RIPE Prefixes per ASN: 9.37
RIPE Region origin ASes announcing only one prefix: 12061
RIPE Region transit ASes present in the Internet Routing Table: 3975
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12268
Number of RIPE addresses announced to Internet: 732694016
Equivalent to 43 /8s, 172 /16s and 6 /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: 123478
Total LACNIC prefixes after maximum aggregation: 29153
LACNIC Deaggregation factor: 4.24
Prefixes being announced from the LACNIC address blocks: 120414
Unique aggregates announced from the LACNIC address blocks: 48840
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 10.75
LACNIC Region origin ASes announcing only one prefix: 2664
LACNIC Region transit ASes present in the Internet Routing Table: 2476
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9142
Number of LACNIC addresses announced to Internet: 173779456
Equivalent to 10 /8s, 91 /16s and 170 /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: 34995
Total AfriNIC prefixes after maximum aggregation: 6788
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 47835
Unique aggregates announced from the AfriNIC address blocks: 15124
AfriNIC Region origin ASes present in the Internet Routing Table: 1912
AfriNIC Prefixes per ASN: 25.02
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 375
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: 1273
Number of AfriNIC addresses announced to Internet: 104646144
Equivalent to 6 /8s, 60 /16s and 198 /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 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4323 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2842 855 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2149 434 192 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 12817 39187 3773 AMAZON-02, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3592 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3305 8762 927 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3086 1315 2229 AKAMAI-AS, US
396982 2935 3660 453 GOOGLE-CLOUD-PLATFORM, US
30036 2591 362 322 MEDIACOM-ENTERPRISE-BUSINESS, 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 7759 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4027 3395 130 AKAMAI-ASN1, NL
9009 3758 322 1926 M247, RO
12389 2984 2303 894 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2005 145 1480 CDNEXT, GB
8452 1617 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1485 98 744 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 11783 3235 588 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2513 539 370 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1350 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1128 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 1683 599 30 RAYA-AS, EG
24863 1619 389 16 LINKdotNET-AS, EG
29571 1570 99 102 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
6713 556 1861 35 IAM-AS, MA
36914 555 82 3 KENET-AS, 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 12817 39187 3773 AMAZON-02, US
8151 11783 3235 588 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7759 1714 145 UNI2-AS, ES
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 566 CABLEONE, US
18403 4323 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4175 286 83 VIASAT-SP-BACKBONE, US
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 11783 11195 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7759 7614 UNI2-AS, ES
7545 6216 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4323 4298 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4138 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3897 AKAMAI-ASN1, NL
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
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
46639 UNALLOCATED 8.38.73.0/24 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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /10:42 /11:92 /12:304
/13:586 /14:1225 /15:2167 /16:13953 /17:8274 /18:13717
/19:24574 /20:43854 /21:51887 /22:112202 /23:101000 /24:600992
/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 6713 7759 UNI2-AS, ES
8151 5987 11783 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2709 3592 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2280 12817 AMAZON-02, US
30036 2249 2591 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2187 3547 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)
----------------------------------------------
1:2296 2:1527 3:575 4:10 5:4552 6:167
7:6 8:1548 9:1 11:172 12:1379 13:351
14:2508 15:350 16:277 17:358 18:920 20:454
21:4 22:188 23:7343 24:2727 25:2 27:2744
29:19 31:3171 32:35 34:78 35:202 36:2407
37:4612 38:8686 39:897 40:153 41:4189 42:1965
43:2533 44:347 45:18340 46:5013 47:291 49:1974
50:1885 51:589 52:1570 54:302 55:917 56:9
57:243 58:2214 59:1197 60:1167 61:2780 62:2883
63:1830 64:5508 65:2119 66:4644 67:3044 68:1154
69:3962 70:1156 71:616 72:2883 74:2780 75:1650
76:611 77:2670 78:1869 79:1722 80:2197 81:2017
82:2714 83:1386 84:1806 85:3363 86:1031 87:2161
88:1317 89:4312 90:777 91:8308 92:2805 93:2886
94:3905 95:4265 96:1344 97:318 98:997 99:740
100:71 101:1138 102:3652 103:32232 104:4804 105:760
106:997 107:2617 108:1205 109:4095 110:2224 111:3305
112:2038 113:1786 114:1938 115:2162 116:2037 117:2763
118:2879 119:1956 120:1878 121:1359 122:2759 123:2181
124:1566 125:2868 126:90 128:1583 129:959 130:1278
131:1861 132:795 133:449 134:1532 135:327 136:1305
137:1245 138:2910 139:1625 140:1554 141:1471 142:1824
143:1618 144:1046 145:469 146:2141 147:2071 148:2590
149:2868 150:1235 151:1707 152:2109 153:571 154:7660
155:1600 156:3255 157:1904 158:1264 159:2437 160:3557
161:1933 162:3694 163:1857 164:1694 165:2180 166:1360
167:1879 168:4063 169:798 170:5081 171:1005 172:4445
173:3231 174:922 175:1270 176:3623 177:4723 178:3762
179:2256 180:2577 181:4022 182:3374 183:2067 184:2315
185:21473 186:5087 187:4305 188:4197 189:4191 190:9651
191:1493 192:11186 193:9401 194:7741 195:5524 196:3294
197:3624 198:6112 199:8371 200:8154 201:6286 202:10371
203:10600 204:4539 205:3617 206:4623 207:3502 208:4198
209:5160 210:4563 211:2523 212:4504 213:3748 214:1056
215:42 216:6549 217:3117 218:1336 219:370 220:2090
221:1054 222:718 223:2317
End of report
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