[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Apr 2 21:40:07 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 02 Apr, 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: 976929
Prefixes after maximum aggregation (per Origin AS): 374881
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476246
Number of IPv4 prefixes with a valid ROA: 538106
Number of IPv4 prefixes with an invalid ROA: 177
Number of IPv4 prefixes with no ROA: 438646
Total ASes present in the Internet Routing Table: 76711
Prefixes per ASN: 12.74
Origin-only ASes present in the Internet Routing Table: 65777
Origin ASes announcing only one prefix: 26862
Transit ASes present in the Internet Routing Table: 10934
Transit-only ASes present in the Internet Routing Table: 548
Paths with bogon ASNs present in the IPv4 Routing Table: 308
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: 1148
Number of instances of unregistered ASNs: 1153
Number of 32-bit ASNs allocated by the RIRs: 46124
Number of 32-bit ASNs visible in the Routing Table: 38000
Prefixes from 32-bit ASNs in the Routing Table: 200214
Number of bogon 32-bit ASNs visible in the Routing Table: 34
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 466
Number of addresses announced to Internet: 3106595840
Equivalent to 185 /8s, 42 /16s and 228 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 320762
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255237
Total APNIC prefixes after maximum aggregation: 76228
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247125
Unique aggregates announced from the APNIC address blocks: 102611
APNIC Region origin ASes present in the Internet Routing Table: 14520
APNIC Prefixes per ASN: 17.02
APNIC Region origin ASes announcing only one prefix: 4441
APNIC Region transit ASes present in the Internet Routing Table: 1951
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10040
Number of APNIC addresses announced to Internet: 747739648
Equivalent to 44 /8s, 145 /16s and 154 /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: 288733
Total ARIN prefixes after maximum aggregation: 128825
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289989
Unique aggregates announced from the ARIN address blocks: 137242
ARIN Region origin ASes present in the Internet Routing Table: 19240
ARIN Prefixes per ASN: 15.07
ARIN Region origin ASes announcing only one prefix: 7050
ARIN Region transit ASes present in the Internet Routing Table: 1973
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: 5173
Number of ARIN addresses announced to Internet: 1349884928
Equivalent to 80 /8s, 117 /16s and 156 /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: 273269
Total RIPE prefixes after maximum aggregation: 133171
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271221
Unique aggregates announced from the RIPE address blocks: 173571
RIPE Region origin ASes present in the Internet Routing Table: 28857
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12024
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: 12347
Number of RIPE addresses announced to Internet: 732048128
Equivalent to 43 /8s, 162 /16s and 43 /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: 123619
Total LACNIC prefixes after maximum aggregation: 29204
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120279
Unique aggregates announced from the LACNIC address blocks: 48784
LACNIC Region origin ASes present in the Internet Routing Table: 11217
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2653
LACNIC Region transit ASes present in the Internet Routing Table: 2455
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: 9168
Number of LACNIC addresses announced to Internet: 171647488
Equivalent to 10 /8s, 59 /16s and 34 /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: 34923
Total AfriNIC prefixes after maximum aggregation: 6733
AfriNIC Deaggregation factor: 5.19
Prefixes being announced from the AfriNIC address blocks: 47848
Unique aggregates announced from the AfriNIC address blocks: 13640
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.09
AfriNIC Region origin ASes announcing only one prefix: 694
AfriNIC Region transit ASes present in the Internet Routing Table: 380
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: 1272
Number of AfriNIC addresses announced to Internet: 105041920
Equivalent to 6 /8s, 66 /16s and 208 /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 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6219 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4214 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3916 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3261 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2846 848 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2156 11520 621 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 12993 39646 3995 AMAZON-02, US
11492 4678 310 584 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
22773 3625 3054 222 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3610 8766 960 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3110 1310 2251 AKAMAI-AS, US
396982 2949 3649 466 GOOGLE-CLOUD-PLATFORM, US
36352 2621 216 801 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 7716 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4016 3395 129 AKAMAI-ASN1, NL
9009 3758 325 1955 M247, RO
12389 3036 2303 895 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2070 147 1527 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1492 98 750 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 11904 3242 585 UNINET, MX
10620 3521 486 970 Telmex Colombia S.A., CO
13999 2511 539 364 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1353 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 21 Telefonica del Peru S.A.A., PE
11664 1174 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1046 374 163 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 1703 599 30 RAYA-AS, EG
24863 1620 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 915 1083 15 MOBINIL, EG
6713 562 1861 35 IAM-AS, MA
36914 548 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 12993 39646 3995 AMAZON-02, US
8151 11904 3242 585 UNINET, MX
9808 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7716 1714 145 UNI2-AS, ES
7545 6219 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4678 310 584 CABLEONE, US
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4214 347 25 FPT-AS-AP FPT Telecom Company, VN
7155 4173 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 11904 11319 UNINET, MX
9808 10308 10219 CHINAMOBILE-CN China Mobile Communications Grou
12479 7716 7571 UNI2-AS, ES
7545 6219 5561 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4214 4189 FPT-AS-AP FPT Telecom Company, VN
11492 4678 4094 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4218 3944 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 3890 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /12:302
/13:582 /14:1227 /15:2166 /16:13934 /17:8276 /18:13750
/19:24637 /20:43722 /21:51748 /22:112008 /23:101285 /24:603125
/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 6641 7716 UNI2-AS, ES
8151 6107 11904 UNINET, MX
11492 3531 4678 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2742 3625 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2343 12993 AMAZON-02, US
30036 2218 2559 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2183 3521 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)
----------------------------------------------
1:2329 2:1530 3:603 4:10 5:4600 6:163
7:6 8:1549 9:1 11:172 12:1373 13:351
14:2515 15:351 16:279 17:362 18:914 20:463
21:4 22:188 23:7375 24:2830 25:2 27:2746
29:19 31:3217 32:37 34:80 35:204 36:2398
37:4630 38:8900 39:899 40:154 41:4131 42:1907
43:2555 44:361 45:18466 46:4951 47:289 49:1951
50:1899 51:590 52:1553 54:300 55:879 56:11
57:252 58:2195 59:1212 60:1171 61:2780 62:2910
63:1831 64:5500 65:2124 66:4634 67:3043 68:1152
69:3974 70:1153 71:621 72:2856 74:2805 75:1661
76:612 77:2710 78:1894 79:1728 80:2197 81:2020
82:3091 83:1418 84:1836 85:3396 86:1042 87:2155
88:1312 89:4319 90:776 91:8326 92:2804 93:2876
94:4036 95:4314 96:1435 97:313 98:1015 99:739
100:71 101:1141 102:3733 103:32113 104:4820 105:750
106:988 107:2626 108:1204 109:4088 110:2226 111:3323
112:2038 113:1790 114:1960 115:2162 116:2034 117:2740
118:2846 119:1953 120:1872 121:1368 122:2748 123:2177
124:1564 125:2851 126:88 128:1593 129:957 130:1283
131:1913 132:781 133:451 134:1530 135:329 136:1301
137:1246 138:2902 139:1626 140:1570 141:1482 142:1833
143:1663 144:1053 145:515 146:2160 147:2100 148:2640
149:2893 150:1242 151:1741 152:2104 153:572 154:7874
155:1629 156:2933 157:1901 158:1271 159:2428 160:3561
161:1942 162:3718 163:1973 164:1694 165:2196 166:1435
167:1885 168:4048 169:792 170:5095 171:1005 172:4480
173:3225 174:918 175:1290 176:3686 177:4688 178:3776
179:2294 180:2579 181:4057 182:3371 183:2026 184:2310
185:21521 186:5127 187:4418 188:4195 189:4197 190:9644
191:1479 192:11198 193:9420 194:7791 195:5550 196:3296
197:3528 198:6100 199:8404 200:8175 201:6302 202:10373
203:10611 204:4526 205:3628 206:4625 207:3480 208:4194
209:5140 210:4564 211:2536 212:4499 213:3773 214:1051
215:48 216:6591 217:3083 218:1330 219:375 220:2082
221:1073 222:712 223:2317
End of report
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