[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 26 21:40:16 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 26 Feb, 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: 974262
Prefixes after maximum aggregation (per Origin AS): 372918
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476116
Number of IPv4 prefixes with a valid ROA: 533572
Number of IPv4 prefixes with an invalid ROA: 188
Number of IPv4 prefixes with no ROA: 440502
Total ASes present in the Internet Routing Table: 76667
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65736
Origin ASes announcing only one prefix: 26905
Transit ASes present in the Internet Routing Table: 10931
Transit-only ASes present in the Internet Routing Table: 544
Paths with bogon ASNs present in the IPv4 Routing Table: 348
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: 1164
Number of instances of unregistered ASNs: 1184
Number of 32-bit ASNs allocated by the RIRs: 46200
Number of 32-bit ASNs visible in the Routing Table: 37857
Prefixes from 32-bit ASNs in the Routing Table: 199111
Number of bogon 32-bit ASNs visible in the Routing Table: 69
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 504
Number of addresses announced to Internet: 3111663872
Equivalent to 185 /8s, 120 /16s and 57 /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: 319652
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255024
Total APNIC prefixes after maximum aggregation: 75968
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247206
Unique aggregates announced from the APNIC address blocks: 102610
APNIC Region origin ASes present in the Internet Routing Table: 14495
APNIC Prefixes per ASN: 17.05
APNIC Region origin ASes announcing only one prefix: 4436
APNIC Region transit ASes present in the Internet Routing Table: 1951
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: 10005
Number of APNIC addresses announced to Internet: 752338432
Equivalent to 44 /8s, 215 /16s and 198 /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: 287227
Total ARIN prefixes after maximum aggregation: 127857
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288897
Unique aggregates announced from the ARIN address blocks: 136071
ARIN Region origin ASes present in the Internet Routing Table: 19241
ARIN Prefixes per ASN: 15.01
ARIN Region origin ASes announcing only one prefix: 7038
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: 5165
Number of ARIN addresses announced to Internet: 1348364800
Equivalent to 80 /8s, 94 /16s and 106 /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: 272628
Total RIPE prefixes after maximum aggregation: 132369
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270122
Unique aggregates announced from the RIPE address blocks: 173066
RIPE Region origin ASes present in the Internet Routing Table: 28844
RIPE Prefixes per ASN: 9.36
RIPE Region origin ASes announcing only one prefix: 12050
RIPE Region transit ASes present in the Internet Routing Table: 3968
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: 12269
Number of RIPE addresses announced to Internet: 732306944
Equivalent to 43 /8s, 166 /16s and 30 /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: 123306
Total LACNIC prefixes after maximum aggregation: 29174
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120257
Unique aggregates announced from the LACNIC address blocks: 48937
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2678
LACNIC Region transit ASes present in the Internet Routing Table: 2467
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: 9145
Number of LACNIC addresses announced to Internet: 173772288
Equivalent to 10 /8s, 91 /16s and 142 /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: 34913
Total AfriNIC prefixes after maximum aggregation: 6818
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 47275
Unique aggregates announced from the AfriNIC address blocks: 15014
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 24.66
AfriNIC Region origin ASes announcing only one prefix: 703
AfriNIC Region transit ASes present in the Internet Routing Table: 379
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: 104619264
Equivalent to 6 /8s, 60 /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 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4325 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 2838 851 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 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 12758 39185 3777 AMAZON-02, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3592 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3296 8763 927 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3071 1315 2218 AKAMAI-AS, US
396982 2934 3660 452 GOOGLE-CLOUD-PLATFORM, US
30036 2593 362 317 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 7757 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3395 130 AKAMAI-ASN1, NL
9009 3750 322 1923 M247, RO
12389 2984 2303 894 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 1999 145 1477 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1600 1852 14 TE-AS TE-AS, EG
62240 1490 98 749 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 11776 3235 591 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2518 541 366 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1165 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1157 371 22 Telefonica del Peru S.A.A., PE
6503 1130 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 1624 555 28 RAYA-AS, EG
24863 1619 389 16 LINKdotNET-AS, EG
29571 1567 99 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 980 183 284 INTERNET-SOLUTIONS, ZA
36935 898 523 46 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 522 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 12758 39185 3777 AMAZON-02, US
8151 11776 3235 591 UNINET, MX
9808 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7757 1714 145 UNI2-AS, ES
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 562 CABLEONE, US
18403 4325 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 11776 11185 UNINET, MX
9808 10327 10239 CHINAMOBILE-CN China Mobile Communications Grou
12479 7757 7612 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4325 4300 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4143 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
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
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
23.135.76.0/24 Origin: 2914 NTT-DATA-2914, US
23.135.76.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
23.135.84.0/24 Origin: 2914 NTT-DATA-2914, US
23.135.84.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
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
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 /12:307
/13:586 /14:1226 /15:2163 /16:13925 /17:8260 /18:13700
/19:24564 /20:43838 /21:51854 /22:112001 /23:100949 /24:600722
/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 6714 7757 UNI2-AS, ES
8151 5977 11776 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2709 3592 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2273 12758 AMAZON-02, US
30036 2252 2593 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2185 3545 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 2:1513 3:572 4:10 5:4561 6:167
7:6 8:1551 9:1 11:172 12:1380 13:349
14:2514 15:349 16:274 17:356 18:915 20:450
21:4 22:188 23:7377 24:2720 25:2 27:2742
29:19 31:3160 32:35 34:78 35:201 36:2409
37:4612 38:8682 39:896 40:153 41:4179 42:1964
43:2526 44:354 45:18302 46:5015 47:291 49:1972
50:1890 51:589 52:1569 54:300 55:1068 56:9
57:243 58:2218 59:1196 60:1167 61:2784 62:2923
63:1829 64:5518 65:2121 66:4634 67:3045 68:1155
69:3969 70:1157 71:617 72:2841 74:2779 75:1647
76:611 77:2671 78:1871 79:1729 80:2207 81:2022
82:2703 83:1389 84:1802 85:3362 86:1028 87:2165
88:1317 89:4304 90:779 91:8326 92:2810 93:2878
94:3906 95:4262 96:1358 97:318 98:997 99:741
100:70 101:1140 102:3709 103:32251 104:4796 105:752
106:997 107:2618 108:1210 109:4093 110:2225 111:3305
112:2044 113:1790 114:1937 115:2166 116:2041 117:2762
118:2883 119:1957 120:1877 121:1360 122:2759 123:2177
124:1565 125:2871 126:90 128:1583 129:958 130:1278
131:1850 132:795 133:450 134:1498 135:329 136:1329
137:1241 138:2895 139:1631 140:1556 141:1472 142:1829
143:1615 144:1050 145:469 146:2137 147:2071 148:2589
149:2877 150:1230 151:1697 152:2106 153:571 154:7407
155:1608 156:3112 157:1904 158:1263 159:2429 160:3547
161:1927 162:3695 163:1852 164:1694 165:2179 166:1365
167:1879 168:4052 169:797 170:5069 171:1005 172:4362
173:3240 174:920 175:1273 176:3619 177:4766 178:3759
179:2246 180:2580 181:3991 182:3375 183:2064 184:2312
185:21499 186:5064 187:4306 188:4197 189:4204 190:9595
191:1552 192:11180 193:9390 194:7749 195:5519 196:3276
197:3653 198:6100 199:8337 200:8143 201:6298 202:10388
203:10605 204:4538 205:3635 206:4620 207:3500 208:4205
209:5172 210:4563 211:2523 212:4508 213:3747 214:1054
215:42 216:6561 217:3117 218:1336 219:372 220:2102
221:1054 222:717 223:2318
End of report
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