[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 20 21:40:16 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 20 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: 973486
Prefixes after maximum aggregation (per Origin AS): 372196
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 475146
Number of IPv4 prefixes with a valid ROA: 531578
Number of IPv4 prefixes with an invalid ROA: 171
Number of IPv4 prefixes with no ROA: 441737
Total ASes present in the Internet Routing Table: 76617
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65677
Origin ASes announcing only one prefix: 26873
Transit ASes present in the Internet Routing Table: 10940
Transit-only ASes present in the Internet Routing Table: 539
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: 1185
Number of instances of unregistered ASNs: 1204
Number of 32-bit ASNs allocated by the RIRs: 46146
Number of 32-bit ASNs visible in the Routing Table: 37815
Prefixes from 32-bit ASNs in the Routing Table: 199090
Number of bogon 32-bit ASNs visible in the Routing Table: 67
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 516
Number of addresses announced to Internet: 3111600640
Equivalent to 185 /8s, 119 /16s and 66 /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: 319552
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 254518
Total APNIC prefixes after maximum aggregation: 75797
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 246992
Unique aggregates announced from the APNIC address blocks: 102592
APNIC Region origin ASes present in the Internet Routing Table: 14475
APNIC Prefixes per ASN: 17.06
APNIC Region origin ASes announcing only one prefix: 4426
APNIC Region transit ASes present in the Internet Routing Table: 1940
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: 9987
Number of APNIC addresses announced to Internet: 752334592
Equivalent to 44 /8s, 215 /16s and 183 /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: 286923
Total ARIN prefixes after maximum aggregation: 127496
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289081
Unique aggregates announced from the ARIN address blocks: 135913
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.03
ARIN Region origin ASes announcing only one prefix: 7030
ARIN Region transit ASes present in the Internet Routing Table: 1998
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: 5160
Number of ARIN addresses announced to Internet: 1344446208
Equivalent to 80 /8s, 34 /16s and 159 /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: 272270
Total RIPE prefixes after maximum aggregation: 132228
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269646
Unique aggregates announced from the RIPE address blocks: 172562
RIPE Region origin ASes present in the Internet Routing Table: 28831
RIPE Prefixes per ASN: 9.35
RIPE Region origin ASes announcing only one prefix: 12047
RIPE Region transit ASes present in the Internet Routing Table: 3965
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: 12266
Number of RIPE addresses announced to Internet: 732179968
Equivalent to 43 /8s, 164 /16s and 46 /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: 123651
Total LACNIC prefixes after maximum aggregation: 29117
LACNIC Deaggregation factor: 4.25
Prefixes being announced from the LACNIC address blocks: 120929
Unique aggregates announced from the LACNIC address blocks: 48889
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 10.80
LACNIC Region origin ASes announcing only one prefix: 2674
LACNIC Region transit ASes present in the Internet Routing Table: 2474
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: 9137
Number of LACNIC addresses announced to Internet: 177894912
Equivalent to 10 /8s, 154 /16s and 118 /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: 34939
Total AfriNIC prefixes after maximum aggregation: 6798
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 46321
Unique aggregates announced from the AfriNIC address blocks: 14757
AfriNIC Region origin ASes present in the Internet Routing Table: 1909
AfriNIC Prefixes per ASN: 24.26
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 370
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: 1265
Number of AfriNIC addresses announced to Internet: 104480000
Equivalent to 6 /8s, 58 /16s and 61 /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 10334 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4273 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3250 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2842 854 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2150 11521 612 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 12803 39190 3782 AMAZON-02, US
11492 4703 312 568 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3589 3054 220 ASN-CXA-ALL-CCI-22773-RDC, US
174 3503 8763 933 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3045 1311 2201 AKAMAI-AS, US
396982 2929 3660 448 GOOGLE-CLOUD-PLATFORM, US
30036 2602 363 270 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 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4003 3395 130 AKAMAI-ASN1, NL
9009 3732 320 1918 M247, RO
12389 2993 2303 893 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 2020 146 1496 CDNEXT, GB
8452 1620 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1498 99 749 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 11756 3230 597 UNINET, MX
10620 3544 492 951 Telmex Colombia S.A., CO
13999 2512 539 366 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1349 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1159 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1155 371 22 Telefonica del Peru S.A.A., PE
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1075 98 371 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 1644 389 16 LINKdotNET-AS, EG
29571 1556 98 101 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 997 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
36914 558 82 3 KENET-AS, KE
6713 557 1861 35 IAM-AS, MA
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 12803 39190 3782 AMAZON-02, US
8151 11756 3230 597 UNINET, MX
9808 10334 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7770 1714 145 UNI2-AS, ES
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4703 312 568 CABLEONE, US
18403 4273 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
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 11756 11159 UNINET, MX
9808 10334 10246 CHINAMOBILE-CN China Mobile Communications Grou
12479 7770 7625 UNI2-AS, ES
7545 6214 5552 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4273 4248 FPT-AS-AP FPT Telecom Company, VN
11492 4703 4135 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 3896 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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
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
23.140.16.0/24 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 /12:307
/13:587 /14:1224 /15:2164 /16:13933 /17:8284 /18:13699
/19:24564 /20:43825 /21:51936 /22:112207 /23:100974 /24:599615
/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 6723 7770 UNI2-AS, ES
8151 5961 11756 UNINET, MX
11492 3556 4703 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2708 3589 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2279 12803 AMAZON-02, US
30036 2260 2602 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3544 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 2:1521 3:573 4:10 5:4519 6:165
7:6 8:1555 9:1 11:172 12:1381 13:349
14:2507 15:348 16:273 17:357 18:917 20:450
21:4 22:188 23:7327 24:2727 25:2 27:2746
29:19 31:3146 32:35 34:78 35:201 36:2407
37:4598 38:8586 39:896 40:153 41:4157 42:1936
43:2531 44:354 45:18238 46:4980 47:291 49:1970
50:1890 51:589 52:1569 54:300 55:1090 56:9
57:243 58:2220 59:1191 60:1167 61:2784 62:2944
63:1828 64:5509 65:2140 66:4635 67:3031 68:1154
69:3972 70:1158 71:617 72:2874 74:2788 75:1647
76:611 77:2662 78:1872 79:1722 80:2206 81:2027
82:2592 83:1413 84:1797 85:3359 86:1019 87:2167
88:1316 89:4311 90:761 91:8316 92:2807 93:2857
94:3910 95:4222 96:1363 97:318 98:1003 99:741
100:71 101:1132 102:3697 103:32228 104:4801 105:753
106:995 107:2612 108:1201 109:4088 110:2222 111:3299
112:2046 113:1781 114:1938 115:2163 116:2038 117:2750
118:2883 119:1956 120:1877 121:1362 122:2754 123:2178
124:1561 125:2870 126:94 128:1595 129:952 130:1288
131:1852 132:797 133:450 134:1529 135:325 136:1331
137:1284 138:2885 139:1613 140:1548 141:1477 142:1828
143:1605 144:1052 145:468 146:2132 147:2063 148:2605
149:2859 150:1224 151:1686 152:2110 153:571 154:7051
155:1607 156:2736 157:1891 158:1249 159:2430 160:3564
161:1873 162:3692 163:1836 164:1697 165:2175 166:1362
167:1883 168:4060 169:796 170:5071 171:1004 172:4367
173:3248 174:924 175:1271 176:3615 177:4788 178:3771
179:2227 180:2576 181:3992 182:3369 183:2032 184:2309
185:21464 186:5132 187:4376 188:4226 189:4203 190:9619
191:1528 192:11188 193:9385 194:7737 195:5479 196:3261
197:3637 198:6172 199:8329 200:8165 201:6363 202:10365
203:10612 204:4557 205:3664 206:4627 207:3536 208:4191
209:5168 210:4566 211:2522 212:4510 213:3740 214:1059
215:42 216:6561 217:3107 218:1337 219:372 220:2102
221:1052 222:717 223:2308
End of report
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