[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Mar 11 21:40:14 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Tue 11 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: 975938
Prefixes after maximum aggregation (per Origin AS): 373612
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475851
Number of IPv4 prefixes with a valid ROA: 535483
Number of IPv4 prefixes with an invalid ROA: 183
Number of IPv4 prefixes with no ROA: 440272
Total ASes present in the Internet Routing Table: 76663
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65731
Origin ASes announcing only one prefix: 26872
Transit ASes present in the Internet Routing Table: 10932
Transit-only ASes present in the Internet Routing Table: 545
Paths with bogon ASNs present in the IPv4 Routing Table: 316
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: 1100
Number of instances of unregistered ASNs: 1105
Number of 32-bit ASNs allocated by the RIRs: 46190
Number of 32-bit ASNs visible in the Routing Table: 37900
Prefixes from 32-bit ASNs in the Routing Table: 198688
Number of bogon 32-bit ASNs visible in the Routing Table: 38
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 461
Number of addresses announced to Internet: 3109803520
Equivalent to 185 /8s, 91 /16s and 214 /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: 320093
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255093
Total APNIC prefixes after maximum aggregation: 75859
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247168
Unique aggregates announced from the APNIC address blocks: 102568
APNIC Region origin ASes present in the Internet Routing Table: 14513
APNIC Prefixes per ASN: 17.03
APNIC Region origin ASes announcing only one prefix: 4424
APNIC Region transit ASes present in the Internet Routing Table: 1955
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10023
Number of APNIC addresses announced to Internet: 748388864
Equivalent to 44 /8s, 155 /16s and 130 /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: 288745
Total ARIN prefixes after maximum aggregation: 128438
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289671
Unique aggregates announced from the ARIN address blocks: 136570
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.07
ARIN Region origin ASes announcing only one prefix: 7026
ARIN Region transit ASes present in the Internet Routing Table: 1987
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: 5166
Number of ARIN addresses announced to Internet: 1351252480
Equivalent to 80 /8s, 138 /16s and 122 /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: 272312
Total RIPE prefixes after maximum aggregation: 132554
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 270173
Unique aggregates announced from the RIPE address blocks: 172877
RIPE Region origin ASes present in the Internet Routing Table: 28845
RIPE Prefixes per ASN: 9.37
RIPE Region origin ASes announcing only one prefix: 12060
RIPE Region transit ASes present in the Internet Routing Table: 3968
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12293
Number of RIPE addresses announced to Internet: 732111872
Equivalent to 43 /8s, 163 /16s and 36 /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: 123557
Total LACNIC prefixes after maximum aggregation: 29228
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120444
Unique aggregates announced from the LACNIC address blocks: 48909
LACNIC Region origin ASes present in the Internet Routing Table: 11208
LACNIC Prefixes per ASN: 10.75
LACNIC Region origin ASes announcing only one prefix: 2670
LACNIC Region transit ASes present in the Internet Routing Table: 2471
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: 9151
Number of LACNIC addresses announced to Internet: 172774400
Equivalent to 10 /8s, 76 /16s and 84 /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: 35131
Total AfriNIC prefixes after maximum aggregation: 6831
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 48020
Unique aggregates announced from the AfriNIC address blocks: 14529
AfriNIC Region origin ASes present in the Internet Routing Table: 1906
AfriNIC Prefixes per ASN: 25.19
AfriNIC Region origin ASes announcing only one prefix: 692
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: 1267
Number of AfriNIC addresses announced to Internet: 105043456
Equivalent to 6 /8s, 66 /16s and 214 /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 6212 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4397 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2837 848 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 434 193 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 12925 39643 3928 AMAZON-02, US
11492 4673 310 589 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
174 3663 8768 961 COGENT-174, US
6327 3621 1320 81 SHAW, CA
22773 3601 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3078 1306 2226 AKAMAI-AS, US
396982 2942 3660 455 GOOGLE-CLOUD-PLATFORM, US
30036 2564 356 396 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 7775 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4016 3395 129 AKAMAI-ASN1, NL
9009 3766 322 1942 M247, RO
12389 2979 2303 890 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2028 144 1495 CDNEXT, GB
8452 1606 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1488 98 747 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 11807 3239 587 UNINET, MX
10620 3523 487 970 Telmex Colombia S.A., CO
13999 2504 539 374 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 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1203 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1107 359 174 Axtel, S.A.B. de C.V., MX
22884 1051 70 376 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 1582 100 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 875 1083 15 MOBINIL, EG
6713 559 1861 35 IAM-AS, MA
36914 541 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 12925 39643 3928 AMAZON-02, US
8151 11807 3239 587 UNINET, MX
9808 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7775 1714 145 UNI2-AS, ES
7545 6212 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4673 310 589 CABLEONE, US
18403 4397 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 11807 11220 UNINET, MX
9808 10327 10239 CHINAMOBILE-CN China Mobile Communications Grou
12479 7775 7630 UNI2-AS, ES
7545 6212 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4397 4372 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 VIASAT-SP-BACKBONE, US
11492 4673 4084 CABLEONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 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
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
23.140.216.0/24 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 /10:42 /11:92 /12:304
/13:586 /14:1225 /15:2166 /16:13966 /17:8292 /18:13730
/19:24598 /20:43818 /21:51824 /22:111894 /23:101133 /24:602235
/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 6715 7775 UNI2-AS, ES
8151 6006 11807 UNINET, MX
11492 3527 4673 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2719 3601 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2339 12925 AMAZON-02, US
30036 2222 2564 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3523 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)
----------------------------------------------
1:2339 2:1528 3:585 4:10 5:4570 6:162
7:6 8:1586 9:1 11:172 12:1375 13:346
14:2515 15:349 16:279 17:363 18:924 20:461
21:4 22:188 23:7343 24:3018 25:2 27:2742
29:19 31:3190 32:35 34:79 35:203 36:2406
37:4255 38:8891 39:897 40:153 41:4225 42:1998
43:2530 44:357 45:18286 46:5026 47:287 49:1985
50:1885 51:589 52:1559 54:302 55:1071 56:9
57:245 58:2213 59:1198 60:1166 61:2781 62:2918
63:1823 64:5500 65:2109 66:4643 67:3019 68:1155
69:3959 70:1163 71:617 72:2875 74:2780 75:1651
76:612 77:2682 78:1879 79:1732 80:2185 81:2012
82:2764 83:1395 84:1814 85:3358 86:1031 87:2168
88:1313 89:4322 90:781 91:8316 92:2795 93:2895
94:3902 95:4271 96:1411 97:319 98:995 99:738
100:71 101:1131 102:3636 103:32167 104:4801 105:757
106:1000 107:2609 108:1207 109:4104 110:2224 111:3315
112:2018 113:1791 114:1939 115:2159 116:2041 117:2761
118:2881 119:1958 120:1879 121:1360 122:2740 123:2177
124:1565 125:2853 126:86 128:1581 129:962 130:1277
131:1863 132:777 133:451 134:1530 135:328 136:1275
137:1246 138:2892 139:1612 140:1551 141:1472 142:1825
143:1600 144:1038 145:479 146:2154 147:2078 148:2597
149:2832 150:1232 151:1945 152:2116 153:571 154:7747
155:1624 156:3264 157:1910 158:1270 159:2435 160:3553
161:1933 162:3678 163:1895 164:1697 165:2190 166:1393
167:1880 168:4068 169:793 170:5090 171:1003 172:4452
173:3224 174:921 175:1266 176:3655 177:4808 178:3779
179:2311 180:2575 181:4022 182:3373 183:2069 184:2311
185:21475 186:5101 187:4356 188:4206 189:4244 190:9649
191:1510 192:11190 193:9404 194:7742 195:5539 196:3267
197:3653 198:6114 199:8374 200:8163 201:6338 202:10402
203:10614 204:4504 205:3602 206:4608 207:3482 208:4179
209:5147 210:4564 211:2526 212:4509 213:3758 214:1066
215:42 216:6594 217:3114 218:1331 219:371 220:2094
221:1056 222:717 223:2317
End of report
More information about the ren-bgp-stats-all
mailing list