[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jul 9 21:40:00 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 09 Jul, 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: 985104
Prefixes after maximum aggregation (per Origin AS): 382120
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 485020
Number of IPv4 prefixes with a valid ROA: 554602
Number of IPv4 prefixes with an invalid ROA: 176
Number of IPv4 prefixes with no ROA: 430326
Total ASes present in the Internet Routing Table: 77006
Prefixes per ASN: 12.79
Origin-only ASes present in the Internet Routing Table: 65970
Origin ASes announcing only one prefix: 26894
Transit ASes present in the Internet Routing Table: 11036
Transit-only ASes present in the Internet Routing Table: 551
Paths with bogon ASNs present in the IPv4 Routing Table: 344
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 79
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1262
Number of instances of unregistered ASNs: 1298
Number of 32-bit ASNs allocated by the RIRs: 46764
Number of 32-bit ASNs visible in the Routing Table: 38509
Prefixes from 32-bit ASNs in the Routing Table: 204801
Number of bogon 32-bit ASNs visible in the Routing Table: 117
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 432
Number of addresses announced to Internet: 3104741632
Equivalent to 185 /8s, 14 /16s and 153 /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: 322588
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260628
Total APNIC prefixes after maximum aggregation: 77532
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251590
Unique aggregates announced from the APNIC address blocks: 104685
APNIC Region origin ASes present in the Internet Routing Table: 14693
APNIC Prefixes per ASN: 17.12
APNIC Region origin ASes announcing only one prefix: 4477
APNIC Region transit ASes present in the Internet Routing Table: 1977
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 79
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10220
Number of APNIC addresses announced to Internet: 748993024
Equivalent to 44 /8s, 164 /16s and 186 /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: 290988
Total ARIN prefixes after maximum aggregation: 131701
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 292811
Unique aggregates announced from the ARIN address blocks: 140397
ARIN Region origin ASes present in the Internet Routing Table: 19213
ARIN Prefixes per ASN: 15.24
ARIN Region origin ASes announcing only one prefix: 7019
ARIN Region transit ASes present in the Internet Routing Table: 1989
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: 5245
Number of ARIN addresses announced to Internet: 1348632320
Equivalent to 80 /8s, 98 /16s and 127 /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: 276134
Total RIPE prefixes after maximum aggregation: 135700
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 275040
Unique aggregates announced from the RIPE address blocks: 176714
RIPE Region origin ASes present in the Internet Routing Table: 28922
RIPE Prefixes per ASN: 9.51
RIPE Region origin ASes announcing only one prefix: 12032
RIPE Region transit ASes present in the Internet Routing Table: 3984
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: 12528
Number of RIPE addresses announced to Internet: 730959360
Equivalent to 43 /8s, 145 /16s and 142 /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: 124472
Total LACNIC prefixes after maximum aggregation: 29697
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 120833
Unique aggregates announced from the LACNIC address blocks: 49080
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2666
LACNIC Region transit ASes present in the Internet Routing Table: 2521
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9228
Number of LACNIC addresses announced to Internet: 171200256
Equivalent to 10 /8s, 52 /16s and 79 /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: 31620
Total AfriNIC prefixes after maximum aggregation: 6633
AfriNIC Deaggregation factor: 4.77
Prefixes being announced from the AfriNIC address blocks: 44397
Unique aggregates announced from the AfriNIC address blocks: 13761
AfriNIC Region origin ASes present in the Internet Routing Table: 1923
AfriNIC Prefixes per ASN: 23.09
AfriNIC Region origin ASes announcing only one prefix: 700
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 33
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1288
Number of AfriNIC addresses announced to Internet: 104708608
Equivalent to 6 /8s, 61 /16s and 186 /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 11762 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4455 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 535 312 BBIL-AP BHARTI Airtel Ltd., IN
7552 3925 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3701 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3279 1868 100 VNPT-AS-VN VNPT Corp, VN
24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2581 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2182 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 13641 40959 5252 AMAZON-02, US
11492 4787 317 605 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
22773 3604 3039 210 ASN-CXA-ALL-CCI-22773-RDC, US
174 3481 8771 863 COGENT-174, US
749 3225 54767 2476 DNIC-AS-00749, US
396982 3193 3854 430 GOOGLE-CLOUD-PLATFORM, US
16625 3121 1312 2254 AKAMAI-AS, US
4155 2840 216 1729 USDA-1, 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 7665 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4075 3395 127 AKAMAI-ASN1, NL
9009 3786 360 2111 M247, RO
12389 3119 2305 883 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2402 361 582 TELLCOM-AS, TR
212238 2346 167 1714 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1568 1852 14 TE-AS TE-AS, EG
8551 1421 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
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 12284 3255 575 UNINET, MX
10620 3509 481 1020 Telmex Colombia S.A., CO
13999 2531 538 353 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1196 371 22 Telefonica del Peru S.A.A., PE
11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1023 373 162 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
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36903 1249 554 96 MT-MPLS, MA
36935 778 522 45 Vodafone-, EG
36992 768 1409 237 ETISALAT-MISR, EG
24835 716 633 33 RAYA-AS, EG
37069 600 1112 11 MOBINIL, EG
36914 572 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
24863 552 388 20 LINKdotNET-AS, EG
15399 531 56 54 WANANCHI-, 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 13641 40959 5252 AMAZON-02, US
8151 12284 3255 575 UNINET, MX
9808 11762 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7665 1713 148 UNI2-AS, ES
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4787 317 605 CABLEONE, US
18403 4455 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4075 3395 127 AKAMAI-ASN1, NL
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 12284 11709 UNINET, MX
9808 11762 11648 CHINAMOBILE-CN China Mobile Communications Grou
12479 7665 7517 UNI2-AS, ES
7545 6148 5525 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4455 4430 FPT-AS-AP FPT Telecom Company, VN
11492 4787 4182 CABLEONE, US
9498 4358 4046 BBIL-AP BHARTI Airtel Ltd., IN
20940 4075 3948 AKAMAI-ASN1, NL
7552 3925 3898 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
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
398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.224.0/24 Origin: 27392 639-DATACENTERS, US
23.147.224.0/24 Transit: 3356 LEVEL3, 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 /9:14 /10:41 /11:92 /12:298
/13:580 /14:1203 /15:2148 /16:13754 /17:8237 /18:13437
/19:24458 /20:43356 /21:51616 /22:110524 /23:102785 /24:612544
/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 6589 7665 UNI2-AS, ES
8151 6506 12284 UNINET, MX
11492 3581 4787 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3433 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2733 3604 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2343 13641 AMAZON-02, US
30036 2269 2611 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3509 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)
----------------------------------------------
1:2398 2:1529 3:843 4:10 5:4757 6:162
7:6 8:1559 9:1 11:172 12:1342 13:450
14:2552 15:364 16:285 17:378 18:897 20:556
21:4 22:188 23:7744 24:2727 25:2 27:2799
29:19 31:3322 32:35 33:1 34:80 35:256
36:3501 37:4586 38:9387 39:908 40:236 41:4025
42:1948 43:2663 44:375 45:18494 46:5098 47:333
49:1886 50:1892 51:591 52:1554 54:321 55:1099
56:11 57:273 58:2188 59:1187 60:1174 61:2790
62:2867 63:1800 64:5533 65:2059 66:4727 67:3105
68:1121 69:3959 70:1107 71:631 72:2873 74:2794
75:1514 76:608 77:2759 78:1917 79:1718 80:2187
81:2072 82:3160 83:1448 84:1845 85:3463 86:1085
87:2141 88:1346 89:4417 90:775 91:8410 92:2749
93:2946 94:4057 95:4399 96:1488 97:310 98:1001
99:696 100:72 101:1182 102:3857 103:32258 104:5225
105:743 106:976 107:2657 108:1258 109:4154 110:2234
111:3251 112:2213 113:1841 114:1962 115:2210 116:2058
117:2592 118:2987 119:1913 120:2108 121:1329 122:2787
123:2227 124:1630 125:2878 126:91 128:1606 129:963
130:1295 131:2048 132:780 133:450 134:1578 135:349
136:1427 137:1268 138:2845 139:1593 140:1632 141:1516
142:1894 143:1963 144:1163 145:555 146:2177 147:2101
148:2712 149:2938 150:1227 151:2211 152:2072 153:592
154:7610 155:1774 156:3102 157:1933 158:1344 159:2512
160:3620 161:1856 162:3874 163:2245 164:1867 165:2069
166:1504 167:2017 168:3981 169:785 170:5122 171:1005
172:4454 173:3361 174:928 175:1325 176:3705 177:4718
178:3940 179:2331 180:2604 181:4103 182:3496 183:2124
184:2126 185:21543 186:5235 187:4624 188:4265 189:4315
190:9640 191:1478 192:11317 193:9471 194:7767 195:5552
196:3251 197:3138 198:6107 199:8538 200:8201 201:6388
202:10348 203:10659 204:4570 205:3625 206:4530 207:3534
208:4294 209:5109 210:4616 211:2563 212:4559 213:3788
214:1023 215:46 216:6785 217:3155 218:1361 219:393
220:2143 221:1178 222:714 223:2593
End of report
More information about the ren-bgp-stats-all
mailing list