[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Apr 27 21:40:19 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sun 27 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: 980489
Prefixes after maximum aggregation (per Origin AS): 376738
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479267
Number of IPv4 prefixes with a valid ROA: 542092
Number of IPv4 prefixes with an invalid ROA: 161
Number of IPv4 prefixes with no ROA: 438236
Total ASes present in the Internet Routing Table: 76854
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 65857
Origin ASes announcing only one prefix: 26936
Transit ASes present in the Internet Routing Table: 10997
Transit-only ASes present in the Internet Routing Table: 538
Paths with bogon ASNs present in the IPv4 Routing Table: 304
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 72
Max AS path prepend of ASN (152107) 65
Prefixes from unregistered ASNs in the Routing Table: 1194
Number of instances of unregistered ASNs: 1197
Number of 32-bit ASNs allocated by the RIRs: 46291
Number of 32-bit ASNs visible in the Routing Table: 38170
Prefixes from 32-bit ASNs in the Routing Table: 201318
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 472
Number of addresses announced to Internet: 3105259776
Equivalent to 185 /8s, 22 /16s and 129 /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: 321626
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256515
Total APNIC prefixes after maximum aggregation: 76646
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247937
Unique aggregates announced from the APNIC address blocks: 103142
APNIC Region origin ASes present in the Internet Routing Table: 14603
APNIC Prefixes per ASN: 16.98
APNIC Region origin ASes announcing only one prefix: 4455
APNIC Region transit ASes present in the Internet Routing Table: 1969
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 72
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10118
Number of APNIC addresses announced to Internet: 747520256
Equivalent to 44 /8s, 142 /16s and 65 /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: 289820
Total ARIN prefixes after maximum aggregation: 129524
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 291018
Unique aggregates announced from the ARIN address blocks: 138571
ARIN Region origin ASes present in the Internet Routing Table: 19248
ARIN Prefixes per ASN: 15.12
ARIN Region origin ASes announcing only one prefix: 7048
ARIN Region transit ASes present in the Internet Routing Table: 1992
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: 5200
Number of ARIN addresses announced to Internet: 1348939008
Equivalent to 80 /8s, 103 /16s and 45 /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: 273877
Total RIPE prefixes after maximum aggregation: 133777
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271695
Unique aggregates announced from the RIPE address blocks: 173961
RIPE Region origin ASes present in the Internet Routing Table: 28903
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12045
RIPE Region transit ASes present in the Internet Routing Table: 3972
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: 12408
Number of RIPE addresses announced to Internet: 731733760
Equivalent to 43 /8s, 157 /16s and 95 /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: 123773
Total LACNIC prefixes after maximum aggregation: 29302
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120333
Unique aggregates announced from the LACNIC address blocks: 48773
LACNIC Region origin ASes present in the Internet Routing Table: 11220
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2697
LACNIC Region transit ASes present in the Internet Routing Table: 2472
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 38
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9167
Number of LACNIC addresses announced to Internet: 171725312
Equivalent to 10 /8s, 60 /16s and 82 /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: 35310
Total AfriNIC prefixes after maximum aggregation: 6763
AfriNIC Deaggregation factor: 5.22
Prefixes being announced from the AfriNIC address blocks: 49033
Unique aggregates announced from the AfriNIC address blocks: 14435
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 25.62
AfriNIC Region origin ASes announcing only one prefix: 691
AfriNIC Region transit ASes present in the Internet Routing Table: 381
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet: 105117696
Equivalent to 6 /8s, 67 /16s and 248 /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 10456 8754 93 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4251 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3262 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2858 851 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2180 11524 640 KIXS-AS-KR Korea Telecom, KR
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 13241 39703 4091 AMAZON-02, US
11492 4701 312 586 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
174 3681 8756 924 COGENT-174, US
22773 3629 3054 223 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
749 3255 54879 2506 DNIC-AS-00749, US
16625 3119 1311 2257 AKAMAI-AS, US
396982 2966 3651 474 GOOGLE-CLOUD-PLATFORM, US
36352 2734 225 836 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 7721 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4058 3395 127 AKAMAI-ASN1, NL
9009 3773 325 1963 M247, RO
12389 3069 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2362 360 584 TELLCOM-AS, TR
212238 2113 149 1549 CDNEXT, GB
8452 1640 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1417 366 33 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 11971 3243 594 UNINET, MX
10620 3516 485 994 Telmex Colombia S.A., CO
13999 2508 539 364 Mega Cable, S.A. de C.V., MX
11830 1989 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1192 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1189 371 21 Telefonica del Peru S.A.A., PE
22884 1054 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1040 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 1684 563 29 RAYA-AS, EG
24863 1650 389 16 LINKdotNET-AS, EG
29571 1589 102 22 ORANGE-COTE-IVOIRE, CI
36992 1434 1518 283 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 980 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
36935 898 520 43 Vodafone-, EG
36914 550 82 3 KENET-AS, KE
15399 526 57 58 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 13241 39703 4091 AMAZON-02, US
8151 11971 3243 594 UNINET, MX
9808 10456 8754 93 CHINAMOBILE-CN China Mobile Communication
12479 7721 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4701 312 586 CABLEONE, US
18403 4251 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 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 11971 11377 UNINET, MX
9808 10456 10363 CHINAMOBILE-CN China Mobile Communications Grou
12479 7721 7576 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4251 4226 FPT-AS-AP FPT Telecom Company, VN
11492 4701 4115 CABLEONE, US
9498 4237 3959 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 3931 AKAMAI-ASN1, NL
7552 3919 3893 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 /10:41 /11:93 /12:300
/13:583 /14:1223 /15:2161 /16:13909 /17:8276 /18:13737
/19:24595 /20:43722 /21:51719 /22:111896 /23:101599 /24:606602
/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 6642 7721 UNI2-AS, ES
8151 6177 11971 UNINET, MX
11492 3531 4701 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2747 3629 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2358 13241 AMAZON-02, US
30036 2240 2582 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2182 3516 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)
----------------------------------------------
1:2331 2:1538 3:624 4:9 5:4655 6:163
7:6 8:1555 9:1 11:172 12:1372 13:350
14:2514 15:352 16:282 17:368 18:920 20:512
21:4 22:188 23:7537 24:2802 25:2 27:2773
29:19 31:3228 32:36 34:80 35:206 36:2486
37:4671 38:9051 39:907 40:166 41:4236 42:1904
43:2578 44:377 45:18522 46:5034 47:292 49:1930
50:1898 51:590 52:1550 54:298 55:1071 56:11
57:256 58:2204 59:1217 60:1171 61:2772 62:2941
63:1833 64:5490 65:2136 66:4646 67:3063 68:1151
69:3936 70:1116 71:626 72:2847 74:2793 75:1619
76:614 77:2734 78:1897 79:1751 80:2199 81:2051
82:3187 83:1428 84:1848 85:3417 86:1047 87:2156
88:1314 89:4323 90:784 91:8336 92:2718 93:2897
94:4068 95:4366 96:1452 97:312 98:1024 99:669
100:72 101:1147 102:3909 103:32227 104:4826 105:749
106:1044 107:2645 108:1216 109:4073 110:2230 111:3343
112:2046 113:1793 114:1961 115:2207 116:2038 117:2747
118:2897 119:1957 120:1881 121:1375 122:2753 123:2180
124:1564 125:2858 126:91 128:1597 129:957 130:1304
131:1901 132:757 133:451 134:1538 135:331 136:1305
137:1252 138:2898 139:1622 140:1574 141:1497 142:1905
143:1665 144:1074 145:516 146:2158 147:2100 148:2668
149:2884 150:1248 151:1763 152:2101 153:571 154:8273
155:1642 156:3335 157:1897 158:1286 159:2439 160:3585
161:1920 162:3750 163:2085 164:1700 165:2195 166:1449
167:1878 168:4043 169:795 170:5055 171:1010 172:4501
173:3254 174:916 175:1302 176:3665 177:4661 178:3685
179:2534 180:2604 181:4053 182:3392 183:2049 184:2142
185:21575 186:5095 187:4413 188:4213 189:4211 190:9616
191:1468 192:11277 193:9458 194:7771 195:5502 196:3301
197:3681 198:6126 199:8466 200:8192 201:6272 202:10408
203:10632 204:4523 205:3590 206:4633 207:3474 208:4240
209:5141 210:4583 211:2534 212:4528 213:3779 214:1029
215:48 216:6624 217:3143 218:1333 219:374 220:2076
221:1059 222:725 223:2348
End of report
More information about the ren-bgp-stats-all
mailing list