[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 25 21:40:10 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Tue 25 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: 974184
Prefixes after maximum aggregation (per Origin AS): 372815
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475852
Number of IPv4 prefixes with a valid ROA: 533002
Number of IPv4 prefixes with an invalid ROA: 169
Number of IPv4 prefixes with no ROA: 441013
Total ASes present in the Internet Routing Table: 76635
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65696
Origin ASes announcing only one prefix: 26888
Transit ASes present in the Internet Routing Table: 10939
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 352
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 63
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1192
Number of instances of unregistered ASNs: 1211
Number of 32-bit ASNs allocated by the RIRs: 46198
Number of 32-bit ASNs visible in the Routing Table: 37833
Prefixes from 32-bit ASNs in the Routing Table: 199108
Number of bogon 32-bit ASNs visible in the Routing Table: 73
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 511
Number of addresses announced to Internet: 3111625472
Equivalent to 185 /8s, 119 /16s and 163 /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: 319532
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255050
Total APNIC prefixes after maximum aggregation: 75949
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247215
Unique aggregates announced from the APNIC address blocks: 102640
APNIC Region origin ASes present in the Internet Routing Table: 14491
APNIC Prefixes per ASN: 17.06
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1942
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: 10002
Number of APNIC addresses announced to Internet: 752325632
Equivalent to 44 /8s, 215 /16s and 148 /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: 287048
Total ARIN prefixes after maximum aggregation: 127740
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288830
Unique aggregates announced from the ARIN address blocks: 135992
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.01
ARIN Region origin ASes announcing only one prefix: 7036
ARIN Region transit ASes present in the Internet Routing Table: 1994
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: 1348367872
Equivalent to 80 /8s, 94 /16s and 118 /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: 272467
Total RIPE prefixes after maximum aggregation: 132290
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269929
Unique aggregates announced from the RIPE address blocks: 172927
RIPE Region origin ASes present in the Internet Routing Table: 28850
RIPE Prefixes per ASN: 9.36
RIPE Region origin ASes announcing only one prefix: 12061
RIPE Region transit ASes present in the Internet Routing Table: 3971
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: 12274
Number of RIPE addresses announced to Internet: 732322816
Equivalent to 43 /8s, 166 /16s and 92 /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: 123340
Total LACNIC prefixes after maximum aggregation: 29279
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 120286
Unique aggregates announced from the LACNIC address blocks: 48864
LACNIC Region origin ASes present in the Internet Routing Table: 11174
LACNIC Prefixes per ASN: 10.76
LACNIC Region origin ASes announcing only one prefix: 2663
LACNIC Region transit ASes present in the Internet Routing Table: 2469
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: 9120
Number of LACNIC addresses announced to Internet: 173745664
Equivalent to 10 /8s, 91 /16s and 38 /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: 35087
Total AfriNIC prefixes after maximum aggregation: 6806
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 47412
Unique aggregates announced from the AfriNIC address blocks: 15000
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 24.77
AfriNIC Region origin ASes announcing only one prefix: 699
AfriNIC Region transit ASes present in the Internet Routing Table: 376
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 63
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1271
Number of AfriNIC addresses announced to Internet: 104598016
Equivalent to 6 /8s, 60 /16s and 10 /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 4320 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3920 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3258 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2839 851 529 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 12764 39185 3781 AMAZON-02, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3590 3054 220 ASN-CXA-ALL-CCI-22773-RDC, US
174 3298 8763 928 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3061 1314 2212 AKAMAI-AS, US
396982 2934 3660 452 GOOGLE-CLOUD-PLATFORM, US
30036 2596 361 292 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 7764 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3395 130 AKAMAI-ASN1, NL
9009 3742 322 1924 M247, RO
12389 2986 2303 894 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 1996 145 1474 CDNEXT, GB
8452 1617 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 11765 3235 591 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2516 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,
6147 1156 371 22 Telefonica del Peru S.A.A., PE
6503 1127 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1013 2503 53 TIM SA, BR
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 1564 99 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 553 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 12764 39185 3781 AMAZON-02, US
8151 11765 3235 591 UNINET, MX
9808 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7764 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 4320 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 11765 11174 UNINET, MX
9808 10327 10239 CHINAMOBILE-CN China Mobile Communications Grou
12479 7764 7619 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4320 4295 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 3920 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
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
/13:586 /14:1226 /15:2163 /16:13925 /17:8283 /18:13705
/19:24577 /20:43857 /21:51873 /22:112112 /23:100904 /24:600499
/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 6717 7764 UNI2-AS, ES
8151 5976 11765 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 2708 3590 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2277 12764 AMAZON-02, US
30036 2254 2596 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 2:1526 3:573 4:10 5:4556 6:165
7:6 8:1551 9:1 11:172 12:1380 13:348
14:2511 15:348 16:274 17:357 18:914 20:450
21:4 22:188 23:7353 24:2720 25:2 27:2745
29:19 31:3156 32:35 34:78 35:201 36:2408
37:4612 38:8676 39:896 40:155 41:4199 42:1964
43:2524 44:354 45:18271 46:4999 47:291 49:1972
50:1887 51:589 52:1569 54:300 55:1066 56:9
57:243 58:2218 59:1196 60:1167 61:2784 62:2924
63:1829 64:5517 65:2135 66:4633 67:3038 68:1155
69:3964 70:1158 71:617 72:2857 74:2776 75:1646
76:611 77:2666 78:1874 79:1723 80:2206 81:2026
82:2642 83:1390 84:1797 85:3358 86:1024 87:2165
88:1317 89:4307 90:761 91:8328 92:2811 93:2866
94:3911 95:4254 96:1358 97:318 98:1003 99:741
100:71 101:1141 102:3680 103:32271 104:4801 105:757
106:995 107:2616 108:1210 109:4087 110:2225 111:3307
112:2046 113:1791 114:1938 115:2170 116:2040 117:2753
118:2882 119:1958 120:1877 121:1360 122:2759 123:2177
124:1565 125:2871 126:94 128:1594 129:953 130:1279
131:1850 132:795 133:450 134:1513 135:329 136:1326
137:1245 138:2886 139:1623 140:1555 141:1475 142:1829
143:1614 144:1046 145:469 146:2133 147:2069 148:2585
149:2877 150:1231 151:1704 152:2106 153:571 154:7329
155:1613 156:3134 157:1900 158:1261 159:2429 160:3536
161:1925 162:3695 163:1853 164:1694 165:2181 166:1361
167:1876 168:4059 169:797 170:5066 171:1005 172:4347
173:3241 174:923 175:1273 176:3618 177:4742 178:3759
179:2244 180:2580 181:3998 182:3372 183:2061 184:2312
185:21489 186:5071 187:4317 188:4195 189:4205 190:9623
191:1548 192:11170 193:9387 194:7739 195:5518 196:3282
197:3677 198:6097 199:8330 200:8132 201:6295 202:10394
203:10604 204:4540 205:3644 206:4624 207:3490 208:4205
209:5174 210:4568 211:2521 212:4514 213:3748 214:1058
215:42 216:6561 217:3109 218:1337 219:372 220:2102
221:1056 222:717 223:2317
End of report
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