[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Feb 21 21:40:09 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 21 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: 974385
Prefixes after maximum aggregation (per Origin AS): 372555
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 475552
Number of IPv4 prefixes with a valid ROA: 532494
Number of IPv4 prefixes with an invalid ROA: 171
Number of IPv4 prefixes with no ROA: 441720
Total ASes present in the Internet Routing Table: 76650
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65714
Origin ASes announcing only one prefix: 26874
Transit ASes present in the Internet Routing Table: 10936
Transit-only ASes present in the Internet Routing Table: 541
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: 1187
Number of instances of unregistered ASNs: 1206
Number of 32-bit ASNs allocated by the RIRs: 46157
Number of 32-bit ASNs visible in the Routing Table: 37843
Prefixes from 32-bit ASNs in the Routing Table: 199027
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: 3111805440
Equivalent to 185 /8s, 122 /16s and 98 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 319410
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 254889
Total APNIC prefixes after maximum aggregation: 75971
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247097
Unique aggregates announced from the APNIC address blocks: 102664
APNIC Region origin ASes present in the Internet Routing Table: 14492
APNIC Prefixes per ASN: 17.05
APNIC Region origin ASes announcing only one prefix: 4437
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: 10006
Number of APNIC addresses announced to Internet: 752353536
Equivalent to 44 /8s, 216 /16s and 1 /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: 287484
Total ARIN prefixes after maximum aggregation: 127625
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289194
Unique aggregates announced from the ARIN address blocks: 135963
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7026
ARIN Region transit ASes present in the Internet Routing Table: 1996
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: 1348522240
Equivalent to 80 /8s, 96 /16s and 209 /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: 272384
Total RIPE prefixes after maximum aggregation: 132263
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269795
Unique aggregates announced from the RIPE address blocks: 172654
RIPE Region origin ASes present in the Internet Routing Table: 28841
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: 3961
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: 732230912
Equivalent to 43 /8s, 164 /16s and 245 /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: 123412
Total LACNIC prefixes after maximum aggregation: 29124
LACNIC Deaggregation factor: 4.24
Prefixes being announced from the LACNIC address blocks: 120476
Unique aggregates announced from the LACNIC address blocks: 48865
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 10.76
LACNIC Region origin ASes announcing only one prefix: 2670
LACNIC Region transit ASes present in the Internet Routing Table: 2468
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: 9135
Number of LACNIC addresses announced to Internet: 173830912
Equivalent to 10 /8s, 92 /16s and 115 /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: 35029
Total AfriNIC prefixes after maximum aggregation: 6813
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 47306
Unique aggregates announced from the AfriNIC address blocks: 14973
AfriNIC Region origin ASes present in the Internet Routing Table: 1913
AfriNIC Prefixes per ASN: 24.73
AfriNIC Region origin ASes announcing only one prefix: 694
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: 1268
Number of AfriNIC addresses announced to Internet: 104601088
Equivalent to 6 /8s, 60 /16s and 22 /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 10335 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6214 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4269 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3255 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 12778 39190 3778 AMAZON-02, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3588 3054 219 ASN-CXA-ALL-CCI-22773-RDC, US
174 3476 8763 931 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3044 1311 2203 AKAMAI-AS, US
396982 2930 3660 449 GOOGLE-CLOUD-PLATFORM, US
30036 2599 363 268 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 3733 320 1918 M247, RO
12389 2993 2303 893 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 2017 147 1490 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1602 1852 14 TE-AS TE-AS, EG
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 3231 596 UNINET, MX
10620 3544 492 951 Telmex Colombia S.A., CO
13999 2502 541 365 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,
11664 1159 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1156 371 22 Telefonica del Peru S.A.A., PE
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1047 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 1559 98 102 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
6713 558 1861 35 IAM-AS, MA
36914 557 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 12778 39190 3778 AMAZON-02, US
8151 11765 3231 596 UNINET, MX
9808 10335 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 4705 312 562 CABLEONE, US
18403 4269 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 11169 UNINET, MX
9808 10335 10247 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 4269 4244 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 3919 3894 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 /16:13934 /17:8285 /18:13703
/19:24555 /20:43832 /21:51934 /22:112204 /23:100903 /24:600586
/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 5969 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 3588 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2270 12778 AMAZON-02, US
30036 2257 2599 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 2:1519 3:570 4:10 5:4524 6:165
7:6 8:1551 9:1 11:172 12:1381 13:349
14:2507 15:347 16:274 17:357 18:917 20:450
21:4 22:188 23:7342 24:2726 25:2 27:2745
29:19 31:3147 32:35 34:78 35:201 36:2407
37:4606 38:8611 39:896 40:153 41:4171 42:1937
43:2526 44:351 45:18259 46:4981 47:291 49:1967
50:1888 51:589 52:1569 54:300 55:1019 56:9
57:243 58:2220 59:1196 60:1167 61:2784 62:2950
63:1828 64:5513 65:2140 66:4637 67:3031 68:1156
69:3973 70:1158 71:617 72:2879 74:2782 75:1649
76:611 77:2664 78:1873 79:1724 80:2206 81:2027
82:2605 83:1411 84:1784 85:3357 86:1019 87:2167
88:1315 89:4313 90:762 91:8320 92:2806 93:2860
94:3911 95:4227 96:1364 97:318 98:1002 99:741
100:71 101:1141 102:3698 103:32280 104:4809 105:752
106:990 107:2610 108:1199 109:4087 110:2222 111:3307
112:2047 113:1793 114:1937 115:2163 116:2041 117:2752
118:2883 119:1956 120:1877 121:1362 122:2755 123:2176
124:1562 125:2870 126:94 128:1593 129:955 130:1280
131:1855 132:795 133:450 134:1525 135:325 136:1330
137:1285 138:2892 139:1621 140:1560 141:1483 142:1828
143:1608 144:1049 145:469 146:2135 147:2062 148:2578
149:2865 150:1229 151:1688 152:2109 153:571 154:7549
155:1606 156:3129 157:1898 158:1251 159:2430 160:3571
161:1890 162:3695 163:1839 164:1672 165:2176 166:1352
167:1885 168:4065 169:798 170:5080 171:1004 172:4364
173:3244 174:924 175:1269 176:3619 177:4727 178:3770
179:2231 180:2579 181:3996 182:3370 183:2035 184:2308
185:21489 186:5086 187:4319 188:4225 189:4188 190:9630
191:1532 192:11186 193:9394 194:7748 195:5480 196:3282
197:3658 198:6171 199:8332 200:8149 201:6301 202:10382
203:10612 204:4558 205:3688 206:4623 207:3535 208:4201
209:5171 210:4564 211:2521 212:4510 213:3748 214:1061
215:42 216:6569 217:3108 218:1337 219:372 220:2102
221:1055 222:717 223:2317
End of report
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