[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Feb 22 21:40:16 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sat 22 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: 974130
Prefixes after maximum aggregation (per Origin AS): 372477
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 475531
Number of IPv4 prefixes with a valid ROA: 532540
Number of IPv4 prefixes with an invalid ROA: 171
Number of IPv4 prefixes with no ROA: 441419
Total ASes present in the Internet Routing Table: 76633
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65697
Origin ASes announcing only one prefix: 26875
Transit ASes present in the Internet Routing Table: 10936
Transit-only ASes present in the Internet Routing Table: 540
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: 1183
Number of instances of unregistered ASNs: 1202
Number of 32-bit ASNs allocated by the RIRs: 46175
Number of 32-bit ASNs visible in the Routing Table: 37830
Prefixes from 32-bit ASNs in the Routing Table: 199034
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: 506
Number of addresses announced to Internet: 3111814912
Equivalent to 185 /8s, 122 /16s and 135 /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: 319386
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 254874
Total APNIC prefixes after maximum aggregation: 75939
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247091
Unique aggregates announced from the APNIC address blocks: 102652
APNIC Region origin ASes present in the Internet Routing Table: 14490
APNIC Prefixes per ASN: 17.05
APNIC Region origin ASes announcing only one prefix: 4439
APNIC Region transit ASes present in the Internet Routing Table: 1932
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: 10003
Number of APNIC addresses announced to Internet: 752343040
Equivalent to 44 /8s, 215 /16s and 216 /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: 287297
Total ARIN prefixes after maximum aggregation: 127577
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289103
Unique aggregates announced from the ARIN address blocks: 135966
ARIN Region origin ASes present in the Internet Routing Table: 19224
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7023
ARIN Region transit ASes present in the Internet Routing Table: 1997
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: 5157
Number of ARIN addresses announced to Internet: 1348519168
Equivalent to 80 /8s, 96 /16s and 197 /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: 272400
Total RIPE prefixes after maximum aggregation: 132274
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269807
Unique aggregates announced from the RIPE address blocks: 172687
RIPE Region origin ASes present in the Internet Routing Table: 28844
RIPE Prefixes per ASN: 9.35
RIPE Region origin ASes announcing only one prefix: 12051
RIPE Region transit ASes present in the Internet Routing Table: 3962
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: 12269
Number of RIPE addresses announced to Internet: 732258048
Equivalent to 43 /8s, 165 /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: 123346
Total LACNIC prefixes after maximum aggregation: 29127
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120285
Unique aggregates announced from the LACNIC address blocks: 48860
LACNIC Region origin ASes present in the Internet Routing Table: 11198
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2669
LACNIC Region transit ASes present in the Internet Routing Table: 2475
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: 173818368
Equivalent to 10 /8s, 92 /16s and 66 /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: 35030
Total AfriNIC prefixes after maximum aggregation: 6810
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 47337
Unique aggregates announced from the AfriNIC address blocks: 14943
AfriNIC Region origin ASes present in the Internet Routing Table: 1911
AfriNIC Prefixes per ASN: 24.77
AfriNIC Region origin ASes announcing only one prefix: 693
AfriNIC Region transit ASes present in the Internet Routing Table: 373
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: 1266
Number of AfriNIC addresses announced to Internet: 104612096
Equivalent to 6 /8s, 60 /16s and 65 /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 4268 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 3256 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 12791 39190 3784 AMAZON-02, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3589 3054 220 ASN-CXA-ALL-CCI-22773-RDC, US
174 3475 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 2600 363 269 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
8452 1622 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 11766 3231 596 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2515 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,
11664 1159 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1155 371 22 Telefonica del Peru S.A.A., PE
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 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 535 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 12791 39190 3784 AMAZON-02, US
8151 11766 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 4268 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 11766 11170 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 4268 4243 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 /18:13704
/19:24555 /20:43833 /21:51918 /22:112173 /23:100841 /24:600438
/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 5970 11766 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 3589 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2281 12791 AMAZON-02, US
30036 2258 2600 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 2:1518 3:571 4:10 5:4520 6:163
7:6 8:1549 9:1 11:172 12:1380 13:349
14:2507 15:347 16:273 17:357 18:917 20:450
21:4 22:188 23:7339 24:2725 25:2 27:2745
29:19 31:3145 32:35 34:78 35:201 36:2406
37:4605 38:8600 39:896 40:153 41:4181 42:1934
43:2526 44:350 45:18262 46:4981 47:291 49:1972
50:1885 51:589 52:1570 54:300 55:1092 56:9
57:243 58:2221 59:1196 60:1167 61:2785 62:2950
63:1828 64:5513 65:2140 66:4635 67:3031 68:1156
69:3974 70:1158 71:617 72:2880 74:2782 75:1649
76:611 77:2665 78:1874 79:1726 80:2208 81:2028
82:2631 83:1411 84:1795 85:3355 86:1022 87:2166
88:1315 89:4311 90:762 91:8319 92:2800 93:2857
94:3913 95:4230 96:1364 97:318 98:1003 99:742
100:71 101:1139 102:3678 103:32272 104:4811 105:752
106:990 107:2611 108:1203 109:4084 110:2222 111:3308
112:2047 113:1792 114:1937 115:2163 116:2040 117:2753
118:2882 119:1956 120:1877 121:1360 122:2757 123:2177
124:1562 125:2870 126:94 128:1593 129:954 130:1279
131:1855 132:796 133:450 134:1530 135:325 136:1329
137:1247 138:2885 139:1622 140:1560 141:1475 142:1828
143:1601 144:1051 145:468 146:2136 147:2063 148:2580
149:2868 150:1228 151:1686 152:2109 153:571 154:7560
155:1605 156:3131 157:1898 158:1251 159:2429 160:3569
161:1893 162:3696 163:1843 164:1681 165:2178 166:1351
167:1878 168:4060 169:798 170:5072 171:1005 172:4363
173:3245 174:924 175:1269 176:3620 177:4731 178:3772
179:2233 180:2579 181:3998 182:3370 183:2038 184:2308
185:21485 186:5110 187:4320 188:4211 189:4180 190:9620
191:1533 192:11180 193:9391 194:7750 195:5480 196:3285
197:3665 198:6101 199:8340 200:8161 201:6291 202:10380
203:10611 204:4534 205:3659 206:4631 207:3497 208:4200
209:5144 210:4565 211:2521 212:4511 213:3745 214:1053
215:42 216:6568 217:3107 218:1337 219:372 220:2103
221:1056 222:717 223:2317
End of report
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