[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Mar 4 21:40:14 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Tue 04 Mar, 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: 974929
Prefixes after maximum aggregation (per Origin AS): 373213
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475532
Number of IPv4 prefixes with a valid ROA: 534501
Number of IPv4 prefixes with an invalid ROA: 185
Number of IPv4 prefixes with no ROA: 440243
Total ASes present in the Internet Routing Table: 76636
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 65697
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: 312
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: 1115
Number of instances of unregistered ASNs: 1121
Number of 32-bit ASNs allocated by the RIRs: 46219
Number of 32-bit ASNs visible in the Routing Table: 37874
Prefixes from 32-bit ASNs in the Routing Table: 198953
Number of bogon 32-bit ASNs visible in the Routing Table: 40
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 470
Number of addresses announced to Internet: 3108089856
Equivalent to 185 /8s, 65 /16s and 176 /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: 319503
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255201
Total APNIC prefixes after maximum aggregation: 75887
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247115
Unique aggregates announced from the APNIC address blocks: 102544
APNIC Region origin ASes present in the Internet Routing Table: 14507
APNIC Prefixes per ASN: 17.03
APNIC Region origin ASes announcing only one prefix: 4443
APNIC Region transit ASes present in the Internet Routing Table: 1948
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: 10014
Number of APNIC addresses announced to Internet: 748573696
Equivalent to 44 /8s, 158 /16s and 84 /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: 287964
Total ARIN prefixes after maximum aggregation: 128167
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289041
Unique aggregates announced from the ARIN address blocks: 136160
ARIN Region origin ASes present in the Internet Routing Table: 19223
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7030
ARIN Region transit ASes present in the Internet Routing Table: 1991
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: 1348313856
Equivalent to 80 /8s, 93 /16s and 163 /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: 272288
Total RIPE prefixes after maximum aggregation: 132447
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269931
Unique aggregates announced from the RIPE address blocks: 172308
RIPE Region origin ASes present in the Internet Routing Table: 28830
RIPE Prefixes per ASN: 9.36
RIPE Region origin ASes announcing only one prefix: 12048
RIPE Region transit ASes present in the Internet Routing Table: 3973
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12279
Number of RIPE addresses announced to Internet: 732525568
Equivalent to 43 /8s, 169 /16s and 116 /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: 123381
Total LACNIC prefixes after maximum aggregation: 29174
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120329
Unique aggregates announced from the LACNIC address blocks: 48897
LACNIC Region origin ASes present in the Internet Routing Table: 11206
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2673
LACNIC Region transit ASes present in the Internet Routing Table: 2477
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: 9148
Number of LACNIC addresses announced to Internet: 173765888
Equivalent to 10 /8s, 91 /16s and 117 /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: 34980
Total AfriNIC prefixes after maximum aggregation: 6828
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 48042
Unique aggregates announced from the AfriNIC address blocks: 15216
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.19
AfriNIC Region origin ASes announcing only one prefix: 694
AfriNIC Region transit ASes present in the Internet Routing Table: 372
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: 1267
Number of AfriNIC addresses announced to Internet: 104668416
Equivalent to 6 /8s, 61 /16s and 29 /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 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6217 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4387 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3263 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2843 855 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2149 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 12798 39184 3772 AMAZON-02, US
11492 4696 312 575 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3593 3054 222 ASN-CXA-ALL-CCI-22773-RDC, US
174 3423 8767 958 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3085 1315 2228 AKAMAI-AS, US
396982 2935 3660 453 GOOGLE-CLOUD-PLATFORM, US
30036 2567 357 393 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 7763 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4027 3395 130 AKAMAI-ASN1, NL
9009 3757 321 1925 M247, RO
12389 2983 2303 894 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2008 145 1484 CDNEXT, GB
8452 1621 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1488 98 747 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 11791 3235 592 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2501 539 371 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1350 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1117 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 1618 389 16 LINKdotNET-AS, EG
29571 1574 99 103 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 867 1087 16 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 552 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 12798 39184 3772 AMAZON-02, US
8151 11791 3235 592 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7763 1714 145 UNI2-AS, ES
7545 6217 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4696 312 575 CABLEONE, US
18403 4387 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 11791 11199 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7763 7618 UNI2-AS, ES
7545 6217 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4387 4362 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4121 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3897 AKAMAI-ASN1, NL
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
23.135.148.0/24 Origin: 44570 XTL-18-44570, US
23.135.148.0/24 Transit: 52025 PARADOXNETWORKS-LIMITED, GB
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
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 /12:304
/13:586 /14:1225 /15:2168 /16:13945 /17:8280 /18:13707
/19:24571 /20:43792 /21:51779 /22:112016 /23:100948 /24:601441
/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 7763 UNI2-AS, ES
8151 5992 11791 UNINET, MX
11492 3547 4696 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2710 3593 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2274 12798 AMAZON-02, US
30036 2225 2567 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2187 3547 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)
----------------------------------------------
1:2326 2:1526 3:575 4:10 5:4562 6:167
7:6 8:1544 9:1 11:172 12:1374 13:349
14:2510 15:350 16:277 17:362 18:922 20:455
21:4 22:188 23:7343 24:2718 25:2 27:2745
29:19 31:3186 32:35 34:78 35:202 36:2408
37:4599 38:8705 39:890 40:153 41:4197 42:1965
43:2532 44:354 45:18346 46:5016 47:291 49:1975
50:1883 51:585 52:1568 54:301 55:1071 56:9
57:244 58:2213 59:1199 60:1167 61:2780 62:2914
63:1827 64:5506 65:2118 66:4639 67:3040 68:1154
69:3969 70:1156 71:615 72:2880 74:2784 75:1649
76:611 77:2672 78:1866 79:1718 80:2185 81:2018
82:2725 83:1393 84:1806 85:3347 86:1030 87:2165
88:1318 89:4312 90:777 91:8317 92:2799 93:2887
94:3909 95:4277 96:1404 97:318 98:1000 99:740
100:71 101:1140 102:3671 103:32225 104:4813 105:758
106:997 107:2615 108:1211 109:4104 110:2224 111:3299
112:2042 113:1791 114:1937 115:2161 116:1977 117:2760
118:2882 119:1957 120:1878 121:1360 122:2756 123:2180
124:1565 125:2868 126:88 128:1587 129:959 130:1278
131:1862 132:794 133:450 134:1529 135:327 136:1306
137:1247 138:2891 139:1632 140:1552 141:1467 142:1823
143:1624 144:1041 145:469 146:2146 147:2071 148:2594
149:2871 150:1235 151:1710 152:2110 153:571 154:7845
155:1602 156:3291 157:1911 158:1263 159:2427 160:3562
161:1927 162:3690 163:1869 164:1692 165:2182 166:1381
167:1880 168:4053 169:796 170:5083 171:1005 172:4454
173:3227 174:921 175:1269 176:3652 177:4652 178:3773
179:2214 180:2581 181:4015 182:3372 183:2066 184:2315
185:21480 186:5098 187:4305 188:4203 189:4215 190:9646
191:1535 192:11181 193:9394 194:7739 195:5520 196:3244
197:3601 198:6112 199:8355 200:8153 201:6298 202:10381
203:10608 204:4537 205:3639 206:4622 207:3497 208:4194
209:5156 210:4561 211:2525 212:4502 213:3747 214:1063
215:42 216:6548 217:3107 218:1332 219:370 220:2095
221:1056 222:718 223:2312
End of report
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