[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 2 21:40:10 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sun 02 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: 974791
Prefixes after maximum aggregation (per Origin AS): 372780
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475219
Number of IPv4 prefixes with a valid ROA: 534275
Number of IPv4 prefixes with an invalid ROA: 189
Number of IPv4 prefixes with no ROA: 440327
Total ASes present in the Internet Routing Table: 76643
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 65699
Origin ASes announcing only one prefix: 26896
Transit ASes present in the Internet Routing Table: 10944
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 350
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: 1118
Number of instances of unregistered ASNs: 1137
Number of 32-bit ASNs allocated by the RIRs: 46224
Number of 32-bit ASNs visible in the Routing Table: 37868
Prefixes from 32-bit ASNs in the Routing Table: 199041
Number of bogon 32-bit ASNs visible in the Routing Table: 69
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 474
Number of addresses announced to Internet: 3108419328
Equivalent to 185 /8s, 70 /16s and 183 /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: 319546
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255124
Total APNIC prefixes after maximum aggregation: 75904
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247113
Unique aggregates announced from the APNIC address blocks: 102554
APNIC Region origin ASes present in the Internet Routing Table: 14499
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4433
APNIC Region transit ASes present in the Internet Routing Table: 1946
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: 10010
Number of APNIC addresses announced to Internet: 748828416
Equivalent to 44 /8s, 162 /16s and 55 /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: 287667
Total ARIN prefixes after maximum aggregation: 127863
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288950
Unique aggregates announced from the ARIN address blocks: 136002
ARIN Region origin ASes present in the Internet Routing Table: 19236
ARIN Prefixes per ASN: 15.02
ARIN Region origin ASes announcing only one prefix: 7040
ARIN Region transit ASes present in the Internet Routing Table: 1995
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: 5171
Number of ARIN addresses announced to Internet: 1348276736
Equivalent to 80 /8s, 93 /16s and 18 /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: 272640
Total RIPE prefixes after maximum aggregation: 132367
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270188
Unique aggregates announced from the RIPE address blocks: 172292
RIPE Region origin ASes present in the Internet Routing Table: 28837
RIPE Prefixes per ASN: 9.37
RIPE Region origin ASes announcing only one prefix: 12062
RIPE Region transit ASes present in the Internet Routing Table: 3976
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: 732706048
Equivalent to 43 /8s, 172 /16s and 53 /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: 123318
Total LACNIC prefixes after maximum aggregation: 29154
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120245
Unique aggregates announced from the LACNIC address blocks: 48833
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2665
LACNIC Region transit ASes present in the Internet Routing Table: 2476
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: 9143
Number of LACNIC addresses announced to Internet: 173762816
Equivalent to 10 /8s, 91 /16s and 105 /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: 34924
Total AfriNIC prefixes after maximum aggregation: 6779
AfriNIC Deaggregation factor: 5.15
Prefixes being announced from the AfriNIC address blocks: 47820
Unique aggregates announced from the AfriNIC address blocks: 15129
AfriNIC Region origin ASes present in the Internet Routing Table: 1908
AfriNIC Prefixes per ASN: 25.06
AfriNIC Region origin ASes announcing only one prefix: 696
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: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet: 104599808
Equivalent to 6 /8s, 60 /16s and 17 /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 6216 843 660 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 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 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 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 12788 39182 3781 AMAZON-02, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3592 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3306 8762 927 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3086 1315 2229 AKAMAI-AS, US
396982 2935 3660 453 GOOGLE-CLOUD-PLATFORM, US
30036 2584 361 335 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 7759 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4026 3395 129 AKAMAI-ASN1, NL
9009 3758 322 1926 M247, RO
12389 2983 2303 894 ROSTELECOM-AS, RU
34984 2366 361 580 TELLCOM-AS, TR
212238 2005 145 1480 CDNEXT, GB
8452 1617 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1485 98 744 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 11780 3234 592 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2513 539 370 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 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1166 371 22 Telefonica del Peru S.A.A., PE
6503 1128 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 1570 99 102 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 851 1083 15 MOBINIL, EG
6713 556 1861 35 IAM-AS, MA
36914 547 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 12788 39182 3781 AMAZON-02, US
8151 11780 3234 592 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7759 1714 145 UNI2-AS, ES
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 566 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 11780 11188 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7759 7614 UNI2-AS, ES
7545 6216 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4320 4295 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4138 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
20940 4026 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
23.140.16.0/24 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 /12:304
/13:586 /14:1225 /15:2167 /16:13951 /17:8279 /18:13712
/19:24585 /20:43850 /21:51868 /22:112155 /23:100985 /24:600957
/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 6713 7759 UNI2-AS, ES
8151 5983 11780 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2709 3592 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2276 12788 AMAZON-02, US
30036 2242 2584 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)
----------------------------------------------
1:2296 2:1529 3:576 4:10 5:4563 6:167
7:6 8:1546 9:1 11:172 12:1379 13:350
14:2509 15:350 16:277 17:358 18:918 20:454
21:4 22:188 23:7344 24:2727 25:2 27:2748
29:19 31:3181 32:35 34:78 35:202 36:2406
37:4614 38:8690 39:897 40:153 41:4168 42:1962
43:2532 44:348 45:18334 46:5013 47:291 49:1974
50:1884 51:589 52:1567 54:301 55:916 56:9
57:243 58:2214 59:1198 60:1167 61:2780 62:2911
63:1829 64:5511 65:2120 66:4644 67:3043 68:1154
69:3963 70:1156 71:616 72:2883 74:2781 75:1650
76:611 77:2674 78:1874 79:1732 80:2197 81:2015
82:2715 83:1386 84:1805 85:3344 86:1031 87:2163
88:1317 89:4308 90:777 91:8308 92:2805 93:2887
94:3910 95:4265 96:1346 97:318 98:997 99:740
100:71 101:1138 102:3647 103:32229 104:4805 105:760
106:997 107:2617 108:1204 109:4097 110:2224 111:3304
112:2037 113:1786 114:1936 115:2162 116:2038 117:2764
118:2879 119:1956 120:1878 121:1360 122:2759 123:2177
124:1566 125:2868 126:90 128:1582 129:959 130:1276
131:1849 132:795 133:450 134:1532 135:327 136:1304
137:1244 138:2909 139:1630 140:1542 141:1465 142:1824
143:1619 144:1047 145:469 146:2141 147:2071 148:2592
149:2871 150:1235 151:1708 152:2110 153:571 154:7716
155:1600 156:3264 157:1901 158:1262 159:2439 160:3557
161:1931 162:3692 163:1858 164:1695 165:2180 166:1360
167:1879 168:4054 169:798 170:5079 171:1005 172:4445
173:3229 174:922 175:1270 176:3640 177:4693 178:3761
179:2242 180:2576 181:4020 182:3374 183:2065 184:2315
185:21474 186:5080 187:4290 188:4202 189:4185 190:9643
191:1492 192:11187 193:9405 194:7745 195:5526 196:3274
197:3618 198:6112 199:8366 200:8152 201:6287 202:10367
203:10597 204:4540 205:3630 206:4630 207:3476 208:4197
209:5168 210:4561 211:2523 212:4504 213:3750 214:1060
215:42 216:6551 217:3113 218:1335 219:370 220:2090
221:1059 222:718 223:2320
End of report
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