[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Apr 5 21:40:19 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sat 05 Apr, 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: 977269
Prefixes after maximum aggregation (per Origin AS): 375019
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476444
Number of IPv4 prefixes with a valid ROA: 538284
Number of IPv4 prefixes with an invalid ROA: 173
Number of IPv4 prefixes with no ROA: 438812
Total ASes present in the Internet Routing Table: 76748
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65812
Origin ASes announcing only one prefix: 26900
Transit ASes present in the Internet Routing Table: 10936
Transit-only ASes present in the Internet Routing Table: 542
Paths with bogon ASNs present in the IPv4 Routing Table: 304
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: 1177
Number of instances of unregistered ASNs: 1181
Number of 32-bit ASNs allocated by the RIRs: 46163
Number of 32-bit ASNs visible in the Routing Table: 38033
Prefixes from 32-bit ASNs in the Routing Table: 200296
Number of bogon 32-bit ASNs visible in the Routing Table: 32
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 460
Number of addresses announced to Internet: 3106398720
Equivalent to 185 /8s, 39 /16s and 226 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 320847
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255454
Total APNIC prefixes after maximum aggregation: 76298
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247267
Unique aggregates announced from the APNIC address blocks: 102667
APNIC Region origin ASes present in the Internet Routing Table: 14554
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4449
APNIC Region transit ASes present in the Internet Routing Table: 1957
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10066
Number of APNIC addresses announced to Internet: 747638528
Equivalent to 44 /8s, 144 /16s and 15 /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: 288679
Total ARIN prefixes after maximum aggregation: 128779
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289744
Unique aggregates announced from the ARIN address blocks: 137286
ARIN Region origin ASes present in the Internet Routing Table: 19234
ARIN Prefixes per ASN: 15.06
ARIN Region origin ASes announcing only one prefix: 7045
ARIN Region transit ASes present in the Internet Routing Table: 1973
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: 5176
Number of ARIN addresses announced to Internet: 1349899776
Equivalent to 80 /8s, 117 /16s and 214 /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: 273494
Total RIPE prefixes after maximum aggregation: 133252
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271400
Unique aggregates announced from the RIPE address blocks: 173625
RIPE Region origin ASes present in the Internet Routing Table: 28871
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12039
RIPE Region transit ASes present in the Internet Routing Table: 3970
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: 12355
Number of RIPE addresses announced to Internet: 731877632
Equivalent to 43 /8s, 159 /16s and 145 /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: 123336
Total LACNIC prefixes after maximum aggregation: 29237
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120022
Unique aggregates announced from the LACNIC address blocks: 48859
LACNIC Region origin ASes present in the Internet Routing Table: 11220
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2674
LACNIC Region transit ASes present in the Internet Routing Table: 2456
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9167
Number of LACNIC addresses announced to Internet: 171694080
Equivalent to 10 /8s, 59 /16s and 216 /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: 35129
Total AfriNIC prefixes after maximum aggregation: 6727
AfriNIC Deaggregation factor: 5.22
Prefixes being announced from the AfriNIC address blocks: 48375
Unique aggregates announced from the AfriNIC address blocks: 13615
AfriNIC Region origin ASes present in the Internet Routing Table: 1903
AfriNIC Prefixes per ASN: 25.42
AfriNIC Region origin ASes announcing only one prefix: 693
AfriNIC Region transit ASes present in the Internet Routing Table: 374
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269
Number of AfriNIC addresses announced to Internet: 105053440
Equivalent to 6 /8s, 66 /16s and 253 /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 10310 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6214 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4214 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3916 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2847 849 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2156 11520 621 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 13008 39641 3947 AMAZON-02, US
11492 4686 311 585 CABLEONE, US
7155 3828 286 85 VIASAT-SP-BACKBONE, US
22773 3626 3054 222 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3609 8766 959 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2252 AKAMAI-AS, US
396982 2949 3649 466 GOOGLE-CLOUD-PLATFORM, US
36352 2617 216 798 AS-COLOCROSSING, 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 7714 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3395 129 AKAMAI-ASN1, NL
9009 3769 326 1963 M247, RO
12389 3072 2303 895 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2083 148 1534 CDNEXT, GB
8452 1617 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1492 98 750 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 11922 3244 585 UNINET, MX
10620 3526 487 971 Telmex Colombia S.A., CO
13999 2512 539 364 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1356 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
11664 1175 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1040 374 163 Axtel, S.A.B. de C.V., MX
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 1703 599 30 RAYA-AS, EG
24863 1631 389 16 LINKdotNET-AS, EG
29571 1571 102 22 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 915 1083 15 MOBINIL, EG
6713 562 1861 35 IAM-AS, MA
36914 540 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 13008 39641 3947 AMAZON-02, US
8151 11922 3244 585 UNINET, MX
9808 10310 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7714 1714 145 UNI2-AS, ES
7545 6214 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4686 311 585 CABLEONE, US
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4214 347 25 FPT-AS-AP FPT Telecom Company, VN
20940 4018 3395 129 AKAMAI-ASN1, NL
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 11922 11337 UNINET, MX
9808 10310 10221 CHINAMOBILE-CN China Mobile Communications Grou
12479 7714 7569 UNI2-AS, ES
7545 6214 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4214 4189 FPT-AS-AP FPT Telecom Company, VN
11492 4686 4101 CABLEONE, US
9498 4218 3944 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 3890 VIETEL-AS-AP Viettel Group, VN
20940 4018 3889 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:41 /11:93 /12:302
/13:582 /14:1227 /15:2164 /16:13924 /17:8281 /18:13748
/19:24629 /20:43718 /21:51754 /22:112018 /23:101401 /24:603354
/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 6639 7714 UNI2-AS, ES
8151 6125 11922 UNINET, MX
11492 3531 4686 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3828 VIASAT-SP-BACKBONE, US
22773 2744 3626 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2338 13008 AMAZON-02, US
30036 2220 2562 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3526 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)
----------------------------------------------
1:2323 2:1548 3:614 4:10 5:4610 6:162
7:6 8:1546 9:1 11:172 12:1373 13:351
14:2508 15:351 16:279 17:362 18:918 20:471
21:4 22:188 23:7375 24:2829 25:2 27:2736
29:19 31:3221 32:37 34:80 35:204 36:2398
37:4686 38:8900 39:899 40:154 41:4179 42:1898
43:2555 44:362 45:18466 46:4961 47:289 49:1956
50:1898 51:590 52:1551 54:301 55:877 56:11
57:252 58:2196 59:1211 60:1171 61:2780 62:2895
63:1839 64:5501 65:2123 66:4659 67:3060 68:1142
69:3984 70:1124 71:620 72:2840 74:2803 75:1609
76:612 77:2707 78:1896 79:1729 80:2196 81:2026
82:3123 83:1421 84:1839 85:3407 86:1041 87:2159
88:1313 89:4322 90:775 91:8314 92:2800 93:2875
94:4052 95:4311 96:1434 97:313 98:1023 99:641
100:71 101:1139 102:3734 103:32186 104:4804 105:751
106:988 107:2632 108:1202 109:4099 110:2226 111:3309
112:2038 113:1799 114:1962 115:2169 116:2032 117:2748
118:2888 119:1957 120:1865 121:1366 122:2752 123:2176
124:1565 125:2855 126:88 128:1600 129:960 130:1278
131:1893 132:782 133:451 134:1516 135:331 136:1298
137:1246 138:2870 139:1618 140:1570 141:1484 142:1838
143:1647 144:1049 145:516 146:2163 147:2102 148:2642
149:2896 150:1239 151:1740 152:2102 153:570 154:7892
155:1628 156:3218 157:1904 158:1270 159:2431 160:3562
161:1900 162:3707 163:1986 164:1689 165:2199 166:1441
167:1875 168:4035 169:793 170:5081 171:1005 172:4486
173:3228 174:918 175:1292 176:3716 177:4673 178:3787
179:2294 180:2587 181:4043 182:3373 183:2027 184:2159
185:21530 186:5098 187:4392 188:4198 189:4163 190:9624
191:1452 192:11199 193:9413 194:7783 195:5535 196:3274
197:3673 198:6092 199:8418 200:8182 201:6295 202:10387
203:10611 204:4528 205:3638 206:4623 207:3478 208:4206
209:5143 210:4566 211:2534 212:4510 213:3767 214:1051
215:48 216:6596 217:3094 218:1331 219:374 220:2076
221:1072 222:712 223:2318
End of report
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