[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Apr 8 21:40:14 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Tue 08 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: 977641
Prefixes after maximum aggregation (per Origin AS): 375183
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476711
Number of IPv4 prefixes with a valid ROA: 538900
Number of IPv4 prefixes with an invalid ROA: 164
Number of IPv4 prefixes with no ROA: 438577
Total ASes present in the Internet Routing Table: 76758
Prefixes per ASN: 12.74
Origin-only ASes present in the Internet Routing Table: 65803
Origin ASes announcing only one prefix: 26898
Transit ASes present in the Internet Routing Table: 10955
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 308
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: 1157
Number of instances of unregistered ASNs: 1163
Number of 32-bit ASNs allocated by the RIRs: 46152
Number of 32-bit ASNs visible in the Routing Table: 38044
Prefixes from 32-bit ASNs in the Routing Table: 200622
Number of bogon 32-bit ASNs visible in the Routing Table: 36
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 459
Number of addresses announced to Internet: 3105822208
Equivalent to 185 /8s, 31 /16s and 22 /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: 320976
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255573
Total APNIC prefixes after maximum aggregation: 76310
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247410
Unique aggregates announced from the APNIC address blocks: 102768
APNIC Region origin ASes present in the Internet Routing Table: 14552
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4445
APNIC Region transit ASes present in the Internet Routing Table: 1960
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: 10061
Number of APNIC addresses announced to Internet: 747594752
Equivalent to 44 /8s, 143 /16s and 100 /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: 288604
Total ARIN prefixes after maximum aggregation: 128837
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289770
Unique aggregates announced from the ARIN address blocks: 137327
ARIN Region origin ASes present in the Internet Routing Table: 19241
ARIN Prefixes per ASN: 15.06
ARIN Region origin ASes announcing only one prefix: 7043
ARIN Region transit ASes present in the Internet Routing Table: 1978
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: 5179
Number of ARIN addresses announced to Internet: 1349399808
Equivalent to 80 /8s, 110 /16s and 53 /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: 273617
Total RIPE prefixes after maximum aggregation: 133339
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271473
Unique aggregates announced from the RIPE address blocks: 173718
RIPE Region origin ASes present in the Internet Routing Table: 28872
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12038
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: 12362
Number of RIPE addresses announced to Internet: 731646976
Equivalent to 43 /8s, 156 /16s and 12 /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: 123457
Total LACNIC prefixes after maximum aggregation: 29245
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120098
Unique aggregates announced from the LACNIC address blocks: 48875
LACNIC Region origin ASes present in the Internet Routing Table: 11225
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2679
LACNIC Region transit ASes present in the Internet Routing Table: 2461
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: 9171
Number of LACNIC addresses announced to Internet: 171730176
Equivalent to 10 /8s, 60 /16s and 101 /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: 35233
Total AfriNIC prefixes after maximum aggregation: 6730
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48430
Unique aggregates announced from the AfriNIC address blocks: 13629
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.40
AfriNIC Region origin ASes announcing only one prefix: 693
AfriNIC Region transit ASes present in the Internet Routing Table: 379
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: 1271
Number of AfriNIC addresses announced to Internet: 105213184
Equivalent to 6 /8s, 69 /16s and 109 /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 10309 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3915 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3258 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2848 849 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2163 11521 628 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 12992 39642 3928 AMAZON-02, US
11492 4687 311 584 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 3607 8766 957 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3116 1311 2259 AKAMAI-AS, US
396982 2948 3649 465 GOOGLE-CLOUD-PLATFORM, US
36352 2626 216 805 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 7717 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3395 129 AKAMAI-ASN1, NL
9009 3766 326 1960 M247, RO
12389 3073 2303 888 ROSTELECOM-AS, RU
34984 2365 360 582 TELLCOM-AS, TR
212238 2081 148 1532 CDNEXT, GB
8452 1620 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1488 98 748 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 11930 3244 585 UNINET, MX
10620 3536 487 974 Telmex Colombia S.A., CO
13999 2509 539 364 Mega Cable, S.A. de C.V., MX
11830 1991 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 1176 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1043 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 1641 389 16 LINKdotNET-AS, EG
29571 1567 102 22 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1248 553 98 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 536 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 12992 39642 3928 AMAZON-02, US
8151 11930 3244 585 UNINET, MX
9808 10309 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7717 1714 145 UNI2-AS, ES
7545 6215 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4687 311 584 CABLEONE, US
18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
20940 4021 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 11930 11345 UNINET, MX
9808 10309 10220 CHINAMOBILE-CN China Mobile Communications Grou
12479 7717 7572 UNI2-AS, ES
7545 6215 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4243 4218 FPT-AS-AP FPT Telecom Company, VN
11492 4687 4103 CABLEONE, US
9498 4220 3946 BBIL-AP BHARTI Airtel Ltd., IN
20940 4021 3892 AKAMAI-ASN1, NL
7552 3915 3889 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
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
23.137.20.0/24 Origin: 34437 COVERTHART-AS-34437, US
23.137.20.0/24 Transit: 174 COGENT-174, 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
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 /12:301
/13:583 /14:1225 /15:2164 /16:13922 /17:8278 /18:13746
/19:24604 /20:43708 /21:51740 /22:112039 /23:101438 /24:603726
/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 6642 7717 UNI2-AS, ES
8151 6133 11930 UNINET, MX
11492 3531 4687 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 2331 12992 AMAZON-02, US
30036 2221 2563 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2198 3536 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)
----------------------------------------------
1:2329 2:1545 3:610 4:10 5:4619 6:163
7:6 8:1548 9:1 11:172 12:1372 13:351
14:2506 15:352 16:280 17:364 18:921 20:478
21:4 22:188 23:7385 24:2827 25:2 27:2738
29:19 31:3229 32:37 34:80 35:204 36:2398
37:4658 38:8939 39:899 40:154 41:4205 42:1902
43:2565 44:366 45:18443 46:4967 47:289 49:1920
50:1901 51:590 52:1551 54:300 55:879 56:11
57:251 58:2208 59:1215 60:1171 61:2779 62:2911
63:1835 64:5504 65:2124 66:4659 67:3064 68:1141
69:3981 70:1124 71:623 72:2835 74:2799 75:1609
76:610 77:2706 78:1894 79:1730 80:2195 81:2033
82:3129 83:1419 84:1841 85:3394 86:1043 87:2162
88:1316 89:4328 90:777 91:8322 92:2795 93:2876
94:4054 95:4315 96:1438 97:312 98:1023 99:641
100:70 101:1148 102:3749 103:32182 104:4795 105:757
106:989 107:2634 108:1197 109:4097 110:2227 111:3345
112:2041 113:1802 114:1960 115:2215 116:2035 117:2748
118:2900 119:1959 120:1872 121:1370 122:2751 123:2178
124:1565 125:2856 126:91 128:1597 129:960 130:1278
131:1896 132:780 133:451 134:1513 135:332 136:1306
137:1240 138:2891 139:1619 140:1559 141:1480 142:1836
143:1645 144:1058 145:516 146:2162 147:2102 148:2646
149:2899 150:1244 151:1743 152:2104 153:570 154:7900
155:1632 156:3192 157:1899 158:1266 159:2432 160:3556
161:1898 162:3720 163:1991 164:1696 165:2200 166:1444
167:1878 168:4053 169:790 170:5078 171:1006 172:4481
173:3226 174:918 175:1295 176:3678 177:4675 178:3786
179:2313 180:2588 181:4054 182:3373 183:2032 184:2158
185:21538 186:5094 187:4438 188:4198 189:4177 190:9628
191:1472 192:11205 193:9428 194:7780 195:5537 196:3284
197:3673 198:6097 199:8431 200:8185 201:6272 202:10384
203:10612 204:4528 205:3632 206:4628 207:3483 208:4201
209:5148 210:4562 211:2533 212:4505 213:3769 214:1052
215:48 216:6598 217:3100 218:1331 219:374 220:2074
221:1068 222:714 223:2314
End of report
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