[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Mar 15 21:40:07 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sat 15 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: 976419
Prefixes after maximum aggregation (per Origin AS): 373847
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476091
Number of IPv4 prefixes with a valid ROA: 536406
Number of IPv4 prefixes with an invalid ROA: 181
Number of IPv4 prefixes with no ROA: 439832
Total ASes present in the Internet Routing Table: 76686
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65734
Origin ASes announcing only one prefix: 26863
Transit ASes present in the Internet Routing Table: 10952
Transit-only ASes present in the Internet Routing Table: 546
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: 1167
Number of instances of unregistered ASNs: 1172
Number of 32-bit ASNs allocated by the RIRs: 46121
Number of 32-bit ASNs visible in the Routing Table: 37935
Prefixes from 32-bit ASNs in the Routing Table: 199680
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: 522
Number of addresses announced to Internet: 3109804032
Equivalent to 185 /8s, 91 /16s and 216 /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: 320031
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255376
Total APNIC prefixes after maximum aggregation: 76014
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247257
Unique aggregates announced from the APNIC address blocks: 102651
APNIC Region origin ASes present in the Internet Routing Table: 14524
APNIC Prefixes per ASN: 17.02
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1964
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 45
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10033
Number of APNIC addresses announced to Internet: 748215040
Equivalent to 44 /8s, 152 /16s and 219 /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: 288931
Total ARIN prefixes after maximum aggregation: 128430
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289803
Unique aggregates announced from the ARIN address blocks: 136574
ARIN Region origin ASes present in the Internet Routing Table: 19216
ARIN Prefixes per ASN: 15.08
ARIN Region origin ASes announcing only one prefix: 7028
ARIN Region transit ASes present in the Internet Routing Table: 1985
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 29
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5162
Number of ARIN addresses announced to Internet: 1352600320
Equivalent to 80 /8s, 159 /16s and 11 /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: 272622
Total RIPE prefixes after maximum aggregation: 132665
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 270701
Unique aggregates announced from the RIPE address blocks: 173140
RIPE Region origin ASes present in the Internet Routing Table: 28856
RIPE Prefixes per ASN: 9.38
RIPE Region origin ASes announcing only one prefix: 12054
RIPE Region transit ASes present in the Internet Routing Table: 3977
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: 12312
Number of RIPE addresses announced to Internet: 732187392
Equivalent to 43 /8s, 164 /16s and 75 /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: 123347
Total LACNIC prefixes after maximum aggregation: 29228
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120113
Unique aggregates announced from the LACNIC address blocks: 48840
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2657
LACNIC Region transit ASes present in the Internet Routing Table: 2466
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: 9160
Number of LACNIC addresses announced to Internet: 171522816
Equivalent to 10 /8s, 57 /16s and 59 /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: 34976
Total AfriNIC prefixes after maximum aggregation: 6776
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 48022
Unique aggregates announced from the AfriNIC address blocks: 14457
AfriNIC Region origin ASes present in the Internet Routing Table: 1905
AfriNIC Prefixes per ASN: 25.21
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 377
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: 1268
Number of AfriNIC addresses announced to Internet: 105026304
Equivalent to 6 /8s, 66 /16s and 147 /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 10325 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4381 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3265 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2837 847 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 433 192 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 12921 39643 3971 AMAZON-02, US
11492 4675 310 585 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
174 3663 8766 950 COGENT-174, US
6327 3621 1320 81 SHAW, CA
22773 3601 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3065 1297 2215 AKAMAI-AS, US
396982 2942 3660 455 GOOGLE-CLOUD-PLATFORM, US
30036 2563 356 401 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 7756 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4009 3395 129 AKAMAI-ASN1, NL
9009 3757 322 1939 M247, RO
12389 2983 2303 890 ROSTELECOM-AS, RU
34984 2369 361 582 TELLCOM-AS, TR
212238 2042 147 1507 CDNEXT, GB
8452 1607 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1486 98 745 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 11819 3240 583 UNINET, MX
10620 3524 487 971 Telmex Colombia S.A., CO
13999 2507 539 368 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
11664 1156 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1070 359 174 Axtel, S.A.B. de C.V., MX
22884 1049 70 377 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 1619 389 16 LINKdotNET-AS, EG
29571 1562 103 64 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 855 1083 15 MOBINIL, EG
6713 561 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 12921 39643 3971 AMAZON-02, US
8151 11819 3240 583 UNINET, MX
9808 10325 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7756 1714 145 UNI2-AS, ES
7545 6211 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
18403 4381 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4174 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 11819 11236 UNINET, MX
9808 10325 10237 CHINAMOBILE-CN China Mobile Communications Grou
12479 7756 7611 UNI2-AS, ES
7545 6211 5553 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4381 4356 FPT-AS-AP FPT Telecom Company, VN
7155 4174 4091 VIASAT-SP-BACKBONE, US
11492 4675 4090 CABLEONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 3886 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
23.136.12.0/24 Origin: 393772 THE-WRAPPER-COMPANY, ZZ
23.136.12.0/24 Transit: 20473 AS-VULTR, US
23.138.40.0/22 Origin: 964 IONSWITCH-NW, US
23.138.40.0/22 Transit: 20055 AS-WHOLESAIL, US
23.138.41.0/24 Origin: 964 IONSWITCH-NW, US
23.138.41.0/24 Transit: 20055 AS-WHOLESAIL, 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 /14:1224 /15:2168 /16:13957 /17:8290 /18:13742
/19:24582 /20:43762 /21:51713 /22:111872 /23:101036 /24:603016
/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 6694 7756 UNI2-AS, ES
8151 6024 11819 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4174 VIASAT-SP-BACKBONE, US
22773 2719 3601 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2338 12921 AMAZON-02, US
30036 2222 2563 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2185 3524 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)
----------------------------------------------
1:2339 2:1531 3:593 4:10 5:4577 6:162
7:6 8:1549 9:1 11:172 12:1375 13:347
14:2507 15:350 16:279 17:364 18:920 20:462
21:4 22:188 23:7348 24:3020 25:2 27:2742
29:19 31:3199 32:36 34:79 35:203 36:2401
37:4623 38:8932 39:900 40:154 41:4246 42:1961
43:2551 44:358 45:18388 46:5032 47:287 49:1984
50:1885 51:590 52:1555 54:301 55:1067 56:9
57:246 58:2185 59:1206 60:1165 61:2780 62:2897
63:1832 64:5499 65:2111 66:4633 67:3010 68:1150
69:3949 70:1163 71:623 72:2869 74:2784 75:1656
76:611 77:2690 78:1876 79:1729 80:2190 81:2016
82:2798 83:1395 84:1813 85:3369 86:1035 87:2165
88:1315 89:4275 90:783 91:8310 92:2792 93:2884
94:3890 95:4240 96:1414 97:317 98:1009 99:738
100:71 101:1131 102:3634 103:32209 104:4824 105:734
106:999 107:2622 108:1204 109:4116 110:2227 111:3316
112:2035 113:1791 114:1935 115:2156 116:2038 117:2758
118:2883 119:1956 120:1878 121:1360 122:2733 123:2178
124:1559 125:2871 126:88 128:1583 129:962 130:1275
131:1879 132:782 133:450 134:1527 135:328 136:1285
137:1246 138:2893 139:1619 140:1552 141:1479 142:1817
143:1647 144:1047 145:482 146:2153 147:2091 148:2597
149:2888 150:1239 151:2116 152:2104 153:571 154:7827
155:1625 156:3277 157:1918 158:1270 159:2415 160:3549
161:1947 162:3688 163:1913 164:1696 165:2181 166:1399
167:1881 168:4069 169:795 170:5106 171:1004 172:4449
173:3226 174:919 175:1265 176:3668 177:4774 178:3810
179:2310 180:2577 181:4028 182:3370 183:2066 184:2312
185:21483 186:5098 187:4369 188:4208 189:4165 190:9636
191:1485 192:11172 193:9422 194:7763 195:5548 196:3265
197:3653 198:6114 199:8374 200:8172 201:6297 202:10392
203:10594 204:4507 205:3614 206:4606 207:3480 208:4179
209:5151 210:4567 211:2526 212:4509 213:3733 214:1053
215:42 216:6586 217:3097 218:1327 219:371 220:2093
221:1056 222:719 223:2318
End of report
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