[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri May 16 21:39:58 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 16 May, 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: 983065
Prefixes after maximum aggregation (per Origin AS): 378728
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479554
Number of IPv4 prefixes with a valid ROA: 545677
Number of IPv4 prefixes with an invalid ROA: 180
Number of IPv4 prefixes with no ROA: 437208
Total ASes present in the Internet Routing Table: 76873
Prefixes per ASN: 12.79
Origin-only ASes present in the Internet Routing Table: 65859
Origin ASes announcing only one prefix: 26948
Transit ASes present in the Internet Routing Table: 11014
Transit-only ASes present in the Internet Routing Table: 555
Paths with bogon ASNs present in the IPv4 Routing Table: 308
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 157
Max AS path prepend of ASN (153737) 150
Prefixes from unregistered ASNs in the Routing Table: 1124
Number of instances of unregistered ASNs: 1130
Number of 32-bit ASNs allocated by the RIRs: 46423
Number of 32-bit ASNs visible in the Routing Table: 38225
Prefixes from 32-bit ASNs in the Routing Table: 202695
Number of bogon 32-bit ASNs visible in the Routing Table: 35
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 468
Number of addresses announced to Internet: 3107754496
Equivalent to 185 /8s, 60 /16s and 146 /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: 321738
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257384
Total APNIC prefixes after maximum aggregation: 76915
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 248722
Unique aggregates announced from the APNIC address blocks: 103098
APNIC Region origin ASes present in the Internet Routing Table: 14593
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4453
APNIC Region transit ASes present in the Internet Routing Table: 1960
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 157
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10110
Number of APNIC addresses announced to Internet: 747512832
Equivalent to 44 /8s, 142 /16s and 36 /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: 290403
Total ARIN prefixes after maximum aggregation: 130736
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 291700
Unique aggregates announced from the ARIN address blocks: 138785
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.16
ARIN Region origin ASes announcing only one prefix: 7050
ARIN Region transit ASes present in the Internet Routing Table: 1993
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: 5210
Number of ARIN addresses announced to Internet: 1352129536
Equivalent to 80 /8s, 151 /16s and 220 /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: 274085
Total RIPE prefixes after maximum aggregation: 134095
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 272180
Unique aggregates announced from the RIPE address blocks: 174516
RIPE Region origin ASes present in the Internet Routing Table: 28912
RIPE Prefixes per ASN: 9.41
RIPE Region origin ASes announcing only one prefix: 12057
RIPE Region transit ASes present in the Internet Routing Table: 3986
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: 12443
Number of RIPE addresses announced to Internet: 731009024
Equivalent to 43 /8s, 146 /16s and 80 /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: 124536
Total LACNIC prefixes after maximum aggregation: 29471
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120141
Unique aggregates announced from the LACNIC address blocks: 48887
LACNIC Region origin ASes present in the Internet Routing Table: 11236
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2691
LACNIC Region transit ASes present in the Internet Routing Table: 2501
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: 9184
Number of LACNIC addresses announced to Internet: 171705344
Equivalent to 10 /8s, 60 /16s and 4 /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: 35533
Total AfriNIC prefixes after maximum aggregation: 6795
AfriNIC Deaggregation factor: 5.23
Prefixes being announced from the AfriNIC address blocks: 49853
Unique aggregates announced from the AfriNIC address blocks: 13873
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 26.10
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 373
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: 1278
Number of AfriNIC addresses announced to Internet: 105179904
Equivalent to 6 /8s, 68 /16s and 235 /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 10990 8756 96 CHINAMOBILE-CN China Mobile Communication
7545 6165 842 653 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4382 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4282 533 300 BBIL-AP BHARTI Airtel Ltd., IN
7552 3907 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3692 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3264 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2865 852 534 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2165 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 13418 40825 5016 AMAZON-02, US
11492 4727 313 592 CABLEONE, US
7155 3864 286 85 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3618 3053 213 ASN-CXA-ALL-CCI-22773-RDC, US
174 3453 8747 883 COGENT-174, US
749 3243 54815 2494 DNIC-AS-00749, US
396982 3164 3851 416 GOOGLE-CLOUD-PLATFORM, US
16625 3155 1320 2267 AKAMAI-AS, US
36352 2790 228 856 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 7698 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4066 3395 127 AKAMAI-ASN1, NL
9009 3772 325 1957 M247, RO
12389 3069 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 581 TELLCOM-AS, TR
212238 2139 150 1574 CDNEXT, GB
8452 1607 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1422 94 737 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 12110 3247 583 UNINET, MX
10620 3500 480 1019 Telmex Colombia S.A., CO
13999 2518 540 364 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1195 371 22 Telefonica del Peru S.A.A., PE
22884 1061 70 380 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
262287 1049 83 227 Latitude.sh LTDA, BR
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 1778 632 28 RAYA-AS, EG
24863 1652 389 16 LINKdotNET-AS, EG
29571 1598 102 33 ORANGE-COTE-IVOIRE, CI
36992 1432 1519 280 ETISALAT-MISR, EG
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1040 523 45 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 542 82 3 KENET-AS, KE
15399 532 56 54 WANANCHI-, 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 13418 40825 5016 AMAZON-02, US
8151 12110 3247 583 UNINET, MX
9808 10990 8756 96 CHINAMOBILE-CN China Mobile Communication
12479 7698 1714 148 UNI2-AS, ES
7545 6165 842 653 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4727 313 592 CABLEONE, US
18403 4382 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4282 533 300 BBIL-AP BHARTI Airtel Ltd., IN
20940 4066 3395 127 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 12110 11527 UNINET, MX
9808 10990 10894 CHINAMOBILE-CN China Mobile Communications Grou
12479 7698 7550 UNI2-AS, ES
7545 6165 5512 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4382 4357 FPT-AS-AP FPT Telecom Company, VN
11492 4727 4135 CABLEONE, US
9498 4282 3982 BBIL-AP BHARTI Airtel Ltd., IN
20940 4066 3939 AKAMAI-ASN1, NL
7552 3907 3881 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
23.140.216.0/24 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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
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 /11:92 /12:299
/13:582 /14:1222 /15:2166 /16:13970 /17:8265 /18:13704
/19:24622 /20:43907 /21:51683 /22:111915 /23:102028 /24:608536
/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 6614 7698 UNI2-AS, ES
8151 6305 12110 UNINET, MX
11492 3533 4727 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2823 3864 VIASAT-SP-BACKBONE, US
22773 2744 3618 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2328 13418 AMAZON-02, US
30036 2233 2574 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3500 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)
----------------------------------------------
1:2335 2:1532 3:750 4:11 5:4689 6:163
7:6 8:1585 9:1 11:172 12:1364 13:420
14:2518 15:353 16:284 17:373 18:914 20:518
21:4 22:188 23:7573 24:2802 25:2 27:2774
29:19 31:3266 32:36 33:1 34:80 35:204
36:2893 37:4641 38:9121 39:910 40:169 41:4154
42:1981 43:2578 44:384 45:18549 46:5068 47:301
49:1935 50:1894 51:590 52:1555 54:317 55:1090
56:11 57:258 58:2216 59:1216 60:1167 61:2779
62:2922 63:1814 64:5484 65:2060 66:4676 67:3071
68:1155 69:3935 70:1127 71:634 72:2843 74:2784
75:1623 76:614 77:2707 78:1896 79:1757 80:2202
81:2077 82:3133 83:1430 84:1865 85:3427 86:1070
87:2161 88:1321 89:4368 90:775 91:8348 92:2693
93:2902 94:4048 95:4322 96:1462 97:312 98:1021
99:686 100:72 101:1152 102:3916 103:32212 104:5035
105:763 106:1033 107:2669 108:1219 109:4077 110:2236
111:3321 112:2070 113:1788 114:1968 115:2177 116:2043
117:2642 118:2878 119:1955 120:1923 121:1374 122:2757
123:2179 124:1569 125:2846 126:91 128:1623 129:959
130:1299 131:1974 132:785 133:451 134:1542 135:332
136:1349 137:1257 138:2894 139:1596 140:1588 141:1504
142:1901 143:1746 144:1100 145:507 146:2167 147:2108
148:2699 149:2856 150:1214 151:1902 152:2088 153:564
154:8023 155:1966 156:3322 157:1900 158:1314 159:2450
160:3841 161:1882 162:3748 163:2147 164:1695 165:2196
166:1483 167:1907 168:4277 169:795 170:4929 171:1009
172:4468 173:3291 174:924 175:1302 176:3697 177:4672
178:3624 179:2293 180:2621 181:4069 182:3435 183:2118
184:2118 185:21571 186:5139 187:4436 188:4248 189:4265
190:9548 191:1472 192:11252 193:9494 194:7772 195:5518
196:3287 197:3645 198:6111 199:8477 200:8206 201:6340
202:10295 203:10627 204:4537 205:3567 206:4519 207:3505
208:4278 209:5163 210:4592 211:2540 212:4540 213:3732
214:1026 215:48 216:6734 217:3141 218:1342 219:381
220:2080 221:1085 222:718 223:2380
End of report
More information about the ren-bgp-stats-all
mailing list