[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Apr 25 21:40:14 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 25 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: 980161
Prefixes after maximum aggregation (per Origin AS): 376494
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479181
Number of IPv4 prefixes with a valid ROA: 542134
Number of IPv4 prefixes with an invalid ROA: 161
Number of IPv4 prefixes with no ROA: 437866
Total ASes present in the Internet Routing Table: 76841
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 65857
Origin ASes announcing only one prefix: 26912
Transit ASes present in the Internet Routing Table: 10984
Transit-only ASes present in the Internet Routing Table: 538
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: 72
Max AS path prepend of ASN (152107) 65
Prefixes from unregistered ASNs in the Routing Table: 1193
Number of instances of unregistered ASNs: 1196
Number of 32-bit ASNs allocated by the RIRs: 46264
Number of 32-bit ASNs visible in the Routing Table: 38156
Prefixes from 32-bit ASNs in the Routing Table: 201320
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 468
Number of addresses announced to Internet: 3105377536
Equivalent to 185 /8s, 24 /16s and 77 /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: 321365
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256119
Total APNIC prefixes after maximum aggregation: 76487
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247840
Unique aggregates announced from the APNIC address blocks: 103109
APNIC Region origin ASes present in the Internet Routing Table: 14587
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4442
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: 72
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10103
Number of APNIC addresses announced to Internet: 747502848
Equivalent to 44 /8s, 141 /16s and 253 /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: 289861
Total ARIN prefixes after maximum aggregation: 129475
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 291067
Unique aggregates announced from the ARIN address blocks: 138524
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.13
ARIN Region origin ASes announcing only one prefix: 7047
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 5200
Number of ARIN addresses announced to Internet: 1349064192
Equivalent to 80 /8s, 105 /16s and 22 /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: 273940
Total RIPE prefixes after maximum aggregation: 133752
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271750
Unique aggregates announced from the RIPE address blocks: 173937
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12040
RIPE Region transit ASes present in the Internet Routing Table: 3968
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: 12407
Number of RIPE addresses announced to Internet: 731770624
Equivalent to 43 /8s, 157 /16s and 239 /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: 123596
Total LACNIC prefixes after maximum aggregation: 29295
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120160
Unique aggregates announced from the LACNIC address blocks: 48789
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2690
LACNIC Region transit ASes present in the Internet Routing Table: 2471
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: 171685632
Equivalent to 10 /8s, 59 /16s and 183 /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: 35452
Total AfriNIC prefixes after maximum aggregation: 6761
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48875
Unique aggregates announced from the AfriNIC address blocks: 14437
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 25.50
AfriNIC Region origin ASes announcing only one prefix: 693
AfriNIC Region transit ASes present in the Internet Routing Table: 381
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: 1279
Number of AfriNIC addresses announced to Internet: 105131264
Equivalent to 6 /8s, 68 /16s and 45 /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 10368 8754 93 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3261 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2858 851 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2179 11524 639 KIXS-AS-KR Korea Telecom, KR
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 13277 39709 4116 AMAZON-02, US
11492 4701 312 586 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
174 3672 8756 924 COGENT-174, US
22773 3629 3054 223 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
749 3254 54879 2505 DNIC-AS-00749, US
16625 3119 1311 2257 AKAMAI-AS, US
396982 2966 3651 474 GOOGLE-CLOUD-PLATFORM, US
36352 2734 225 836 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 7721 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4057 3395 127 AKAMAI-ASN1, NL
9009 3773 325 1963 M247, RO
12389 3069 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2362 360 584 TELLCOM-AS, TR
212238 2115 150 1551 CDNEXT, GB
8452 1640 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1419 366 33 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
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 11972 3243 595 UNINET, MX
10620 3516 485 994 Telmex Colombia S.A., CO
13999 2508 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1355 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1192 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1190 371 21 Telefonica del Peru S.A.A., PE
22884 1054 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 1743 607 31 RAYA-AS, EG
24863 1653 389 18 LINKdotNET-AS, EG
29571 1589 102 22 ORANGE-COTE-IVOIRE, CI
36992 1433 1518 283 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1020 521 42 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
36914 548 82 3 KENET-AS, KE
15399 526 57 58 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 13277 39709 4116 AMAZON-02, US
8151 11972 3243 595 UNINET, MX
9808 10368 8754 93 CHINAMOBILE-CN China Mobile Communication
12479 7721 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4701 312 586 CABLEONE, US
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
20940 4057 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 11972 11377 UNINET, MX
9808 10368 10275 CHINAMOBILE-CN China Mobile Communications Grou
12479 7721 7576 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4263 4238 FPT-AS-AP FPT Telecom Company, VN
11492 4701 4115 CABLEONE, US
9498 4237 3959 BBIL-AP BHARTI Airtel Ltd., IN
20940 4057 3930 AKAMAI-ASN1, NL
7552 3919 3893 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
23.152.48.0/24 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 /12:300
/13:583 /14:1223 /15:2161 /16:13914 /17:8277 /18:13744
/19:24613 /20:43760 /21:51744 /22:112021 /23:101634 /24:606020
/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 7721 UNI2-AS, ES
8151 6177 11972 UNINET, MX
11492 3531 4701 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2747 3629 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2359 13277 AMAZON-02, US
30036 2240 2582 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2182 3516 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)
----------------------------------------------
1:2334 2:1538 3:624 4:9 5:4652 6:163
7:6 8:1557 9:1 11:172 12:1372 13:356
14:2514 15:352 16:283 17:368 18:922 20:512
21:4 22:188 23:7531 24:2802 25:2 27:2773
29:19 31:3226 32:36 34:80 35:206 36:2399
37:4679 38:9043 39:907 40:166 41:4238 42:1904
43:2581 44:378 45:18525 46:5033 47:293 49:1930
50:1899 51:590 52:1556 54:298 55:1092 56:11
57:255 58:2205 59:1217 60:1171 61:2773 62:2944
63:1826 64:5476 65:2136 66:4650 67:3057 68:1151
69:3937 70:1116 71:623 72:2846 74:2791 75:1619
76:614 77:2735 78:1898 79:1749 80:2198 81:2049
82:3190 83:1427 84:1849 85:3415 86:1049 87:2156
88:1310 89:4318 90:784 91:8338 92:2720 93:2897
94:4070 95:4364 96:1451 97:312 98:1024 99:670
100:72 101:1146 102:3910 103:32223 104:4822 105:754
106:1044 107:2645 108:1212 109:4081 110:2231 111:3341
112:2047 113:1795 114:1962 115:2208 116:2036 117:2747
118:2901 119:1957 120:1880 121:1376 122:2753 123:2180
124:1566 125:2858 126:91 128:1595 129:956 130:1297
131:1911 132:775 133:450 134:1538 135:331 136:1307
137:1257 138:2897 139:1621 140:1569 141:1494 142:1903
143:1654 144:1071 145:516 146:2139 147:2103 148:2669
149:2890 150:1247 151:1760 152:2101 153:571 154:8051
155:1634 156:3225 157:1898 158:1289 159:2443 160:3584
161:1919 162:3747 163:2079 164:1698 165:2195 166:1453
167:1874 168:4047 169:794 170:5050 171:1009 172:4502
173:3254 174:915 175:1302 176:3666 177:4660 178:3706
179:2277 180:2604 181:4052 182:3392 183:2045 184:2143
185:21577 186:5082 187:4415 188:4202 189:4197 190:9634
191:1472 192:11279 193:9453 194:7769 195:5533 196:3309
197:3677 198:6124 199:8477 200:8203 201:6282 202:10402
203:10631 204:4523 205:3641 206:4635 207:3474 208:4228
209:5140 210:4585 211:2535 212:4528 213:3782 214:1029
215:48 216:6628 217:3141 218:1333 219:374 220:2076
221:1059 222:725 223:2347
End of report
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