[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Apr 24 21:40:25 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 24 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: 979808
Prefixes after maximum aggregation (per Origin AS): 376475
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479064
Number of IPv4 prefixes with a valid ROA: 541762
Number of IPv4 prefixes with an invalid ROA: 161
Number of IPv4 prefixes with no ROA: 437885
Total ASes present in the Internet Routing Table: 76838
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 65844
Origin ASes announcing only one prefix: 26905
Transit ASes present in the Internet Routing Table: 10994
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: 72
Max AS path prepend of ASN (152107) 65
Prefixes from unregistered ASNs in the Routing Table: 1192
Number of instances of unregistered ASNs: 1195
Number of 32-bit ASNs allocated by the RIRs: 46259
Number of 32-bit ASNs visible in the Routing Table: 38159
Prefixes from 32-bit ASNs in the Routing Table: 201130
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: 467
Number of addresses announced to Internet: 3105365248
Equivalent to 185 /8s, 24 /16s and 29 /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: 321150
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256028
Total APNIC prefixes after maximum aggregation: 76475
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247820
Unique aggregates announced from the APNIC address blocks: 103149
APNIC Region origin ASes present in the Internet Routing Table: 14599
APNIC Prefixes per ASN: 16.98
APNIC Region origin ASes announcing only one prefix: 4458
APNIC Region transit ASes present in the Internet Routing Table: 1968
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: 10113
Number of APNIC addresses announced to Internet: 747526656
Equivalent to 44 /8s, 142 /16s and 90 /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: 289742
Total ARIN prefixes after maximum aggregation: 129530
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 290879
Unique aggregates announced from the ARIN address blocks: 138461
ARIN Region origin ASes present in the Internet Routing Table: 19236
ARIN Prefixes per ASN: 15.12
ARIN Region origin ASes announcing only one prefix: 7046
ARIN Region transit ASes present in the Internet Routing Table: 1989
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: 5196
Number of ARIN addresses announced to Internet: 1348879872
Equivalent to 80 /8s, 102 /16s and 70 /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: 273882
Total RIPE prefixes after maximum aggregation: 133685
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271730
Unique aggregates announced from the RIPE address blocks: 173916
RIPE Region origin ASes present in the Internet Routing Table: 28894
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12034
RIPE Region transit ASes present in the Internet Routing Table: 3976
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: 12402
Number of RIPE addresses announced to Internet: 731835648
Equivalent to 43 /8s, 158 /16s and 237 /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: 123609
Total LACNIC prefixes after maximum aggregation: 29308
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120175
Unique aggregates announced from the LACNIC address blocks: 48841
LACNIC Region origin ASes present in the Internet Routing Table: 11228
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2676
LACNIC Region transit ASes present in the Internet Routing Table: 2469
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: 9172
Number of LACNIC addresses announced to Internet: 171768320
Equivalent to 10 /8s, 60 /16s and 250 /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: 35355
Total AfriNIC prefixes after maximum aggregation: 6754
AfriNIC Deaggregation factor: 5.23
Prefixes being announced from the AfriNIC address blocks: 48736
Unique aggregates announced from the AfriNIC address blocks: 14313
AfriNIC Region origin ASes present in the Internet Routing Table: 1913
AfriNIC Prefixes per ASN: 25.48
AfriNIC Region origin ASes announcing only one prefix: 691
AfriNIC Region transit ASes present in the Internet Routing Table: 380
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: 1276
Number of AfriNIC addresses announced to Internet: 105132032
Equivalent to 6 /8s, 68 /16s and 48 /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 4259 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4226 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2858 851 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2180 11524 640 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 13266 39709 4105 AMAZON-02, US
11492 4700 312 585 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
174 3653 8757 932 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 3120 1312 2258 AKAMAI-AS, US
396982 2966 3651 474 GOOGLE-CLOUD-PLATFORM, US
36352 2715 224 831 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 7719 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4051 3395 127 AKAMAI-ASN1, NL
9009 3764 325 1955 M247, RO
12389 3069 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2362 360 584 TELLCOM-AS, TR
212238 2106 149 1546 CDNEXT, GB
8452 1640 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1421 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 11975 3244 596 UNINET, MX
10620 3516 485 994 Telmex Colombia S.A., CO
13999 2508 539 367 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1357 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1191 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1189 371 21 Telefonica del Peru S.A.A., PE
22884 1054 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 1743 607 31 RAYA-AS, EG
24863 1650 389 16 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 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
36914 554 82 3 KENET-AS, KE
6713 530 1861 35 IAM-AS, MA
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 13266 39709 4105 AMAZON-02, US
8151 11975 3244 596 UNINET, MX
9808 10368 8754 93 CHINAMOBILE-CN China Mobile Communication
12479 7719 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4700 312 585 CABLEONE, US
18403 4259 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4226 530 274 BBIL-AP BHARTI Airtel Ltd., IN
20940 4051 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 11975 11379 UNINET, MX
9808 10368 10275 CHINAMOBILE-CN China Mobile Communications Grou
12479 7719 7574 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4259 4234 FPT-AS-AP FPT Telecom Company, VN
11492 4700 4115 CABLEONE, US
9498 4226 3952 BBIL-AP BHARTI Airtel Ltd., IN
20940 4051 3924 AKAMAI-ASN1, NL
7552 3918 3892 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 /16:13912 /17:8276 /18:13743
/19:24616 /20:43746 /21:51754 /22:112056 /23:101650 /24:605621
/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 6640 7719 UNI2-AS, ES
8151 6178 11975 UNINET, MX
11492 3531 4700 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 2366 13266 AMAZON-02, US
30036 2223 2565 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)
----------------------------------------------
1:2336 2:1533 3:618 4:9 5:4641 6:163
7:6 8:1554 9:1 11:172 12:1371 13:355
14:2515 15:352 16:283 17:368 18:923 20:512
21:4 22:188 23:7512 24:2802 25:2 27:2771
29:19 31:3236 32:36 34:80 35:205 36:2399
37:4679 38:9015 39:907 40:166 41:4229 42:1903
43:2576 44:378 45:18565 46:5026 47:291 49:1928
50:1891 51:590 52:1558 54:298 55:1092 56:11
57:256 58:2204 59:1217 60:1171 61:2775 62:2942
63:1824 64:5490 65:2132 66:4653 67:3069 68:1151
69:3939 70:1116 71:624 72:2845 74:2790 75:1614
76:614 77:2735 78:1898 79:1751 80:2195 81:2053
82:3191 83:1426 84:1848 85:3431 86:1047 87:2155
88:1312 89:4324 90:784 91:8334 92:2721 93:2895
94:4060 95:4365 96:1449 97:313 98:1024 99:668
100:72 101:1144 102:3779 103:32223 104:4816 105:759
106:1044 107:2645 108:1210 109:4080 110:2230 111:3340
112:2047 113:1791 114:1964 115:2217 116:2036 117:2748
118:2898 119:1955 120:1880 121:1372 122:2755 123:2177
124:1563 125:2858 126:91 128:1593 129:958 130:1292
131:1908 132:778 133:450 134:1535 135:330 136:1306
137:1256 138:2894 139:1629 140:1574 141:1492 142:1904
143:1654 144:1073 145:516 146:2159 147:2101 148:2666
149:2894 150:1248 151:1759 152:2101 153:571 154:8030
155:1633 156:3208 157:1899 158:1289 159:2442 160:3587
161:1917 162:3749 163:2087 164:1699 165:2192 166:1448
167:1882 168:4054 169:796 170:5052 171:1010 172:4480
173:3245 174:915 175:1302 176:3662 177:4597 178:3701
179:2277 180:2603 181:4054 182:3380 183:2048 184:2141
185:21559 186:5078 187:4403 188:4202 189:4208 190:9632
191:1471 192:11267 193:9448 194:7770 195:5525 196:3307
197:3694 198:6120 199:8473 200:8208 201:6285 202:10399
203:10635 204:4526 205:3627 206:4628 207:3476 208:4217
209:5140 210:4577 211:2534 212:4525 213:3782 214:1027
215:48 216:6627 217:3141 218:1332 219:374 220:2076
221:1059 222:717 223:2316
End of report
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