[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 7 21:40:20 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Mon 07 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: 977482
Prefixes after maximum aggregation (per Origin AS): 375173
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476743
Number of IPv4 prefixes with a valid ROA: 538755
Number of IPv4 prefixes with an invalid ROA: 170
Number of IPv4 prefixes with no ROA: 438557
Total ASes present in the Internet Routing Table: 76769
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65830
Origin ASes announcing only one prefix: 26895
Transit ASes present in the Internet Routing Table: 10939
Transit-only ASes present in the Internet Routing Table: 544
Paths with bogon ASNs present in the IPv4 Routing Table: 306
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: 1165
Number of instances of unregistered ASNs: 1170
Number of 32-bit ASNs allocated by the RIRs: 46166
Number of 32-bit ASNs visible in the Routing Table: 38048
Prefixes from 32-bit ASNs in the Routing Table: 200547
Number of bogon 32-bit ASNs visible in the Routing Table: 34
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 461
Number of addresses announced to Internet: 3106426368
Equivalent to 185 /8s, 40 /16s and 78 /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: 320913
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255593
Total APNIC prefixes after maximum aggregation: 76335
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247418
Unique aggregates announced from the APNIC address blocks: 102790
APNIC Region origin ASes present in the Internet Routing Table: 14557
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4446
APNIC Region transit ASes present in the Internet Routing Table: 1955
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: 10065
Number of APNIC addresses announced to Internet: 747644416
Equivalent to 44 /8s, 144 /16s and 38 /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: 288660
Total ARIN prefixes after maximum aggregation: 128887
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289746
Unique aggregates announced from the ARIN address blocks: 137358
ARIN Region origin ASes present in the Internet Routing Table: 19245
ARIN Prefixes per ASN: 15.06
ARIN Region origin ASes announcing only one prefix: 7046
ARIN Region transit ASes present in the Internet Routing Table: 1976
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: 5178
Number of ARIN addresses announced to Internet: 1349936640
Equivalent to 80 /8s, 118 /16s and 102 /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: 273481
Total RIPE prefixes after maximum aggregation: 133270
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271403
Unique aggregates announced from the RIPE address blocks: 173719
RIPE Region origin ASes present in the Internet Routing Table: 28879
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12046
RIPE Region transit ASes present in the Internet Routing Table: 3973
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: 12366
Number of RIPE addresses announced to Internet: 731899136
Equivalent to 43 /8s, 159 /16s and 229 /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: 123489
Total LACNIC prefixes after maximum aggregation: 29234
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120134
Unique aggregates announced from the LACNIC address blocks: 48851
LACNIC Region origin ASes present in the Internet Routing Table: 11218
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2667
LACNIC Region transit ASes present in the Internet Routing Table: 2451
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9166
Number of LACNIC addresses announced to Internet: 171650816
Equivalent to 10 /8s, 59 /16s and 47 /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: 35094
Total AfriNIC prefixes after maximum aggregation: 6725
AfriNIC Deaggregation factor: 5.22
Prefixes being announced from the AfriNIC address blocks: 48319
Unique aggregates announced from the AfriNIC address blocks: 13632
AfriNIC Region origin ASes present in the Internet Routing Table: 1904
AfriNIC Prefixes per ASN: 25.38
AfriNIC Region origin ASes announcing only one prefix: 690
AfriNIC Region transit ASes present in the Internet Routing Table: 380
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: 1273
Number of AfriNIC addresses announced to Internet: 105059840
Equivalent to 6 /8s, 67 /16s and 22 /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 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4211 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3915 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2845 848 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2162 11521 627 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 12989 39639 3970 AMAZON-02, US
11492 4686 311 585 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 3612 8766 959 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3111 1310 2261 AKAMAI-AS, US
396982 2948 3649 465 GOOGLE-CLOUD-PLATFORM, US
36352 2621 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 3765 325 1959 M247, RO
12389 3072 2303 895 ROSTELECOM-AS, RU
34984 2366 360 583 TELLCOM-AS, TR
212238 2084 148 1535 CDNEXT, GB
8452 1617 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 11924 3244 585 UNINET, MX
10620 3536 487 974 Telmex Colombia S.A., CO
13999 2512 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 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 1175 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 1571 102 22 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 868 1099 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 12989 39639 3970 AMAZON-02, US
8151 11924 3244 585 UNINET, MX
9808 10308 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 4686 311 585 CABLEONE, US
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4211 347 25 FPT-AS-AP FPT Telecom Company, VN
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 11924 11339 UNINET, MX
9808 10308 10219 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 4211 4186 FPT-AS-AP FPT Telecom Company, VN
11492 4686 4101 CABLEONE, US
9498 4218 3944 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
23.140.216.0/24 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 /12:302
/13:583 /14:1226 /15:2164 /16:13919 /17:8279 /18:13749
/19:24632 /20:43674 /21:51751 /22:111998 /23:101433 /24:603605
/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 6127 11924 UNINET, MX
11492 3531 4686 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 2332 12989 AMAZON-02, US
30036 2222 2564 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)
----------------------------------------------
1:2328 2:1547 3:613 4:10 5:4614 6:162
7:6 8:1548 9:1 11:172 12:1371 13:350
14:2509 15:352 16:280 17:363 18:916 20:477
21:4 22:188 23:7381 24:2833 25:2 27:2739
29:19 31:3221 32:37 34:80 35:204 36:2397
37:4682 38:8937 39:899 40:154 41:4174 42:1896
43:2561 44:364 45:18489 46:4946 47:289 49:1920
50:1900 51:590 52:1551 54:300 55:825 56:11
57:252 58:2198 59:1212 60:1171 61:2781 62:2898
63:1835 64:5504 65:2123 66:4660 67:3060 68:1142
69:3985 70:1124 71:620 72:2840 74:2802 75:1609
76:611 77:2707 78:1894 79:1736 80:2196 81:2027
82:3128 83:1420 84:1840 85:3393 86:1042 87:2162
88:1314 89:4332 90:777 91:8317 92:2794 93:2875
94:4050 95:4317 96:1433 97:312 98:1022 99:641
100:70 101:1146 102:3745 103:32218 104:4797 105:752
106:988 107:2634 108:1202 109:4099 110:2228 111:3342
112:2041 113:1802 114:1963 115:2216 116:2035 117:2748
118:2889 119:1959 120:1872 121:1368 122:2752 123:2179
124:1567 125:2854 126:91 128:1596 129:960 130:1280
131:1891 132:783 133:451 134:1515 135:332 136:1305
137:1252 138:2843 139:1618 140:1572 141:1477 142:1835
143:1655 144:1056 145:516 146:2163 147:2110 148:2641
149:2899 150:1243 151:1742 152:2104 153:571 154:7905
155:1630 156:3191 157:1904 158:1269 159:2432 160:3556
161:1899 162:3706 163:1992 164:1696 165:2199 166:1445
167:1873 168:4045 169:794 170:5070 171:1005 172:4482
173:3225 174:918 175:1295 176:3678 177:4701 178:3783
179:2302 180:2587 181:4056 182:3374 183:2023 184:2159
185:21550 186:5096 187:4433 188:4198 189:4171 190:9625
191:1456 192:11194 193:9422 194:7787 195:5534 196:3283
197:3683 198:6085 199:8425 200:8180 201:6291 202:10389
203:10613 204:4530 205:3622 206:4632 207:3479 208:4203
209:5145 210:4564 211:2533 212:4506 213:3769 214:1053
215:48 216:6598 217:3097 218:1332 219:374 220:2076
221:1072 222:712 223:2316
End of report
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