[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 14 21:40:17 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Mon 14 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: 978249
Prefixes after maximum aggregation (per Origin AS): 375678
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 477126
Number of IPv4 prefixes with a valid ROA: 539725
Number of IPv4 prefixes with an invalid ROA: 155
Number of IPv4 prefixes with no ROA: 438369
Total ASes present in the Internet Routing Table: 76789
Prefixes per ASN: 12.74
Origin-only ASes present in the Internet Routing Table: 65811
Origin ASes announcing only one prefix: 26894
Transit ASes present in the Internet Routing Table: 10978
Transit-only ASes present in the Internet Routing Table: 540
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: 51
Max AS path prepend of ASN ( 37447) 47
Prefixes from unregistered ASNs in the Routing Table: 1199
Number of instances of unregistered ASNs: 1202
Number of 32-bit ASNs allocated by the RIRs: 46183
Number of 32-bit ASNs visible in the Routing Table: 38085
Prefixes from 32-bit ASNs in the Routing Table: 200546
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: 440
Number of addresses announced to Internet: 3105866752
Equivalent to 185 /8s, 31 /16s and 196 /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: 320879
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255691
Total APNIC prefixes after maximum aggregation: 76367
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247523
Unique aggregates announced from the APNIC address blocks: 102785
APNIC Region origin ASes present in the Internet Routing Table: 14572
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4447
APNIC Region transit ASes present in the Internet Routing Table: 1965
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10082
Number of APNIC addresses announced to Internet: 747449600
Equivalent to 44 /8s, 141 /16s and 45 /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: 289360
Total ARIN prefixes after maximum aggregation: 129183
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 290361
Unique aggregates announced from the ARIN address blocks: 137653
ARIN Region origin ASes present in the Internet Routing Table: 19241
ARIN Prefixes per ASN: 15.09
ARIN Region origin ASes announcing only one prefix: 7038
ARIN Region transit ASes present in the Internet Routing Table: 1986
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: 5186
Number of ARIN addresses announced to Internet: 1349511680
Equivalent to 80 /8s, 111 /16s and 234 /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: 273483
Total RIPE prefixes after maximum aggregation: 133376
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271407
Unique aggregates announced from the RIPE address blocks: 173627
RIPE Region origin ASes present in the Internet Routing Table: 28876
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12032
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: 12369
Number of RIPE addresses announced to Internet: 731805952
Equivalent to 43 /8s, 158 /16s and 121 /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: 123214
Total LACNIC prefixes after maximum aggregation: 29288
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 119853
Unique aggregates announced from the LACNIC address blocks: 48898
LACNIC Region origin ASes present in the Internet Routing Table: 11230
LACNIC Prefixes per ASN: 10.67
LACNIC Region origin ASes announcing only one prefix: 2689
LACNIC Region transit ASes present in the Internet Routing Table: 2472
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: 9177
Number of LACNIC addresses announced to Internet: 171802880
Equivalent to 10 /8s, 61 /16s and 129 /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: 35302
Total AfriNIC prefixes after maximum aggregation: 6742
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48664
Unique aggregates announced from the AfriNIC address blocks: 13789
AfriNIC Region origin ASes present in the Internet Routing Table: 1906
AfriNIC Prefixes per ASN: 25.53
AfriNIC Region origin ASes announcing only one prefix: 688
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: 51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1271
Number of AfriNIC addresses announced to Internet: 105076480
Equivalent to 6 /8s, 67 /16s and 87 /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 6213 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4256 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4221 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2854 849 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2170 11523 632 KIXS-AS-KR Korea Telecom, KR
45090 2170 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 13161 39688 4094 AMAZON-02, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
22773 3628 3054 223 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3519 8766 961 COGENT-174, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3115 1311 2257 AKAMAI-AS, US
396982 2952 3649 466 GOOGLE-CLOUD-PLATFORM, US
36352 2657 219 814 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 7711 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4030 3395 129 AKAMAI-ASN1, NL
9009 3771 325 1959 M247, RO
12389 3066 2303 887 ROSTELECOM-AS, RU
34984 2363 360 581 TELLCOM-AS, TR
212238 2090 148 1540 CDNEXT, GB
8452 1637 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1481 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 11959 3245 585 UNINET, MX
10620 3522 486 992 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 1357 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
11664 1182 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 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 1646 389 16 LINKdotNET-AS, EG
29571 1581 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1021 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
6713 560 1861 35 IAM-AS, MA
36914 544 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 13161 39688 4094 AMAZON-02, US
8151 11959 3245 585 UNINET, MX
9808 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7711 1714 145 UNI2-AS, ES
7545 6213 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 CABLEONE, US
18403 4256 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4221 530 275 BBIL-AP BHARTI Airtel Ltd., IN
20940 4030 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 11959 11374 UNINET, MX
9808 10308 10219 CHINAMOBILE-CN China Mobile Communications Grou
12479 7711 7566 UNI2-AS, ES
7545 6213 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4256 4231 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4107 CABLEONE, US
9498 4221 3946 BBIL-AP BHARTI Airtel Ltd., IN
20940 4030 3901 AKAMAI-ASN1, NL
7552 3923 3897 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 /12:301
/13:584 /14:1225 /15:2163 /16:13929 /17:8279 /18:13745
/19:24611 /20:43700 /21:51775 /22:112071 /23:101461 /24:604238
/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 6633 7711 UNI2-AS, ES
8151 6160 11959 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2746 3628 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2335 13161 AMAZON-02, US
30036 2231 2573 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3522 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)
----------------------------------------------
1:2329 2:1539 3:615 4:10 5:4637 6:162
7:6 8:1549 9:1 11:172 12:1370 13:351
14:2509 15:353 16:282 17:366 18:921 20:483
21:4 22:188 23:7461 24:2843 25:2 27:2770
29:19 31:3228 32:37 34:80 35:202 36:2397
37:4667 38:8846 39:897 40:160 41:4177 42:1905
43:2572 44:375 45:18459 46:4982 47:288 49:1921
50:1898 51:590 52:1553 54:298 55:1041 56:11
57:251 58:2207 59:1217 60:1171 61:2779 62:2896
63:1831 64:5495 65:2116 66:4654 67:3068 68:1161
69:3981 70:1122 71:627 72:2839 74:2799 75:1605
76:597 77:2743 78:1890 79:1748 80:2195 81:2034
82:3134 83:1425 84:1850 85:3410 86:1042 87:2152
88:1314 89:4309 90:777 91:8317 92:2787 93:2892
94:4068 95:4356 96:1442 97:313 98:1023 99:641
100:71 101:1148 102:3753 103:32209 104:4760 105:752
106:984 107:2638 108:1202 109:4095 110:2228 111:3345
112:2041 113:1800 114:1958 115:2209 116:2038 117:2750
118:2900 119:1954 120:1872 121:1371 122:2752 123:2173
124:1565 125:2857 126:91 128:1590 129:960 130:1270
131:1906 132:783 133:451 134:1528 135:329 136:1305
137:1251 138:2877 139:1614 140:1574 141:1484 142:1905
143:1631 144:1066 145:517 146:2161 147:2105 148:2636
149:2918 150:1239 151:1744 152:2095 153:570 154:8004
155:1631 156:3205 157:1896 158:1277 159:2441 160:3563
161:1907 162:3711 163:2044 164:1694 165:2201 166:1457
167:1882 168:4060 169:794 170:5068 171:1000 172:4483
173:3218 174:918 175:1291 176:3678 177:4671 178:3800
179:2282 180:2594 181:4053 182:3368 183:2044 184:2154
185:21502 186:5072 187:4406 188:4188 189:4177 190:9622
191:1466 192:11228 193:9439 194:7769 195:5534 196:3300
197:3686 198:6085 199:8455 200:8142 201:6232 202:10388
203:10608 204:4528 205:3639 206:4659 207:3480 208:4205
209:5135 210:4571 211:2530 212:4511 213:3780 214:1032
215:48 216:6618 217:3106 218:1334 219:374 220:2076
221:1062 222:716 223:2317
End of report
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