[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Feb 28 21:40:05 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 28 Feb, 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: 974645
Prefixes after maximum aggregation (per Origin AS): 372924
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475265
Number of IPv4 prefixes with a valid ROA: 534102
Number of IPv4 prefixes with an invalid ROA: 189
Number of IPv4 prefixes with no ROA: 440354
Total ASes present in the Internet Routing Table: 76660
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 65717
Origin ASes announcing only one prefix: 26898
Transit ASes present in the Internet Routing Table: 10943
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 348
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: 1118
Number of instances of unregistered ASNs: 1137
Number of 32-bit ASNs allocated by the RIRs: 46213
Number of 32-bit ASNs visible in the Routing Table: 37877
Prefixes from 32-bit ASNs in the Routing Table: 199079
Number of bogon 32-bit ASNs visible in the Routing Table: 68
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 464
Number of addresses announced to Internet: 3108477952
Equivalent to 185 /8s, 71 /16s and 156 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 319572
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 254988
Total APNIC prefixes after maximum aggregation: 75990
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247152
Unique aggregates announced from the APNIC address blocks: 102595
APNIC Region origin ASes present in the Internet Routing Table: 14503
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4427
APNIC Region transit ASes present in the Internet Routing Table: 1946
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: 10014
Number of APNIC addresses announced to Internet: 748815872
Equivalent to 44 /8s, 162 /16s and 6 /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: 287514
Total ARIN prefixes after maximum aggregation: 127809
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288955
Unique aggregates announced from the ARIN address blocks: 136028
ARIN Region origin ASes present in the Internet Routing Table: 19234
ARIN Prefixes per ASN: 15.02
ARIN Region origin ASes announcing only one prefix: 7039
ARIN Region transit ASes present in the Internet Routing Table: 1998
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: 5170
Number of ARIN addresses announced to Internet: 1348320768
Equivalent to 80 /8s, 93 /16s and 190 /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: 272675
Total RIPE prefixes after maximum aggregation: 132415
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270178
Unique aggregates announced from the RIPE address blocks: 172270
RIPE Region origin ASes present in the Internet Routing Table: 28845
RIPE Prefixes per ASN: 9.37
RIPE Region origin ASes announcing only one prefix: 12061
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: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12279
Number of RIPE addresses announced to Internet: 732717312
Equivalent to 43 /8s, 172 /16s and 97 /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: 123391
Total LACNIC prefixes after maximum aggregation: 29198
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120314
Unique aggregates announced from the LACNIC address blocks: 48895
LACNIC Region origin ASes present in the Internet Routing Table: 11204
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2674
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: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9144
Number of LACNIC addresses announced to Internet: 173777408
Equivalent to 10 /8s, 91 /16s and 162 /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: 34959
Total AfriNIC prefixes after maximum aggregation: 6797
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 47581
Unique aggregates announced from the AfriNIC address blocks: 15070
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 24.91
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 376
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: 1270
Number of AfriNIC addresses announced to Internet: 104601600
Equivalent to 6 /8s, 60 /16s and 24 /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 10325 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4333 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4214 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2842 855 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 434 192 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 12821 39187 3782 AMAZON-02, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3592 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3304 8762 927 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3086 1315 2229 AKAMAI-AS, US
396982 2934 3660 452 GOOGLE-CLOUD-PLATFORM, US
30036 2591 362 322 MEDIACOM-ENTERPRISE-BUSINESS, 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 7759 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4027 3395 130 AKAMAI-ASN1, NL
9009 3759 322 1927 M247, RO
12389 2983 2303 894 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2008 145 1483 CDNEXT, GB
8452 1617 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1490 98 749 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 11784 3235 591 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2513 539 370 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1350 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1326 777 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
11664 1165 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 1683 599 30 RAYA-AS, EG
24863 1619 389 16 LINKdotNET-AS, EG
29571 1570 99 102 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
6713 559 1861 35 IAM-AS, MA
36914 553 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 12821 39187 3782 AMAZON-02, US
8151 11784 3235 591 UNINET, MX
9808 10325 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7759 1714 145 UNI2-AS, ES
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 566 CABLEONE, US
18403 4333 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4214 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4175 286 83 VIASAT-SP-BACKBONE, US
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 11784 11193 UNINET, MX
9808 10325 10237 CHINAMOBILE-CN China Mobile Communications Grou
12479 7759 7614 UNI2-AS, ES
7545 6216 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4333 4308 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4138 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4214 3941 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3897 AKAMAI-ASN1, NL
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /10:42 /11:92 /12:304
/13:586 /14:1225 /15:2167 /16:13953 /17:8276 /18:13719
/19:24571 /20:43869 /21:51896 /22:112204 /23:101007 /24:600701
/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 6713 7759 UNI2-AS, ES
8151 5986 11784 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2709 3592 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2281 12821 AMAZON-02, US
30036 2249 2591 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2187 3547 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)
----------------------------------------------
1:2296 2:1531 3:576 4:10 5:4563 6:167
7:6 8:1552 9:1 11:172 12:1379 13:351
14:2508 15:350 16:277 17:358 18:919 20:454
21:4 22:188 23:7354 24:2726 25:2 27:2742
29:19 31:3173 32:35 34:78 35:201 36:2406
37:4612 38:8694 39:897 40:153 41:4167 42:1973
43:2533 44:349 45:18325 46:5013 47:290 49:1974
50:1890 51:589 52:1570 54:302 55:917 56:9
57:243 58:2213 59:1197 60:1167 61:2781 62:2886
63:1830 64:5507 65:2121 66:4632 67:3047 68:1154
69:3963 70:1156 71:616 72:2883 74:2782 75:1650
76:611 77:2663 78:1874 79:1730 80:2204 81:2017
82:2717 83:1387 84:1807 85:3362 86:1030 87:2164
88:1315 89:4305 90:777 91:8312 92:2804 93:2888
94:3911 95:4264 96:1344 97:318 98:997 99:740
100:71 101:1138 102:3652 103:32261 104:4807 105:759
106:997 107:2617 108:1210 109:4098 110:2224 111:3303
112:2038 113:1785 114:1938 115:2161 116:2039 117:2766
118:2881 119:1956 120:1878 121:1360 122:2760 123:2180
124:1565 125:2867 126:90 128:1582 129:959 130:1278
131:1854 132:793 133:450 134:1531 135:327 136:1309
137:1247 138:2905 139:1625 140:1554 141:1471 142:1821
143:1623 144:1051 145:469 146:2140 147:2070 148:2583
149:2863 150:1234 151:1708 152:2110 153:571 154:7496
155:1601 156:3216 157:1900 158:1261 159:2440 160:3539
161:1930 162:3697 163:1854 164:1695 165:2181 166:1366
167:1878 168:4057 169:798 170:5075 171:1005 172:4373
173:3231 174:922 175:1270 176:3624 177:4673 178:3764
179:2222 180:2577 181:4007 182:3374 183:2063 184:2315
185:21482 186:5096 187:4307 188:4194 189:4193 190:9642
191:1529 192:11181 193:9401 194:7741 195:5527 196:3292
197:3626 198:6107 199:8368 200:8155 201:6286 202:10368
203:10602 204:4540 205:3622 206:4624 207:3501 208:4199
209:5160 210:4563 211:2524 212:4505 213:3752 214:1057
215:42 216:6552 217:3117 218:1336 219:370 220:2090
221:1054 222:718 223:2321
End of report
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