[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 25 20:16:45 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 25 Jul, 2024
IPv4 BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 184152
Prefixes after maximum aggregation (per Origin AS): 82495
Deaggregation factor: 2.23
Unique aggregates announced (without unneeded subnets): 101817
Number of IPv4 prefixes with a valid ROA: 73526
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 110603
Total ASes present in the Internet Routing Table: 16123
Prefixes per ASN: 11.42
Origin-only ASes present in the Internet Routing Table: 13868
Origin ASes announcing only one prefix: 6344
Transit ASes present in the Internet Routing Table: 2255
Transit-only ASes present in the Internet Routing Table: 622
Paths with bogon ASNs present in the IPv4 Routing Table: 3
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 41
Max AS path prepend of ASN ( 59588) 32
Prefixes from unregistered ASNs in the Routing Table: 214
Number of instances of unregistered ASNs: 215
Number of 32-bit ASNs allocated by the RIRs: 45031
Number of 32-bit ASNs visible in the Routing Table: 6120
Prefixes from 32-bit ASNs in the Routing Table: 21016
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 95
Number of addresses announced to Internet: 1119631261
Equivalent to 66 /8s, 188 /16s and 55 /24s
Percentage of available address space announced: 30.2
Percentage of allocated address space announced: 30.2
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: 50297
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30288
Total APNIC prefixes after maximum aggregation: 7268
APNIC Deaggregation factor: 4.17
Prefixes being announced from the APNIC address blocks: 29856
Unique aggregates announced from the APNIC address blocks: 8304
APNIC Region origin ASes present in the Internet Routing Table: 1186
APNIC Prefixes per ASN: 25.17
APNIC Region origin ASes announcing only one prefix: 482
APNIC Region transit ASes present in the Internet Routing Table: 198
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 517
Number of APNIC addresses announced to Internet: 202023788
Equivalent to 12 /8s, 10 /16s and 163 /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, 131072-153913
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: 84796
Total ARIN prefixes after maximum aggregation: 46531
ARIN Deaggregation factor: 1.82
Prefixes being announced from the ARIN address blocks: 83533
Unique aggregates announced from the ARIN address blocks: 51450
ARIN Region origin ASes present in the Internet Routing Table: 7179
ARIN Prefixes per ASN: 11.64
ARIN Region origin ASes announcing only one prefix: 3112
ARIN Region transit ASes present in the Internet Routing Table: 632
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1472
Number of ARIN addresses announced to Internet: 653255521
Equivalent to 38 /8s, 239 /16s and 227 /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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 30999
Total RIPE prefixes after maximum aggregation: 16786
RIPE Deaggregation factor: 1.85
Prefixes being announced from the RIPE address blocks: 31896
Unique aggregates announced from the RIPE address blocks: 23967
RIPE Region origin ASes present in the Internet Routing Table: 3277
RIPE Prefixes per ASN: 9.73
RIPE Region origin ASes announcing only one prefix: 1414
RIPE Region transit ASes present in the Internet Routing Table: 516
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 41
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1225
Number of RIPE addresses announced to Internet: 162583248
Equivalent to 9 /8s, 176 /16s and 210 /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,
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: 33052
Total LACNIC prefixes after maximum aggregation: 10190
LACNIC Deaggregation factor: 3.24
Prefixes being announced from the LACNIC address blocks: 32745
Unique aggregates announced from the LACNIC address blocks: 15499
LACNIC Region origin ASes present in the Internet Routing Table: 3548
LACNIC Prefixes per ASN: 9.23
LACNIC Region origin ASes announcing only one prefix: 1251
LACNIC Region transit ASes present in the Internet Routing Table: 728
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2802
Number of LACNIC addresses announced to Internet: 73874432
Equivalent to 4 /8s, 103 /16s and 60 /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: 4803
Total AfriNIC prefixes after maximum aggregation: 1557
AfriNIC Deaggregation factor: 3.08
Prefixes being announced from the AfriNIC address blocks: 6027
Unique aggregates announced from the AfriNIC address blocks: 2508
AfriNIC Region origin ASes present in the Internet Routing Table: 213
AfriNIC Prefixes per ASN: 28.30
AfriNIC Region origin ASes announcing only one prefix: 85
AfriNIC Region transit ASes present in the Internet Routing Table: 66
Average AfriNIC Region AS path length visible: 5.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 104
Number of AfriNIC addresses announced to Internet: 27839232
Equivalent to 1 /8s, 168 /16s and 203 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9674 8746 74 CHINAMOBILE-CN China Mobile Communication
56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication
56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati
56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat
24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17676 627 10623 151 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Informa
56040 487 490 108 CMNET-GUANGDONG-AP China Mobile communica
24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 10227 11555 3655 AMAZON-02, US
749 3253 54899 2505 DNIC-AS-00749, US
367 2624 3209 1230 DNIC-ASBLK-00306-00371, US
4155 2016 133 1313 USDA-1, US
209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US
11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US
5972 1302 384 581 DNIC-ASBLK-05800-06055, US
14618 986 4180 737 AMAZON-AES, US
855 966 255 82 CANET-ASN-4, CA
19901 936 568 639 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
20940 1211 97 997 AKAMAI-ASN1, NL
3215 896 4814 290 France Telecom - Orange, FR
39891 800 50 18 ALJAWWALSTC-AS, SA
8376 711 60 24 Jordan Data Communications, JO
8452 579 1841 11 TE-AS TE-AS, EG
51167 553 106 242 CONTABO, DE
212238 466 34 409 CDNEXT, GB
35819 462 469 62 MOBILY-AS Etihad Etisalat Company Mobily,
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 390 34 5 ASN-ISKON, HR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5525 1601 668 UNINET, MX
3816 1317 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
6147 1100 369 22 Telefonica del Peru S.A.A., PE
11830 1087 324 6 Instituto Costarricense de Electricidad y
18881 873 1128 28 TELEFONICA BRASIL S.A, BR
26599 541 2891 72 TELEFONICA BRASIL S.A, BR
13999 535 73 232 Mega Cable, S.A. de C.V., MX
22047 405 343 18 VTR BANDA ANCHA S.A., CL
10620 343 44 284 Telmex Colombia S.A., CO
27843 231 20 33 WIN EMPRESAS S.A.C., PE
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 748 389 16 LINKdotNET-AS, EG
29571 537 48 253 ORANGE-COTE-IVOIRE, CI
36914 456 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
36935 258 64 77 Vodafone-, EG
37492 149 471 44 ORANGE-, TN
37693 148 597 51 TUNISIANA, TN
36992 146 235 125 ETISALAT-MISR, EG
24835 142 142 85 RAYA-AS, EG
37480 129 8 34 Cobranet, NG
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 10227 11555 3655 AMAZON-02, US
9808 9674 8746 74 CHINAMOBILE-CN China Mobile Communication
8151 5525 1601 668 UNINET, MX
749 3253 54899 2505 DNIC-AS-00749, US
367 2624 3209 1230 DNIC-ASBLK-00306-00371, US
4155 2016 133 1313 USDA-1, US
209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US
11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US
56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication
56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9674 9600 CHINAMOBILE-CN China Mobile Communications Grou
8151 5525 4857 UNINET, MX
56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp
56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c
367 2624 1394 DNIC-ASBLK-00306-00371, US
56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co
209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US
11776 1590 1316 ATLANTICBB-JOHNSTOWN, US
3816 1317 1115 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
11830 1087 1081 Instituto Costarricense de Electricidad y Telec
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US
26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.164.235.0/24 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
41.57.127.0/24 Origin: 37442 RESERVED, ZZ
41.57.127.0/24 Transit: 37204 TELONE, ZW
41.74.44.0/24 Origin: 37544 RESERVED, ZZ
41.74.44.0/24 Transit: 15964 CAMNET-AS, CM
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:6 /10:18 /11:30 /12:91
/13:129 /14:358 /15:697 /16:5889 /17:2424 /18:2524
/19:5375 /20:8374 /21:10894 /22:19539 /23:20248 /24:107340
/25:41 /26:46 /27:68 /28:19 /29:16 /30:11
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 2802 5525 UNINET, MX
16509 2149 10227 AMAZON-02, US
209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US
11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR
19901 788 936 BRSPD-PUBLIC, US
11776 740 1590 ATLANTICBB-JOHNSTOWN, US
6147 694 1100 Telefonica del Peru S.A.A., PE
8376 558 711 Jordan Data Communications, JO
36914 446 456 KENET-AS, KE
3356 437 840 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:14 2:183 3:379 5:385 6:135 7:5
8:620 11:171 12:653 13:310 14:98 15:285
16:183 17:6 18:753 20:33 21:4 22:188
23:1635 24:379 25:2 27:29 29:19 31:159
32:1 34:10 35:60 36:1195 37:375 38:805
39:536 40:27 41:715 42:12 43:173 44:26
45:2765 46:616 47:90 49:13 50:272 51:353
52:1356 54:276 55:927 57:20 58:33 59:34
60:17 61:54 62:321 63:486 64:1439 65:782
66:1141 67:680 68:168 69:724 70:139 71:192
72:365 74:679 75:382 76:186 77:242 78:285
79:159 80:195 81:181 82:222 83:101 84:194
85:341 86:172 87:151 88:176 89:542 90:97
91:594 92:410 93:304 94:472 95:165 96:157
97:34 98:133 99:154 100:11 101:18 102:222
103:1168 104:656 105:77 106:3 107:184 108:305
109:257 110:24 111:1811 112:447 113:35 114:36
115:19 116:34 117:961 118:75 119:105 120:1104
121:36 122:77 123:20 124:57 125:19 128:345
129:270 130:513 131:843 132:538 133:197 134:338
135:82 136:388 137:435 138:861 139:385 140:583
141:325 142:683 143:703 144:332 145:66 146:466
147:404 148:584 149:443 150:290 151:525 152:536
153:116 154:488 155:624 156:442 157:291 158:314
159:555 160:607 161:497 162:658 163:271 164:661
165:388 166:160 167:411 168:1016 169:139 170:1232
171:63 172:896 173:618 174:91 175:48 176:263
177:1026 178:222 179:558 180:53 181:925 182:25
183:829 184:194 185:2322 186:882 187:995 188:484
189:1126 190:2676 191:274 192:3802 193:1307 194:871
195:578 196:416 197:658 198:1970 199:3792 200:2562
201:2393 202:1056 203:653 204:1702 205:1670 206:1152
207:1099 208:871 209:1314 210:348 211:442 212:696
213:560 214:1024 215:42 216:1647 217:275 218:526
219:38 220:29 221:302 222:20 223:635
End of report
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