[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Mar 14 20:16:29 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 14 Mar, 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: 182725
Prefixes after maximum aggregation (per Origin AS): 79834
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 99891
Number of IPv4 prefixes with a valid ROA: 69015
Number of IPv4 prefixes with an invalid ROA: 81
Number of IPv4 prefixes with no ROA: 113629
Total ASes present in the Internet Routing Table: 15456
Prefixes per ASN: 11.82
Origin-only ASes present in the Internet Routing Table: 13341
Origin ASes announcing only one prefix: 6069
Transit ASes present in the Internet Routing Table: 2115
Transit-only ASes present in the Internet Routing Table: 582
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 28
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 210
Number of instances of unregistered ASNs: 210
Number of 32-bit ASNs allocated by the RIRs: 43818
Number of 32-bit ASNs visible in the Routing Table: 5579
Prefixes from 32-bit ASNs in the Routing Table: 18477
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 84
Number of addresses announced to Internet: 1021524409
Equivalent to 60 /8s, 227 /16s and 57 /24s
Percentage of available address space announced: 27.6
Percentage of allocated address space announced: 27.6
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: 53221
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28691
Total APNIC prefixes after maximum aggregation: 6466
APNIC Deaggregation factor: 4.44
Prefixes being announced from the APNIC address blocks: 28400
Unique aggregates announced from the APNIC address blocks: 7473
APNIC Region origin ASes present in the Internet Routing Table: 1091
APNIC Prefixes per ASN: 26.03
APNIC Region origin ASes announcing only one prefix: 439
APNIC Region transit ASes present in the Internet Routing Table: 179
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 471
Number of APNIC addresses announced to Internet: 157317512
Equivalent to 9 /8s, 96 /16s and 121 /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: 82226
Total ARIN prefixes after maximum aggregation: 44645
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 81153
Unique aggregates announced from the ARIN address blocks: 50455
ARIN Region origin ASes present in the Internet Routing Table: 7176
ARIN Prefixes per ASN: 11.31
ARIN Region origin ASes announcing only one prefix: 3061
ARIN Region transit ASes present in the Internet Routing Table: 638
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1461
Number of ARIN addresses announced to Internet: 605342561
Equivalent to 36 /8s, 20 /16s and 203 /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, 393216-401308
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: 35197
Total RIPE prefixes after maximum aggregation: 16633
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 35589
Unique aggregates announced from the RIPE address blocks: 23670
RIPE Region origin ASes present in the Internet Routing Table: 3274
RIPE Prefixes per ASN: 10.87
RIPE Region origin ASes announcing only one prefix: 1409
RIPE Region transit ASes present in the Internet Routing Table: 512
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1206
Number of RIPE addresses announced to Internet: 155044304
Equivalent to 9 /8s, 61 /16s and 201 /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: 31754
Total LACNIC prefixes after maximum aggregation: 10110
LACNIC Deaggregation factor: 3.14
Prefixes being announced from the LACNIC address blocks: 31520
Unique aggregates announced from the LACNIC address blocks: 15295
LACNIC Region origin ASes present in the Internet Routing Table: 3063
LACNIC Prefixes per ASN: 10.29
LACNIC Region origin ASes announcing only one prefix: 1097
LACNIC Region transit ASes present in the Internet Routing Table: 618
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2357
Number of LACNIC addresses announced to Internet: 73111296
Equivalent to 4 /8s, 91 /16s and 151 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 4647
Total AfriNIC prefixes after maximum aggregation: 1805
AfriNIC Deaggregation factor: 2.57
Prefixes being announced from the AfriNIC address blocks: 5979
Unique aggregates announced from the AfriNIC address blocks: 2916
AfriNIC Region origin ASes present in the Internet Routing Table: 177
AfriNIC Prefixes per ASN: 33.78
AfriNIC Region origin ASes announcing only one prefix: 63
AfriNIC Region transit ASes present in the Internet Routing Table: 57
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 84
Number of AfriNIC addresses announced to Internet: 30660608
Equivalent to 1 /8s, 211 /16s and 216 /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 9640 8739 51 CHINAMOBILE-CN China Mobile Communicati
56047 1474 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1473 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1442 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 778 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
56040 433 488 105 CMNET-GUANGDONG-AP China Mobile communi
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 9707 11331 3345 AMAZON-02, US
749 3192 54919 2444 DNIC-AS-00749, US
367 2929 3633 1414 DNIC-ASBLK-00306-00371, US
11776 1859 256 219 ATLANTICBB-JOHNSTOWN, US
209 1705 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
4155 1491 96 1121 USDA-1, US
5972 1438 394 639 DNIC-ASBLK-05800-06055, US
7979 997 66 198 SERVERS-COM, US
855 950 255 82 CANET-ASN-4, CA
16625 866 406 798 AKAMAI-AS, 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
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 1295 110 1056 AKAMAI-ASN1, NL
3215 894 4811 293 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 723 60 22 Jordan Data Communications, JO
8452 591 1841 11 TE-AS TE-AS, EG
51167 439 81 186 CONTABO, DE
35819 428 435 76 MOBILY-AS Etihad Etisalat Company Mobil
20978 420 196 13 TT_MOBIL Istanbul, TR
29580 415 46 175 A1BG_RSG A1 EAD, BG
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 4840 1398 797 UNINET, MX
3816 1312 787 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1089 369 22 Telefonica del Peru S.A.A., PE
11830 1041 324 5 Instituto Costarricense de Electricidad
18881 994 1120 28 TELEFONICA BRASIL S.A, BR
11664 591 108 224 Techtel LMDS Comunicaciones Interactiva
26599 570 2949 46 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 485 66 208 Mega Cable, S.A. de C.V., MX
28343 321 63 100 UNIFIQUE TELECOMUNICACOES SA, BR
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 676 239 189 LINKdotNET-AS, EG
36992 538 691 304 ETISALAT-MISR, EG
2018 381 319 71 TENET-1, ZA
29571 341 47 131 ORANGE-COTE-IVOIRE, CI
36935 267 67 80 Vodafone-, EG
36914 202 82 3 KENET-AS, KE
24835 199 162 115 RAYA-AS, EG
37054 162 12 104 Telecom-Malagasy, MG
327687 160 28 3 RENU, UG
37492 156 471 44 ORANGE-, TN
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 9707 11331 3345 AMAZON-02, US
9808 9640 8739 51 CHINAMOBILE-CN China Mobile Communicati
8151 4840 1398 797 UNINET, MX
39891 4758 286 60 ALJAWWALSTC-AS, SA
749 3192 54919 2444 DNIC-AS-00749, US
367 2929 3633 1414 DNIC-ASBLK-00306-00371, US
11776 1859 256 219 ATLANTICBB-JOHNSTOWN, US
209 1705 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
4155 1491 96 1121 USDA-1, US
56047 1474 188 34 CMNET-HUNAN-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 9640 9589 CHINAMOBILE-CN China Mobile Communications Grou
39891 4758 4698 ALJAWWALSTC-AS, SA
8151 4840 4043 UNINET, MX
11776 1859 1640 ATLANTICBB-JOHNSTOWN, US
367 2929 1515 DNIC-ASBLK-00306-00371, US
56047 1474 1440 CMNET-HUNAN-AP China Mobile communications corp
209 1705 1385 CENTURYLINK-US-LEGACY-QWEST, US
56041 1442 1369 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1473 1363 CMNET-JIANGSU-AP China Mobile communications co
3816 1312 1119 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
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
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.92.0/22 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.244.0/23 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 1835 FSKNET-DK Forskningsnettet - Danish network for
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.173.152.0/24 Origin: 397423 TIER-NET, US
23.173.152.0/24 Transit: 3356 LEVEL3, US
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24 Origin: 37544 RESERVED, ZZ
41.74.44.0/24 Transit: 15964 CAMNET-AS, CM
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 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
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 /9:4 /10:14 /11:25 /12:71
/13:112 /14:334 /15:670 /16:5277 /17:2501 /18:2575
/19:5324 /20:8487 /21:10666 /22:19575 /23:20024 /24:106792
/25:81 /26:51 /27:72 /28:19 /29:21 /30:14
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3440 4758 ALJAWWALSTC-AS, SA
8151 2577 4840 UNINET, MX
16509 2033 9707 AMAZON-02, US
209 962 1705 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1859 ATLANTICBB-JOHNSTOWN, US
11830 882 1041 Instituto Costarricense de Electricidad y Telec
19901 689 827 BRSPD-PUBLIC, US
6147 687 1089 Telefonica del Peru S.A.A., PE
8376 563 723 Jordan Data Communications, JO
7979 446 997 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:472 3:278 5:1081 6:148 7:5
8:622 11:171 12:256 13:319 14:99 15:281
16:174 17:6 18:701 20:33 21:4 22:188
23:1821 24:404 25:2 27:17 29:19 31:166
32:1 34:5 35:53 36:1119 37:562 38:820
39:523 40:8 41:577 42:20 43:178 44:29
45:2277 46:569 47:100 49:11 50:250 51:465
52:1353 54:274 55:896 57:16 58:6 59:34
60:19 61:64 62:337 63:461 64:1433 65:795
66:1216 67:670 68:164 69:702 70:147 71:191
72:371 74:723 75:389 76:206 77:266 78:532
79:160 80:193 81:188 82:168 83:99 84:184
85:323 86:146 87:147 88:121 89:470 90:98
91:500 92:429 93:773 94:489 95:1091 96:165
97:31 98:125 99:143 100:22 101:25 102:206
103:1036 104:683 105:29 106:2 107:220 108:296
109:233 110:29 111:1752 112:450 113:40 114:32
115:11 116:31 117:946 118:52 119:95 120:1090
121:31 122:81 123:20 124:57 125:13 128:385
129:279 130:508 131:776 132:505 133:264 134:331
135:67 136:359 137:459 138:751 139:404 140:571
141:326 142:689 143:580 144:321 145:61 146:454
147:319 148:613 149:513 150:347 151:540 152:368
153:118 154:453 155:661 156:364 157:224 158:316
159:534 160:554 161:423 162:701 163:294 164:614
165:365 166:100 167:377 168:972 169:148 170:1218
171:63 172:888 173:614 174:108 175:46 176:405
177:719 178:333 179:490 180:43 181:998 182:12
183:854 184:197 185:2190 186:1011 187:737 188:486
189:1067 190:3005 191:173 192:3686 193:1210 194:781
195:561 196:454 197:347 198:1932 199:3300 200:2726
201:2447 202:926 203:604 204:1749 205:1671 206:1116
207:1046 208:980 209:1406 210:289 211:422 212:694
213:550 214:1058 215:37 216:1681 217:311 218:516
219:19 220:30 221:300 222:18 223:628
End of report
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