[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 29 20:16:32 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Mon 29 Apr, 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: 186297
Prefixes after maximum aggregation (per Origin AS): 81735
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 101313
Number of IPv4 prefixes with a valid ROA: 72095
Number of IPv4 prefixes with an invalid ROA: 20
Number of IPv4 prefixes with no ROA: 114182
Total ASes present in the Internet Routing Table: 15727
Prefixes per ASN: 11.85
Origin-only ASes present in the Internet Routing Table: 13582
Origin ASes announcing only one prefix: 6226
Transit ASes present in the Internet Routing Table: 2145
Transit-only ASes present in the Internet Routing Table: 583
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 26
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 229
Number of instances of unregistered ASNs: 229
Number of 32-bit ASNs allocated by the RIRs: 44317
Number of 32-bit ASNs visible in the Routing Table: 5657
Prefixes from 32-bit ASNs in the Routing Table: 18958
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: 95
Number of addresses announced to Internet: 1112478625
Equivalent to 66 /8s, 79 /16s and 19 /24s
Percentage of available address space announced: 30.0
Percentage of allocated address space announced: 30.0
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: 53778
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 29813
Total APNIC prefixes after maximum aggregation: 6972
APNIC Deaggregation factor: 4.28
Prefixes being announced from the APNIC address blocks: 29484
Unique aggregates announced from the APNIC address blocks: 7939
APNIC Region origin ASes present in the Internet Routing Table: 1142
APNIC Prefixes per ASN: 25.82
APNIC Region origin ASes announcing only one prefix: 459
APNIC Region transit ASes present in the Internet Routing Table: 204
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 499
Number of APNIC addresses announced to Internet: 198963056
Equivalent to 11 /8s, 219 /16s and 239 /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: 85049
Total ARIN prefixes after maximum aggregation: 46440
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 83685
Unique aggregates announced from the ARIN address blocks: 51293
ARIN Region origin ASes present in the Internet Routing Table: 7314
ARIN Prefixes per ASN: 11.44
ARIN Region origin ASes announcing only one prefix: 3165
ARIN Region transit ASes present in the Internet Routing Table: 629
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: 1503
Number of ARIN addresses announced to Internet: 650260321
Equivalent to 38 /8s, 194 /16s and 47 /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: 35159
Total RIPE prefixes after maximum aggregation: 16493
RIPE Deaggregation factor: 2.13
Prefixes being announced from the RIPE address blocks: 35906
Unique aggregates announced from the RIPE address blocks: 23696
RIPE Region origin ASes present in the Internet Routing Table: 3377
RIPE Prefixes per ASN: 10.63
RIPE Region origin ASes announcing only one prefix: 1448
RIPE Region transit ASes present in the Internet Routing Table: 528
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1252
Number of RIPE addresses announced to Internet: 159908560
Equivalent to 9 /8s, 136 /16s and 2 /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: 31848
Total LACNIC prefixes after maximum aggregation: 9939
LACNIC Deaggregation factor: 3.20
Prefixes being announced from the LACNIC address blocks: 31532
Unique aggregates announced from the LACNIC address blocks: 15535
LACNIC Region origin ASes present in the Internet Routing Table: 3010
LACNIC Prefixes per ASN: 10.48
LACNIC Region origin ASes announcing only one prefix: 1073
LACNIC Region transit ASes present in the Internet Routing Table: 609
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: 2304
Number of LACNIC addresses announced to Internet: 74511616
Equivalent to 4 /8s, 112 /16s and 245 /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: 4199
Total AfriNIC prefixes after maximum aggregation: 1708
AfriNIC Deaggregation factor: 2.46
Prefixes being announced from the AfriNIC address blocks: 5595
Unique aggregates announced from the AfriNIC address blocks: 2762
AfriNIC Region origin ASes present in the Internet Routing Table: 207
AfriNIC Prefixes per ASN: 27.03
AfriNIC Region origin ASes announcing only one prefix: 81
AfriNIC Region transit ASes present in the Internet Routing Table: 65
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 99
Number of AfriNIC addresses announced to Internet: 28786176
Equivalent to 1 /8s, 183 /16s and 62 /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 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati
56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1491 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
17676 725 10640 155 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
56040 449 489 108 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 9774 11348 3543 AMAZON-02, US
749 3200 54911 2452 DNIC-AS-00749, US
367 2821 3532 1354 DNIC-ASBLK-00306-00371, US
11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US
4155 1718 110 1214 USDA-1, US
209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US
5972 1397 393 634 DNIC-ASBLK-05800-06055, US
7979 1002 66 196 SERVERS-COM, US
855 960 255 82 CANET-ASN-4, CA
14618 900 4165 681 AMAZON-AES, 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 4741 285 59 ALJAWWALSTC-AS, SA
20940 1286 108 1051 AKAMAI-ASN1, NL
3215 900 4830 293 France Telecom - Orange, FR
25019 810 1032 146 SAUDINETSTC-AS, SA
8376 709 59 22 Jordan Data Communications, JO
8452 613 1841 11 TE-AS TE-AS, EG
51167 502 96 209 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 396 34 5 ASN-ISKON, HR
57878 380 31 187 PRAGER-IT, AT
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 5902 1710 930 UNINET, MX
3816 1314 788 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1104 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 5 Instituto Costarricense de Electricidad
18881 922 1128 28 TELEFONICA BRASIL S.A, BR
11664 596 104 227 Techtel LMDS Comunicaciones Interactiva
26599 570 2961 47 TELEFONICA BRASIL S.A, BR
10620 499 64 420 Telmex Colombia S.A., CO
13999 475 65 209 Mega Cable, S.A. de C.V., MX
22724 229 15 98 PUNTONET S.A., EC
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 610 208 251 LINKdotNET-AS, EG
2018 380 319 71 TENET-1, ZA
36992 328 479 241 ETISALAT-MISR, EG
36935 258 64 79 Vodafone-, EG
36914 201 82 3 KENET-AS, KE
37282 157 20 54 MAINONE, NG
37492 156 471 44 ORANGE-, TN
24835 148 150 87 RAYA-AS, EG
37693 146 595 51 TUNISIANA, TN
15706 110 12 26 Sudatel, SD
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 9774 11348 3543 AMAZON-02, US
9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati
8151 5902 1710 930 UNINET, MX
39891 4741 285 59 ALJAWWALSTC-AS, SA
749 3200 54911 2452 DNIC-AS-00749, US
367 2821 3532 1354 DNIC-ASBLK-00306-00371, US
11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US
4155 1718 110 1214 USDA-1, US
209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US
56047 1506 192 47 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 9648 9587 CHINAMOBILE-CN China Mobile Communications Grou
8151 5902 4972 UNINET, MX
39891 4741 4682 ALJAWWALSTC-AS, SA
11776 1858 1638 ATLANTICBB-JOHNSTOWN, US
367 2821 1467 DNIC-ASBLK-00306-00371, US
56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp
209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US
56046 1491 1381 CMNET-JIANGSU-AP China Mobile communications co
56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c
3816 1314 1122 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
46639 UNALLOCATED 8.38.73.0/24 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
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
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
41.57.124.0/23 Origin: 37442 RESERVED, ZZ
41.57.124.0/23 Transit: 37204 TELONE, ZW
41.57.124.0/24 Origin: 37442 RESERVED, ZZ
41.57.124.0/24 Transit: 37204 TELONE, ZW
41.57.125.0/24 Origin: 37442 RESERVED, ZZ
41.57.125.0/24 Transit: 37204 TELONE, ZW
41.57.126.0/24 Origin: 37442 RESERVED, ZZ
41.57.126.0/24 Transit: 37204 TELONE, ZW
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 /10:17 /11:30 /12:92
/13:125 /14:364 /15:705 /16:5924 /17:2493 /18:2605
/19:5363 /20:8551 /21:10889 /22:19552 /23:20428 /24:108888
/25:76 /26:49 /27:71 /28:19 /29:20 /30:15
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3424 4741 ALJAWWALSTC-AS, SA
8151 3158 5902 UNINET, MX
16509 2092 9774 AMAZON-02, US
209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1858 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 726 867 BRSPD-PUBLIC, US
6147 699 1104 Telefonica del Peru S.A.A., PE
8376 558 709 Jordan Data Communications, JO
7979 451 1002 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:10 2:360 3:327 5:1063 6:149 7:5
8:614 11:171 12:657 13:305 14:102 15:282
16:174 17:6 18:734 20:34 21:4 22:188
23:1787 24:396 25:2 27:27 29:19 31:178
32:1 34:11 35:54 36:1178 37:439 38:839
39:525 40:11 41:529 42:14 43:174 44:28
45:2358 46:610 47:94 49:11 50:260 51:476
52:1356 54:271 55:997 57:16 58:7 59:38
60:19 61:64 62:341 63:481 64:1509 65:794
66:1239 67:679 68:166 69:741 70:150 71:188
72:373 74:736 75:393 76:202 77:309 78:485
79:171 80:211 81:176 82:183 83:100 84:177
85:343 86:154 87:147 88:118 89:517 90:98
91:546 92:391 93:792 94:508 95:1077 96:161
97:31 98:130 99:151 100:22 101:21 102:213
103:1063 104:728 105:133 106:3 107:208 108:298
109:262 110:34 111:1791 112:445 113:44 114:32
115:15 116:28 117:959 118:70 119:100 120:1075
121:16 122:87 123:20 124:57 125:12 128:361
129:287 130:503 131:770 132:493 133:195 134:337
135:68 136:364 137:409 138:757 139:389 140:598
141:324 142:697 143:610 144:329 145:65 146:470
147:321 148:595 149:503 150:293 151:571 152:536
153:118 154:539 155:675 156:437 157:277 158:316
159:589 160:371 161:409 162:676 163:294 164:641
165:378 166:99 167:402 168:926 169:157 170:1283
171:64 172:893 173:621 174:108 175:41 176:410
177:750 178:319 179:504 180:49 181:988 182:24
183:827 184:198 185:2331 186:1013 187:793 188:490
189:1160 190:2853 191:196 192:3836 193:1261 194:826
195:556 196:398 197:374 198:1950 199:3516 200:2564
201:2487 202:1058 203:627 204:1753 205:1682 206:1144
207:1092 208:973 209:1434 210:345 211:431 212:691
213:553 214:1021 215:43 216:1707 217:283 218:526
219:24 220:30 221:302 222:22 223:637
End of report
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