[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Apr 12 20:16:32 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Fri 12 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: 183599
Prefixes after maximum aggregation (per Origin AS): 80478
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 100804
Number of IPv4 prefixes with a valid ROA: 69742
Number of IPv4 prefixes with an invalid ROA: 17
Number of IPv4 prefixes with no ROA: 113840
Total ASes present in the Internet Routing Table: 15818
Prefixes per ASN: 11.61
Origin-only ASes present in the Internet Routing Table: 13692
Origin ASes announcing only one prefix: 6228
Transit ASes present in the Internet Routing Table: 2126
Transit-only ASes present in the Internet Routing Table: 572
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: 26
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 223
Number of instances of unregistered ASNs: 223
Number of 32-bit ASNs allocated by the RIRs: 44104
Number of 32-bit ASNs visible in the Routing Table: 5729
Prefixes from 32-bit ASNs in the Routing Table: 19084
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: 87
Number of addresses announced to Internet: 1062374837
Equivalent to 63 /8s, 82 /16s and 141 /24s
Percentage of available address space announced: 28.7
Percentage of allocated address space announced: 28.7
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: 52834
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 29867
Total APNIC prefixes after maximum aggregation: 6884
APNIC Deaggregation factor: 4.34
Prefixes being announced from the APNIC address blocks: 29561
Unique aggregates announced from the APNIC address blocks: 7977
APNIC Region origin ASes present in the Internet Routing Table: 1100
APNIC Prefixes per ASN: 26.87
APNIC Region origin ASes announcing only one prefix: 440
APNIC Region transit ASes present in the Internet Routing Table: 180
Average APNIC Region AS path length visible: 6.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 469
Number of APNIC addresses announced to Internet: 198914692
Equivalent to 11 /8s, 219 /16s and 50 /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: 83380
Total ARIN prefixes after maximum aggregation: 45380
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 82091
Unique aggregates announced from the ARIN address blocks: 51192
ARIN Region origin ASes present in the Internet Routing Table: 7337
ARIN Prefixes per ASN: 11.19
ARIN Region origin ASes announcing only one prefix: 3163
ARIN Region transit ASes present in the Internet Routing Table: 630
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: 1510
Number of ARIN addresses announced to Internet: 605263201
Equivalent to 36 /8s, 19 /16s and 149 /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: 34636
Total RIPE prefixes after maximum aggregation: 16352
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 35288
Unique aggregates announced from the RIPE address blocks: 23215
RIPE Region origin ASes present in the Internet Routing Table: 3390
RIPE Prefixes per ASN: 10.41
RIPE Region origin ASes announcing only one prefix: 1463
RIPE Region transit ASes present in the Internet Routing Table: 518
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1255
Number of RIPE addresses announced to Internet: 156289232
Equivalent to 9 /8s, 80 /16s and 200 /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: 31269
Total LACNIC prefixes after maximum aggregation: 10011
LACNIC Deaggregation factor: 3.12
Prefixes being announced from the LACNIC address blocks: 30953
Unique aggregates announced from the LACNIC address blocks: 15573
LACNIC Region origin ASes present in the Internet Routing Table: 3105
LACNIC Prefixes per ASN: 9.97
LACNIC Region origin ASes announcing only one prefix: 1075
LACNIC Region transit ASes present in the Internet Routing Table: 627
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: 2384
Number of LACNIC addresses announced to Internet: 72231424
Equivalent to 4 /8s, 78 /16s and 42 /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: 4224
Total AfriNIC prefixes after maximum aggregation: 1664
AfriNIC Deaggregation factor: 2.54
Prefixes being announced from the AfriNIC address blocks: 5619
Unique aggregates announced from the AfriNIC address blocks: 2761
AfriNIC Region origin ASes present in the Internet Routing Table: 215
AfriNIC Prefixes per ASN: 26.13
AfriNIC Region origin ASes announcing only one prefix: 87
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: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 111
Number of AfriNIC addresses announced to Internet: 29624320
Equivalent to 1 /8s, 196 /16s and 8 /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 9659 8742 62 CHINAMOBILE-CN China Mobile Communicati
56047 1503 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1481 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
17676 732 10656 150 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 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 9851 11371 3448 AMAZON-02, US
749 3202 54912 2454 DNIC-AS-00749, US
367 2811 3547 1338 DNIC-ASBLK-00306-00371, US
11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US
209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1598 103 1164 USDA-1, US
5972 1394 390 634 DNIC-ASBLK-05800-06055, US
7979 1001 66 199 SERVERS-COM, US
855 959 255 82 CANET-ASN-4, CA
19901 852 554 633 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
39891 4758 286 60 ALJAWWALSTC-AS, SA
20940 1310 111 1067 AKAMAI-ASN1, NL
3215 900 4830 293 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 718 60 21 Jordan Data Communications, JO
8452 544 1841 11 TE-AS TE-AS, EG
51167 440 82 187 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 386 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 5027 1301 876 UNINET, MX
3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1081 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 5 Instituto Costarricense de Electricidad
18881 920 1128 28 TELEFONICA BRASIL S.A, BR
11664 591 105 226 Techtel LMDS Comunicaciones Interactiva
26599 572 2945 46 TELEFONICA BRASIL S.A, BR
10620 500 64 421 Telmex Colombia S.A., CO
13999 483 66 207 Mega Cable, S.A. de C.V., MX
27843 229 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 668 241 201 LINKdotNET-AS, EG
36992 411 656 267 ETISALAT-MISR, EG
2018 364 319 69 TENET-1, ZA
36935 266 66 79 Vodafone-, EG
36914 201 82 3 KENET-AS, KE
24835 199 162 115 RAYA-AS, EG
37282 157 20 53 MAINONE, NG
37492 156 471 44 ORANGE-, TN
37693 145 595 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 9851 11371 3448 AMAZON-02, US
9808 9659 8742 62 CHINAMOBILE-CN China Mobile Communicati
8151 5027 1301 876 UNINET, MX
39891 4758 286 60 ALJAWWALSTC-AS, SA
749 3202 54912 2454 DNIC-AS-00749, US
367 2811 3547 1338 DNIC-ASBLK-00306-00371, US
11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US
209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1598 103 1164 USDA-1, US
56047 1503 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 9659 9597 CHINAMOBILE-CN China Mobile Communications Grou
39891 4758 4698 ALJAWWALSTC-AS, SA
8151 5027 4151 UNINET, MX
11776 1857 1637 ATLANTICBB-JOHNSTOWN, US
367 2811 1473 DNIC-ASBLK-00306-00371, US
56047 1503 1456 CMNET-HUNAN-AP China Mobile communications corp
209 1694 1380 CENTURYLINK-US-LEGACY-QWEST, US
56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1481 1371 CMNET-JIANGSU-AP China Mobile communications co
3816 1312 1113 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
41.74.44.0/24 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
41.204.248.0/24 Origin: 36911 RESERVED, ZZ
41.204.248.0/24 Transit: 328766 RESERVED, ZZ
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 /10:17 /11:28 /12:79
/13:115 /14:338 /15:672 /16:5884 /17:2452 /18:2580
/19:5089 /20:8398 /21:10557 /22:19429 /23:20128 /24:107559
/25:76 /26:50 /27:71 /28:19 /29:21 /30:17
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3440 4758 ALJAWWALSTC-AS, SA
8151 2859 5027 UNINET, MX
16509 2090 9851 AMAZON-02, US
209 957 1694 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1857 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 711 852 BRSPD-PUBLIC, US
6147 679 1081 Telefonica del Peru S.A.A., PE
8376 563 718 Jordan Data Communications, JO
7979 451 1001 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:11 2:385 3:289 5:1059 6:147 7:5
8:622 11:171 12:657 13:322 14:101 15:281
16:174 17:6 18:705 20:34 21:4 22:188
23:1759 24:400 25:2 27:26 29:19 31:179
32:1 34:5 35:54 36:1157 37:459 38:833
39:522 40:9 41:486 42:23 43:181 44:27
45:2376 46:595 47:99 49:10 50:251 51:470
52:1350 54:274 55:997 57:16 58:4 59:32
60:19 61:66 62:350 63:475 64:1442 65:792
66:1230 67:672 68:151 69:747 70:147 71:189
72:360 74:729 75:392 76:205 77:305 78:490
79:161 80:200 81:187 82:171 83:96 84:180
85:330 86:146 87:155 88:120 89:492 90:98
91:544 92:399 93:774 94:499 95:1081 96:167
97:31 98:124 99:146 100:22 101:22 102:221
103:1038 104:701 105:31 106:3 107:204 108:300
109:258 110:26 111:1799 112:449 113:41 114:32
115:11 116:31 117:948 118:101 119:96 120:1092
121:32 122:108 123:49 124:57 125:11 128:363
129:275 130:477 131:780 132:496 133:267 134:339
135:67 136:360 137:402 138:772 139:383 140:587
141:323 142:683 143:597 144:325 145:65 146:477
147:323 148:623 149:519 150:291 151:561 152:356
153:117 154:578 155:668 156:445 157:260 158:312
159:526 160:339 161:417 162:672 163:289 164:636
165:376 166:99 167:381 168:991 169:157 170:1236
171:65 172:893 173:619 174:103 175:39 176:397
177:721 178:287 179:488 180:46 181:980 182:58
183:851 184:198 185:2256 186:1040 187:729 188:475
189:1073 190:2894 191:192 192:3657 193:1222 194:809
195:553 196:364 197:391 198:1911 199:3394 200:2676
201:2458 202:1058 203:596 204:1739 205:1669 206:1139
207:1055 208:953 209:1441 210:324 211:431 212:677
213:542 214:1037 215:43 216:1676 217:281 218:519
219:21 220:30 221:302 222:22 223:633
End of report
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