[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jun 30 18:50:38 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Sun 30 Jun, 2024
IPv4 BGP Table (R&E) as seen at KENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 9639
Prefixes after maximum aggregation (per Origin AS): 4802
Deaggregation factor: 2.01
Unique aggregates announced (without unneeded subnets): 5589
Number of IPv4 prefixes with a valid ROA: 2556
Number of IPv4 prefixes with an invalid ROA: 3
Number of IPv4 prefixes with no ROA: 7080
Total ASes present in the Internet Routing Table: 1486
Prefixes per ASN: 6.49
Origin-only ASes present in the Internet Routing Table: 1260
Origin ASes announcing only one prefix: 514
Transit ASes present in the Internet Routing Table: 226
Transit-only ASes present in the Internet Routing Table: 65
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 44927
Number of 32-bit ASNs visible in the Routing Table: 306
Prefixes from 32-bit ASNs in the Routing Table: 893
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 3
Number of addresses announced to Internet: 91194624
Equivalent to 5 /8s, 111 /16s and 133 /24s
Percentage of available address space announced: 2.5
Percentage of allocated address space announced: 2.5
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: 1467
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 1409
Total APNIC prefixes after maximum aggregation: 872
APNIC Deaggregation factor: 1.62
Prefixes being announced from the APNIC address blocks: 1406
Unique aggregates announced from the APNIC address blocks: 1097
APNIC Region origin ASes present in the Internet Routing Table: 240
APNIC Prefixes per ASN: 5.86
APNIC Region origin ASes announcing only one prefix: 97
APNIC Region transit ASes present in the Internet Routing Table: 38
Average APNIC Region AS path length visible: 6.1
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 73
Number of APNIC addresses announced to Internet: 12752640
Equivalent to 0 /8s, 194 /16s and 151 /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: 5742
Total ARIN prefixes after maximum aggregation: 3084
ARIN Deaggregation factor: 1.86
Prefixes being announced from the ARIN address blocks: 5748
Unique aggregates announced from the ARIN address blocks: 3373
ARIN Region origin ASes present in the Internet Routing Table: 938
ARIN Prefixes per ASN: 6.13
ARIN Region origin ASes announcing only one prefix: 333
ARIN Region transit ASes present in the Internet Routing Table: 128
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 158
Number of ARIN addresses announced to Internet: 72256256
Equivalent to 4 /8s, 78 /16s and 139 /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: 453
Total RIPE prefixes after maximum aggregation: 252
RIPE Deaggregation factor: 1.80
Prefixes being announced from the RIPE address blocks: 448
Unique aggregates announced from the RIPE address blocks: 278
RIPE Region origin ASes present in the Internet Routing Table: 93
RIPE Prefixes per ASN: 4.82
RIPE Region origin ASes announcing only one prefix: 35
RIPE Region transit ASes present in the Internet Routing Table: 17
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 15
Number of RIPE addresses announced to Internet: 597248
Equivalent to 0 /8s, 9 /16s and 29 /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: 1102
Total LACNIC prefixes after maximum aggregation: 462
LACNIC Deaggregation factor: 2.39
Prefixes being announced from the LACNIC address blocks: 1102
Unique aggregates announced from the LACNIC address blocks: 626
LACNIC Region origin ASes present in the Internet Routing Table: 143
LACNIC Prefixes per ASN: 7.71
LACNIC Region origin ASes announcing only one prefix: 47
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 6.4
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 57
Number of LACNIC addresses announced to Internet: 3944960
Equivalent to 0 /8s, 60 /16s and 50 /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: 932
Total AfriNIC prefixes after maximum aggregation: 131
AfriNIC Deaggregation factor: 7.11
Prefixes being announced from the AfriNIC address blocks: 932
Unique aggregates announced from the AfriNIC address blocks: 213
AfriNIC Region origin ASes present in the Internet Routing Table: 6
AfriNIC Prefixes per ASN: 155.33
AfriNIC Region origin ASes announcing only one prefix: 2
AfriNIC Region transit ASes present in the Internet Routing Table: 4
Average AfriNIC Region AS path length visible: 1.8
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 3
Number of AfriNIC addresses announced to Internet: 1635328
Equivalent to 0 /8s, 24 /16s and 244 /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
1237 191 74 142 KREONET-AS-KR KISTI, KR
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
9317 49 16 1 ITISNET-AS INHA UNIVERSITY, KR
2907 39 96 39 SINET-AS Research Organization of Infor
1659 34 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
24361 33 56 17 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeas
9568 32 2 4 KIMM-AS-KR KOREA INSTITUTE OF MACHINERY
24151 28 2 11 CNNIC-CRITICAL-AP China Internet Networ
24363 28 21 15 CNGI-JNN-IX-AS-AP CERNET2 IX at Shandon
18297 27 4 5 KJISTNET-AS-KR K-JIST, KR
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
5786 198 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
2152 147 507 94 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 107 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 85 543 51 MERIT-AS-14, US
1736 79 16 1 MU-AS, US
3477 72 63 40 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 136 24 5 ISU Internet Services Unit ISU, SA
3267 76 26 66 RUNNET, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
47862 12 1 4 ANKABUT, AE
29384 11 3 8 QATAR-FOUNDATION, QA
5480 8 1 8 R61NET Network of educational, scientif
42289 7 2 3 ITMO-AS ITMO, RU
5386 6 3 2 COSMOS-SN-AS SpaceNet, RU
57867 6 0 4 REA-AS, RU
42236 5 0 2 ITM8-AS, DK
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
1916 82 176 43 Rede Nacional de Ensino e Pesquisa, BR
271640 64 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 8 4 Universidad Autonoma Metropolitana, MX
1251 35 32 25 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
11340 30 2 14 Red Universitaria Nacional, CL
61468 29 2 5 CEDIA, EC
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 543 80 55 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
328225 3 0 1 Strathmore-University, KE
327945 2 0 2 ILRI, KE
6149 1 0 1 TENET-2, ZA
329418 1 0 1 International-Centre-Research-Agrofores
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 543 80 55 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 198 16 1 UPRENET, PR
1237 191 74 142 KREONET-AS-KR KISTI, KR
2920 176 34 7 LACOE, US
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
2152 147 507 94 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
8895 136 24 5 ISU Internet Services Unit ISU, SA
81 133 517 33 NCREN, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2018 382 311 TENET-1, ZA
5786 198 197 UPRENET, PR
2920 176 169 LACOE, US
18558 140 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
81 133 100 NCREN, US
28391 153 86 Universidad Juarez Autonoma de Tabasco, MX
23024 107 86 OCDE, US
1736 79 78 MU-AS, US
21976 87 70 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/KENET/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 /8:0 /9:1 /10:1 /11:1 /12:1
/13:5 /14:9 /15:21 /16:849 /17:272 /18:286
/19:346 /20:520 /21:428 /22:659 /23:740 /24:5500
/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
36914 526 543 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 49 107 OCDE, US
32440 36 62 LONI, US
3267 35 76 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 30 44 HCCS, US
26898 24 32 LNOCA-ORG, US
36794 24 26 SCOCA, US
1968 21 29 UMASSNET-AS1968, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
8:2 12:1 14:7 23:3 24:1 35:3
38:9 41:184 42:4 44:2 45:24 47:1
49:4 50:3 59:1 61:1 62:3 63:4
64:18 65:1 66:23 67:41 68:2 69:19
70:2 72:7 74:15 76:39 77:7 80:5
81:1 82:4 83:1 84:1 85:17 86:5
91:9 92:2 97:1 98:2 102:1 103:98
104:75 108:2 109:7 114:14 117:61 118:2
121:10 125:3 128:27 129:29 130:88 131:27
132:56 133:3 134:89 136:197 137:35 138:49
139:4 140:33 141:3 143:12 144:1 146:41
147:28 148:187 149:11 150:33 151:7 152:132
153:3 154:23 155:60 156:127 157:16 158:10
159:20 160:4 161:11 162:12 163:47 164:14
165:48 166:1 167:10 168:113 169:6 170:87
171:1 172:3 173:7 175:25 176:8 177:6
179:11 180:2 182:1 184:1 185:9 186:3
187:17 188:2 189:3 190:17 191:4 192:522
193:10 194:30 195:5 196:136 197:333 198:259
199:110 200:185 201:38 202:133 203:135 204:307
205:48 206:78 207:124 208:63 209:90 210:124
211:3 212:123 213:2 216:40 218:21 219:1
220:3 222:1
End of report
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