[REN-BGP-stats-all] Global R&E Routing Table Report - KREONet2 R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Wed Jul 14 20:15:42 UTC 2021
Global R&E Routing Table Report 20:15 GMT Wed 14 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 20401
Prefixes after maximum aggregation (per Origin AS): 11149
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 12555
Total ASes present in the Internet Routing Table: 2796
Prefixes per ASN: 7.30
Origin-only ASes present in the Internet Routing Table: 2391
Origin ASes announcing only one prefix: 1102
Transit ASes present in the Internet Routing Table: 405
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 16
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 23
Number of instances of unregistered ASNs: 23
Number of 32-bit ASNs allocated by the RIRs: 36614
Number of 32-bit ASNs visible in the Routing Table: 600
Prefixes from 32-bit ASNs in the Routing Table: 1737
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 7
Number of addresses announced to Internet: 269136695
Equivalent to 16 /8s, 10 /16s and 179 /24s
Percentage of available address space announced: 7.3
Percentage of allocated address space announced: 7.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 2566
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4976
Total APNIC prefixes after maximum aggregation: 2432
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4934
Unique aggregates announced from the APNIC address blocks: 2756
APNIC Region origin ASes present in the Internet Routing Table: 575
APNIC Prefixes per ASN: 8.58
APNIC Region origin ASes announcing only one prefix: 244
APNIC Region transit ASes present in the Internet Routing Table: 65
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 47149932
Equivalent to 2 /8s, 207 /16s and 115 /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, 131072-147769
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: 9490
Total ARIN prefixes after maximum aggregation: 5157
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 9511
Unique aggregates announced from the ARIN address blocks: 5858
ARIN Region origin ASes present in the Internet Routing Table: 1236
ARIN Prefixes per ASN: 7.69
ARIN Region origin ASes announcing only one prefix: 442
ARIN Region transit ASes present in the Internet Routing Table: 166
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 156
Number of ARIN addresses announced to Internet: 154685697
Equivalent to 9 /8s, 56 /16s and 81 /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: 3443
Total RIPE prefixes after maximum aggregation: 2763
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3477
Unique aggregates announced from the RIPE address blocks: 2808
RIPE Region origin ASes present in the Internet Routing Table: 677
RIPE Prefixes per ASN: 5.14
RIPE Region origin ASes announcing only one prefix: 321
RIPE Region transit ASes present in the Internet Routing Table: 109
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 130
Number of RIPE addresses announced to Internet: 59676298
Equivalent to 3 /8s, 142 /16s and 150 /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
196608-213403
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: 1579
Total LACNIC prefixes after maximum aggregation: 593
LACNIC Deaggregation factor: 2.66
Prefixes being announced from the LACNIC address blocks: 1578
Unique aggregates announced from the LACNIC address blocks: 821
LACNIC Region origin ASes present in the Internet Routing Table: 178
LACNIC Prefixes per ASN: 8.87
LACNIC Region origin ASes announcing only one prefix: 72
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 75
Number of LACNIC addresses announced to Internet: 4737344
Equivalent to 0 /8s, 72 /16s and 73 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 890
Total AfriNIC prefixes after maximum aggregation: 187
AfriNIC Deaggregation factor: 4.76
Prefixes being announced from the AfriNIC address blocks: 894
Unique aggregates announced from the AfriNIC address blocks: 305
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 18.24
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2820352
Equivalent to 0 /8s, 43 /16s and 9 /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
2907 630 2155 456 SINET-AS Research Organization of Infor
7497 430 214 25 CSTNET-AS-AP Computer Network Informati
58647 198 18 2 KAGAWAU-AS Kagawa University, JP
1237 195 75 137 KREONET-AS-KR KISTI, KR
7575 179 330 125 AARNET-AS-AP Australian Academic and Re
4538 169 4192 72 ERX-CERNET-BKB China Education and Rese
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
45102 100 202 53 CNNIC-ALIBABA-US-NET-AP Alibaba US Tech
4621 81 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
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
15169 743 3282 67 GOOGLE, US
7896 245 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
8075 205 11189 184 MICROSOFT-CORP-MSN-AS-BLOCK, US
5786 179 16 1 UPRENET, PR
6939 169 121 122 HURRICANE, US
2152 160 507 91 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, 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
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1779 185 JANET Jisc Services Limited, GB
8895 173 24 4 ISU Internet Services Unit ISU, SA
559 116 550 107 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 81 661 76 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 67 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 80 51 RCCN Fundacao para a Ciencia e a Tecnol
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
1916 202 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
27884 94 6 2 CABLECOLOR S.A., HN
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
61468 45 3 15 CEDIA, EC
4270 44 16 1 Red de Interconexion Universitaria, AR
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
28614 38 2 2 Fundacao Universidade Regional de Blume
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
2018 329 319 74 TENET-1, ZA
327687 136 28 3 RENU, UG
36914 97 82 3 KENET-AS, KE
2561 75 5 33 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 30 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 11 8 2 UG-AS, GH
37182 11 8 1 TERNET, TZ
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
15169 743 3282 67 GOOGLE, US
2907 630 2155 456 SINET-AS Research Organization of Infor
7497 430 214 25 CSTNET-AS-AP Computer Network Informati
2018 329 319 74 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
7896 245 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
8075 205 11189 184 MICROSOFT-CORP-MSN-AS-BLOCK, US
1916 202 207 41 Associacao Rede Nacional de Ensino e Pe
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 430 405 CSTNET-AS-AP Computer Network Information Cente
2018 329 255 TENET-1, ZA
7896 245 238 NU-AS, US
58647 198 196 KAGAWAU-AS Kagawa University, JP
5786 179 178 UPRENET, PR
2907 630 174 SINET-AS Research Organization of Information a
8895 173 169 ISU Internet Services Unit ISU, SA
1916 202 161 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
327687 136 133 RENU, UG
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
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.23.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.252.0/22 11096 FLORIDANET, US
14822 UNALLOCATED 140.163.0.0/16 10466 MAGPI, US
14822 UNALLOCATED 140.163.0.0/17 10466 MAGPI, US
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
172.16.150.0/24 9489 KARINET-AS Korea Aerospace Research Institute,
172.16.160.0/24 9489 KARINET-AS Korea Aerospace Research Institute,
172.30.0.0/16 9489 KARINET-AS Korea Aerospace Research Institute,
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
172.16.150.0/24 Origin: 9489 KARINET-AS Korea Aerospace Research Inst
Transit: 1237 KREONET-AS-KR KISTI, KR
172.16.160.0/24 Origin: 9489 KARINET-AS Korea Aerospace Research Inst
Transit: 1237 KREONET-AS-KR KISTI, KR
172.30.0.0/16 Origin: 9489 KARINET-AS Korea Aerospace Research Inst
Transit: 1237 KREONET-AS-KR KISTI, KR
192.31.196.0/24 Origin: 112 UNASSIGNED
Transit: 7500 M-ROOT-DNS WIDE Project, JP
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Transit: 17579 KREONET2-AS-KR KISTI, KR
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 /8:0 /9:1 /10:4 /11:6 /12:24
/13:37 /14:84 /15:149 /16:2172 /17:422 /18:459
/19:723 /20:933 /21:959 /22:1478 /23:1584 /24:11043
/25:87 /26:65 /27:53 /28:37 /29:32 /30:18
/31:0 /32:31
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
15169 275 743 GOOGLE, US
8895 168 173 ISU Internet Services Unit ISU, SA
27884 91 94 CABLECOLOR S.A., HN
36914 84 97 KENET-AS, KE
6939 69 169 HURRICANE, US
23024 53 114 OCDE, US
58647 34 198 KAGAWAU-AS Kagawa University, JP
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 38 MoRENet, MZ
25977 31 45 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:17 6:4 8:4 12:1 13:1
14:84 18:41 23:13 24:6 31:6 35:1
37:6 38:9 40:1 41:140 42:31 44:5
45:65 46:7 47:11 49:10 50:4 52:2
58:4 59:20 60:4 61:4 62:7 63:38
64:84 65:8 66:61 67:45 68:8 69:17
70:9 71:1 72:24 74:82 76:33 77:6
78:3 79:10 80:14 81:32 82:4 83:7
84:9 85:33 86:9 87:1 88:1 89:10
91:47 92:1 93:12 94:4 95:5 96:5
97:1 98:2 101:3 102:9 103:300 104:74
106:1 107:16 108:43 109:8 110:5 111:21
112:4 113:1 114:23 115:1 116:4 117:61
118:35 119:19 121:30 122:8 123:8 124:41
125:13 128:81 129:173 130:91 131:102 132:60
133:137 134:97 136:171 137:148 138:10 139:5
140:52 141:2 142:153 143:39 144:53 146:125
147:68 148:160 149:13 150:41 151:6 152:77
153:11 154:24 155:50 156:65 157:25 158:44
159:115 160:26 161:19 162:19 163:65 164:40
165:16 166:1 167:17 168:131 169:9 170:67
171:1 172:93 173:86 175:32 176:8 177:8
178:1 179:13 180:21 181:11 182:6 184:6
185:45 186:3 187:18 188:12 189:6 190:139
191:32 192:1454 193:254 194:145 195:93 196:169
197:4 198:536 199:285 200:256 201:39 202:635
203:439 204:367 205:181 206:194 207:177 208:72
209:131 210:188 211:14 212:168 213:4 214:7
216:127 217:16 218:26 219:14 220:24 222:4
223:4
End of report
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