[REN-BGP-stats-all] Global R&E Routing Table Report - KREONet2 R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Sep 3 20:15:57 UTC 2021
Global R&E Routing Table Report 20:15 GMT Fri 03 Sep, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 20732
Prefixes after maximum aggregation (per Origin AS): 11117
Deaggregation factor: 1.86
Unique aggregates announced (without unneeded subnets): 12525
Total ASes present in the Internet Routing Table: 2785
Prefixes per ASN: 7.44
Origin-only ASes present in the Internet Routing Table: 2392
Origin ASes announcing only one prefix: 1095
Transit ASes present in the Internet Routing Table: 393
Transit-only ASes present in the Internet Routing Table: 67
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: 11
Number of instances of unregistered ASNs: 11
Number of 32-bit ASNs allocated by the RIRs: 37117
Number of 32-bit ASNs visible in the Routing Table: 609
Prefixes from 32-bit ASNs in the Routing Table: 1791
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: 269131319
Equivalent to 16 /8s, 10 /16s and 158 /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: 2636
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5338
Total APNIC prefixes after maximum aggregation: 2406
APNIC Deaggregation factor: 2.22
Prefixes being announced from the APNIC address blocks: 5298
Unique aggregates announced from the APNIC address blocks: 2720
APNIC Region origin ASes present in the Internet Routing Table: 573
APNIC Prefixes per ASN: 9.25
APNIC Region origin ASes announcing only one prefix: 239
APNIC Region transit ASes present in the Internet Routing Table: 64
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: 216
Number of APNIC addresses announced to Internet: 47025548
Equivalent to 2 /8s, 205 /16s and 141 /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: 9529
Total ARIN prefixes after maximum aggregation: 5158
ARIN Deaggregation factor: 1.85
Prefixes being announced from the ARIN address blocks: 9543
Unique aggregates announced from the ARIN address blocks: 5873
ARIN Region origin ASes present in the Internet Routing Table: 1242
ARIN Prefixes per ASN: 7.68
ARIN Region origin ASes announcing only one prefix: 444
ARIN Region transit ASes present in the Internet Routing Table: 161
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: 164
Number of ARIN addresses announced to Internet: 154849761
Equivalent to 9 /8s, 58 /16s and 209 /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: 3444
Total RIPE prefixes after maximum aggregation: 2765
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3471
Unique aggregates announced from the RIPE address blocks: 2804
RIPE Region origin ASes present in the Internet Routing Table: 675
RIPE Prefixes per ASN: 5.14
RIPE Region origin ASes announcing only one prefix: 323
RIPE Region transit ASes present in the Internet Routing Table: 111
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: 59665290
Equivalent to 3 /8s, 142 /16s and 107 /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: 1499
Total LACNIC prefixes after maximum aggregation: 589
LACNIC Deaggregation factor: 2.54
Prefixes being announced from the LACNIC address blocks: 1498
Unique aggregates announced from the LACNIC address blocks: 816
LACNIC Region origin ASes present in the Internet Routing Table: 174
LACNIC Prefixes per ASN: 8.61
LACNIC Region origin ASes announcing only one prefix: 67
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 72
Number of LACNIC addresses announced to Internet: 4712512
Equivalent to 0 /8s, 71 /16s and 232 /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: 911
Total AfriNIC prefixes after maximum aggregation: 193
AfriNIC Deaggregation factor: 4.72
Prefixes being announced from the AfriNIC address blocks: 915
Unique aggregates announced from the AfriNIC address blocks: 305
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 18.30
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 12
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: 27
Number of AfriNIC addresses announced to Internet: 2811136
Equivalent to 0 /8s, 42 /16s and 229 /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
7497 669 214 26 CSTNET-AS-AP Computer Network Informati
2907 631 2156 457 SINET-AS Research Organization of Infor
58647 198 18 2 KAGAWAU-AS Kagawa University, JP
1237 192 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
4538 171 4192 72 ERX-CERNET-BKB China Education and Rese
9264 136 17 3 ASNET Academia Sinica, TW
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
45102 106 206 55 CNNIC-ALIBABA-US-NET-AP Alibaba US Tech
4621 81 37 10 UNINET-AS-AP UNINET-, TH
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 749 3282 68 GOOGLE, US
7896 241 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
8075 206 11189 185 MICROSOFT-CORP-MSN-AS-BLOCK, US
5786 201 16 1 UPRENET, PR
668 192 682 164 DNIC-AS-00668, US
6939 171 121 122 HURRICANE, US
2152 161 507 89 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 119 329 88 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
680 275 1998 237 DFN Verein zur Foerderung eines Deutsch
786 186 1763 184 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 82 677 77 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 57 81 52 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 201 207 42 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
61468 45 3 15 CEDIA, EC
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
4270 43 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, 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
2018 337 319 74 TENET-1, ZA
327687 135 28 3 RENU, UG
36914 100 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 13 8 1 TERNET, TZ
37074 11 8 2 UG-AS, GH
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 749 3282 68 GOOGLE, US
7497 669 214 26 CSTNET-AS-AP Computer Network Informati
2907 631 2156 457 SINET-AS Research Organization of Infor
2018 337 319 74 TENET-1, ZA
680 275 1998 237 DFN Verein zur Foerderung eines Deutsch
7896 241 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
8075 206 11189 185 MICROSOFT-CORP-MSN-AS-BLOCK, US
1916 201 207 42 Associacao Rede Nacional de Ensino e Pe
5786 201 16 1 UPRENET, PR
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 669 643 CSTNET-AS-AP Computer Network Information Cente
2018 337 263 TENET-1, ZA
7896 241 234 NU-AS, US
5786 201 200 UPRENET, PR
58647 198 196 KAGAWAU-AS Kagawa University, JP
2907 631 174 SINET-AS Research Organization of Information a
8895 173 169 ISU Internet Services Unit ISU, SA
1916 201 159 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
9264 136 133 ASNET Academia Sinica, TW
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
19658 UNALLOCATED 65.205.131.0/24 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
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
394784 UNALLOCATED 192.107.242.0/24 40831 PHS, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, 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
172.16.150.0/24 Transit: 1237 KREONET-AS-KR KISTI, KR
172.16.160.0/24 Origin: 9489 KARINET-AS Korea Aerospace Research Inst
172.16.160.0/24 Transit: 1237 KREONET-AS-KR KISTI, KR
172.30.0.0/16 Origin: 9489 KARINET-AS Korea Aerospace Research Inst
172.30.0.0/16 Transit: 1237 KREONET-AS-KR KISTI, KR
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 7500 M-ROOT-DNS WIDE Project, JP
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 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 /17:425 /18:465
/19:720 /20:928 /21:944 /22:1473 /23:1594 /24:11150
/25:172 /26:150 /27:115 /28:37 /29:32 /30:19
/31:0 /32:31
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
15169 275 749 GOOGLE, US
8895 168 173 ISU Internet Services Unit ISU, SA
7497 128 669 CSTNET-AS-AP Computer Network Information Cente
36914 87 100 KENET-AS, KE
6939 69 171 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 23:15 24:6 31:6 35:1
37:6 38:9 40:1 41:148 42:13 44:5
45:70 46:7 47:11 49:10 50:4 52:2
58:4 59:20 60:4 61:3 62:7 63:38
64:84 65:8 66:58 67:45 68:8 69:21
70:9 71:1 72:24 74:83 76:33 77:6
78:3 79:10 80:18 81:30 82:4 83:7
84:9 85:35 86:9 87:1 88:1 89:10
91:46 92:1 93:19 94:4 95:5 96:5
97:1 98:2 101:3 102:10 103:307 104:80
106:1 107:16 108:43 109:8 110:5 111:21
112:4 113:1 114:23 116:5 117:61 118:32
119:18 121:27 122:8 123:8 124:41 125:7
128:81 129:174 130:95 131:100 132:60 133:138
134:101 136:194 137:142 138:10 139:5 140:179
141:2 142:158 143:39 144:54 146:125 147:63
148:160 149:13 150:41 151:6 152:77 153:11
154:24 155:50 156:66 157:25 158:45 159:117
160:25 161:22 162:23 163:61 164:40 165:54
166:1 167:17 168:131 169:10 170:67 171:1
172:93 173:86 175:32 176:8 177:10 178:1
179:11 180:21 181:11 182:6 184:6 185:45
186:3 187:18 188:13 189:6 190:48 191:36
192:1455 193:250 194:142 195:93 196:180 197:5
198:539 199:287 200:254 201:39 202:629 203:437
204:369 205:179 206:189 207:174 208:74 209:133
210:185 211:14 212:169 213:4 214:7 216:128
217:15 218:25 219:14 220:16 222:4 223:4
End of report
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