[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Dec 11 22:25:43 UTC 2022
IPv4 R&E Routing Table Report 22:25 GMT Sun 11 Dec, 2022
IPv4 BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 24678
Prefixes after maximum aggregation (per Origin AS): 13594
Deaggregation factor: 1.82
Unique aggregates announced (without unneeded subnets): 16136
Number of IPv4 prefixes with a valid ROA: 9531
Number of IPv4 prefixes with an invalid ROA: 78
Number of IPv4 prefixes with no ROA: 15069
Total ASes present in the Internet Routing Table: 2816
Prefixes per ASN: 8.76
Origin-only ASes present in the Internet Routing Table: 2432
Origin ASes announcing only one prefix: 1068
Transit ASes present in the Internet Routing Table: 384
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 19
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 40870
Number of 32-bit ASNs visible in the Routing Table: 636
Prefixes from 32-bit ASNs in the Routing Table: 1827
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 7
Number of addresses announced to Internet: 293033526
Equivalent to 17 /8s, 119 /16s and 86 /24s
Percentage of available address space announced: 7.9
Percentage of allocated address space announced: 7.9
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: 3396
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5055
Total APNIC prefixes after maximum aggregation: 2301
APNIC Deaggregation factor: 2.20
Prefixes being announced from the APNIC address blocks: 5156
Unique aggregates announced from the APNIC address blocks: 2694
APNIC Region origin ASes present in the Internet Routing Table: 577
APNIC Prefixes per ASN: 8.94
APNIC Region origin ASes announcing only one prefix: 250
APNIC Region transit ASes present in the Internet Routing Table: 65
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 224
Number of APNIC addresses announced to Internet: 46407532
Equivalent to 2 /8s, 196 /16s and 31 /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, 131072-151865
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: 13623
Total ARIN prefixes after maximum aggregation: 7657
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 13312
Unique aggregates announced from the ARIN address blocks: 9228
ARIN Region origin ASes present in the Internet Routing Table: 1280
ARIN Prefixes per ASN: 10.40
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 170
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 184
Number of ARIN addresses announced to Internet: 176077914
Equivalent to 10 /8s, 126 /16s and 188 /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: 3609
Total RIPE prefixes after maximum aggregation: 2853
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3811
Unique aggregates announced from the RIPE address blocks: 3124
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.62
RIPE Region origin ASes announcing only one prefix: 299
RIPE Region transit ASes present in the Internet Routing Table: 96
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 141
Number of RIPE addresses announced to Internet: 63069440
Equivalent to 3 /8s, 194 /16s and 93 /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: 1424
Total LACNIC prefixes after maximum aggregation: 576
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1429
Unique aggregates announced from the LACNIC address blocks: 793
LACNIC Region origin ASes present in the Internet Routing Table: 157
LACNIC Prefixes per ASN: 9.10
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 22
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: 62
Number of LACNIC addresses announced to Internet: 4668400
Equivalent to 0 /8s, 71 /16s and 59 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 961
Total AfriNIC prefixes after maximum aggregation: 201
AfriNIC Deaggregation factor: 4.78
Prefixes being announced from the AfriNIC address blocks: 963
Unique aggregates announced from the AfriNIC address blocks: 290
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 19.65
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2808576
Equivalent to 0 /8s, 42 /16s and 219 /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 587 2157 463 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
1237 193 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 116 18 12 NKN-CORE-NW NKN Core Network, IN
24313 83 16 1 NSW-DET-AS NSW Department of Education,
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 3937 4744 1805 AMAZON-02, US
14618 722 3989 530 AMAZON-AES, US
8075 304 11731 256 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 219 702 180 DNIC-AS-00668, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
2152 188 507 91 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
1 120 2 46 LVLT-1, US
270 120 329 85 AS270, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
786 185 1775 182 JANET Jisc Services Limited, GB
8895 176 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 100 1520 87 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 175 207 42 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 97 24 55 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 53 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
61468 46 3 15 CEDIA, EC
4270 44 16 1 Red de Interconexion Universitaria, AR
28571 40 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 357 319 71 TENET-1, ZA
36914 243 82 3 KENET-AS, KE
2561 66 4 33 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 41 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
37182 33 8 1 TERNET, TZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 3937 4744 1805 AMAZON-02, US
14618 722 3989 530 AMAZON-AES, US
2907 587 2157 463 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 357 319 71 TENET-1, ZA
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
8075 304 11731 256 MICROSOFT-CORP-MSN-AS-BLOCK, US
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
36914 243 82 3 KENET-AS, KE
668 219 702 180 DNIC-AS-00668, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 357 286 TENET-1, ZA
36914 243 240 KENET-AS, KE
7575 350 224 AARNET-AS-AP Australian Academic and Research N
5786 199 198 UPRENET, PR
14618 722 192 AMAZON-AES, US
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 176 172 ISU Internet Services Unit ISU, SA
1916 175 133 Rede Nacional de Ensino e Pesquisa, BR
18558 134 130 NETBLK-RCOEK, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
33008 UNALLOCATED 162.248.64.80/28 11096 FLORIDANET, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.127.133.128/25 11096 FLORIDANET, US
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
64.186.3.0/24 Origin: 16509 AMAZON-02, US
64.186.3.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
100.127.133.128/25 Origin: 11096 FLORIDANET, US
100.127.133.128/25 Transit: 2153 CSUNET-NE, US
168.100.164.0/24 Origin: 16509 AMAZON-02, US
168.100.164.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /11:8 /12:28
/13:36 /14:80 /15:200 /16:2144 /17:489 /18:488
/19:615 /20:1021 /21:1181 /22:1857 /23:1997 /24:14036
/25:90 /26:57 /27:151 /28:60 /29:88 /30:26
/31:3 /32:18
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 721 3937 AMAZON-02, US
14618 240 722 AMAZON-AES, US
36914 230 243 KENET-AS, KE
8895 171 176 ISU Internet Services Unit ISU, SA
32440 77 92 LONI, US
8075 53 304 MICROSOFT-CORP-MSN-AS-BLOCK, US
23024 52 113 OCDE, US
1 38 120 LVLT-1, US
18632 34 65 VOLCANO-VISION, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 2:1 3:92 4:2 5:17 6:4
8:2 12:1 13:191 14:86 15:123 16:5
18:206 23:50 24:3 31:7 35:13 37:2
38:9 40:2 41:143 42:10 44:5 45:56
46:11 47:1 49:9 50:10 52:829 54:274
58:2 59:20 60:4 61:3 62:16 63:42
64:150 65:44 66:84 67:62 68:17 69:52
70:28 71:48 72:18 74:85 76:44 77:10
78:4 79:10 80:17 81:28 82:8 83:6
84:5 85:45 86:6 87:2 88:1 89:13
91:58 92:1 93:4 94:8 95:4 96:6
97:3 98:13 99:84 101:6 102:10 103:354
104:107 107:17 108:78 109:12 110:4 111:17
113:5 114:23 115:1 116:8 117:61 118:34
119:23 121:27 122:11 124:39 125:4 128:80
129:50 130:155 131:76 132:55 133:146 134:101
135:3 136:217 137:234 138:22 139:27 140:60
141:5 142:56 143:42 144:65 145:4 146:131
147:67 148:202 149:16 150:138 151:13 152:81
153:91 154:28 155:74 156:71 157:35 158:45
159:165 160:31 161:36 162:64 163:87 164:22
165:60 166:1 167:23 168:164 169:14 170:144
171:1 172:10 173:21 174:1 175:31 176:12
177:9 178:3 179:11 180:17 181:1 182:9
184:5 185:86 186:2 187:19 188:14 189:3
190:18 191:36 192:1524 193:324 194:137 195:86
196:152 197:147 198:555 199:341 200:225 201:39
202:619 203:448 204:386 205:168 206:215 207:198
208:130 209:141 210:185 211:14 212:174 213:16
214:8 216:167 217:9 218:22 219:6 220:17
222:5 223:4
End of report
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