[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Tue May 24 22:30:37 UTC 2022


IPv4 R&E Routing Table Report   22:30 GMT Tue 24 May, 2022

  IPv4 BGP Table (R&E) as seen at CANARIE.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/CANARIE/

Analysis Summary
----------------

BGP routing table entries examined:                               18877
    Prefixes after maximum aggregation (per Origin AS):           10745
    Deaggregation factor:                                          1.76
    Unique aggregates announced (without unneeded subnets):       11951
    Number of IPv4 prefixes with a valid ROA:                      4024
    Number of IPv4 prefixes with an invalid ROA:                     47
    Number of IPv4 prefixes with no ROA:                          14806
Total ASes present in the Internet Routing Table:                  2788
    Prefixes per ASN:                                              6.77
Origin-only ASes present in the Internet Routing Table:            2404
Origin ASes announcing only one prefix:                            1083
Transit ASes present in the Internet Routing Table:                 384
Transit-only ASes present in the Internet Routing Table:             63
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      17
    Max AS path prepend of ASN (  1149)                              11
Prefixes from unregistered ASNs in the Routing Table:                15
    Number of instances of unregistered ASNs:                        15
Number of 32-bit ASNs allocated by the RIRs:                      39457
Number of 32-bit ASNs visible in the Routing Table:                 631
Prefixes from 32-bit ASNs in the Routing Table:                    1707
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:              2
Number of addresses announced to Internet:                    207818861
    Equivalent to 12 /8s, 99 /16s and 16 /24s
    Percentage of available address space announced:                5.6
    Percentage of allocated address space announced:                5.6
    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:        2196

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4750
    Total APNIC prefixes after maximum aggregation:                2306
    APNIC Deaggregation factor:                                    2.06
Prefixes being announced from the APNIC address blocks:            4751
    Unique aggregates announced from the APNIC address blocks:     2606
APNIC Region origin ASes present in the Internet Routing Table:     579
    APNIC Prefixes per ASN:                                        8.21
APNIC Region origin ASes announcing only one prefix:                251
APNIC Region transit ASes present in the Internet Routing Table:     71
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    225
Number of APNIC addresses announced to Internet:               45943916
    Equivalent to 2 /8s, 189 /16s and 12 /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:                      8212
    Total ARIN prefixes after maximum aggregation:                 4843
    ARIN Deaggregation factor:                                     1.70
Prefixes being announced from the ARIN address blocks:             8230
    Unique aggregates announced from the ARIN address blocks:      5470
ARIN Region origin ASes present in the Internet Routing Table:     1247
    ARIN Prefixes per ASN:                                         6.60
ARIN Region origin ASes announcing only one prefix:                 434
ARIN Region transit ASes present in the Internet Routing Table:     161
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     177
Number of ARIN addresses announced to Internet:                96922257
    Equivalent to 5 /8s, 198 /16s and 234 /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:                      3507
    Total RIPE prefixes after maximum aggregation:                 2806
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3493
    Unique aggregates announced from the RIPE address blocks:      2795
RIPE Region origin ASes present in the Internet Routing Table:      673
    RIPE Prefixes per ASN:                                         5.19
RIPE Region origin ASes announcing only one prefix:                 306
RIPE Region transit ASes present in the Internet Routing Table:     100
Average RIPE Region AS path length visible:                         3.7
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     137
Number of RIPE addresses announced to Internet:                58063616
    Equivalent to 3 /8s, 117 /16s and 251 /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:                    1461
    Total LACNIC prefixes after maximum aggregation:                579
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1469
    Unique aggregates announced from the LACNIC address blocks:     787
LACNIC Region origin ASes present in the Internet Routing Table:    168
    LACNIC Prefixes per ASN:                                       8.74
LACNIC Region origin ASes announcing only one prefix:                69
LACNIC Region transit ASes present in the Internet Routing Table:    22
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        11
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    66
Number of LACNIC addresses announced to Internet:               4222320
    Equivalent to 0 /8s, 64 /16s and 109 /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:                    932
    Total AfriNIC prefixes after maximum aggregation:               196
    AfriNIC Deaggregation factor:                                  4.76
Prefixes being announced from the AfriNIC address blocks:           932
    Unique aggregates announced from the AfriNIC address blocks:    291
AfriNIC Region origin ASes present in the Internet Routing Table:    49
    AfriNIC Prefixes per ASN:                                     19.02
AfriNIC Region origin ASes announcing only one prefix:               23
AfriNIC Region transit ASes present in the Internet Routing Table:   12
Average AfriNIC Region AS path length visible:                      2.8
    Max AfriNIC Region AS path length visible:                        9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2666240
    Equivalent to 0 /8s, 40 /16s and 175 /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         619       2140     456  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  1237         193         74     135  KREONET-AS-KR KISTI, KR
  7575         177        330     123  AARNET-AS-AP Australian Academic and Re
 58647         175         18       2  KAGAWAU-AS Kagawa University, JP
  4538         133       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         116         18      11  NKN-CORE-NW NKN Core Network, IN
  4621          78         37      10  UNINET-AS-AP UNINET-, TH
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   668         210        702     178  DNIC-AS-00668, US
   376         202        178     151  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         155        507      90  CSUNET-NW, US
 18558         131         18       4  NETBLK-RCOEK, US
   270         116        289      85  AS270, US
 23024         114          7      17  OCDE, US
  2920         110         34       6  LACOE, US
 32440          88         18      19  LONI, US
 21976          87         51      18  NJEDGE-NET, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         285       1967     251  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         180         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          99       1520      86  SURFNET-NL SURFnet, The Netherlands, NL
  2614          96         27      76  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          73        449      73  BELWUE BelWue-Koordination, DE
  2200          63        583      58  FR-RENATER Reseau National de telecommu
  1930          58         81      53  RCCN Fundacao para a Ciencia e a Tecnol

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         169        207      41  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          93         24      53  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 
 19611          46         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          45          3      15  CEDIA, EC
  4270          44         16       1  Red de Interconexion Universitaria, AR
 28614          37          2       2  Fundacao Universidade Regional de Blume
263282          37          5      12  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         376        319      74  TENET-1, ZA
 36914         213         82       3  KENET-AS, KE
  2561          67          4      32  EUN, EG
  8094          49         48       9  PUKNET, ZA
327687          38         28       3  RENU, UG
327700          35         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37182          17          8       1  TERNET, TZ
 37074          13          8       2  UG-AS, GH
 37501          11         49       6  UOFS, ZA

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         619       2140     456  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  2018         376        319      74  TENET-1, ZA
   680         285       1967     251  DFN Verein zur Foerderung eines Deutsch
 36914         213         82       3  KENET-AS, KE
   668         210        702     178  DNIC-AS-00668, US
   376         202        178     151  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  1237         193         74     135  KREONET-AS-KR KISTI, KR
   786         186       1774     183  JANET Jisc Services Limited, GB

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         432          408  CSTNET-AS-AP Computer Network Information Cente
  2018         376          302  TENET-1, ZA
 36914         213          210  KENET-AS, KE
  5786         200          199  UPRENET, PR
  8895         180          176  ISU Internet Services Unit ISU, SA
 58647         175          173  KAGAWAU-AS Kagawa University, JP
  1916         169          128  Rede Nacional de Ensino e Pesquisa, BR
 18558         131          127  NETBLK-RCOEK, US
 55824         116          105  NKN-CORE-NW NKN Core Network, IN
  2920         110          104  LACOE, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65000  PRIVATE      130.229.0.0/18            2837  SUNET-KI, SE
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     22226  UNALLOCATED  156.1.0.0/16              2152  CSUNET-NW, US
     65105  PRIVATE      165.98.8.0/24            27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.16.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.18.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.34.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.43.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.90.0/24           27750  Cooperacion Latino Americana

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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:      2603  NORDUNET, DK

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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       /10:2       /11:1       /12:10      
/13:18      /14:37      /15:123     /16:2038    /17:401     /18:439     
/19:569     /20:881     /21:879     /22:1430    /23:1559    /24:10114   
/25:88      /26:56      /27:86      /28:40      /29:25      /30:26      
/31:3       /32:51      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         200         213  KENET-AS, KE
  8895         175         180  ISU Internet Services Unit ISU, SA
 32440          73          88  LONI, US
 23024          53         114  OCDE, US
 25977          31          45  HCCS, US
 28614          31          37  Fundacao Universidade Regional de Blumenau, BR
327700          31          35  MoRENet, MZ
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 18632          29          55  VOLCANO-VISION, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:3         5:15        6:4         8:2        12:1        14:86     
  18:43       23:10       24:3        31:6        35:4        37:6      
  38:9        40:1        41:124      42:10       44:5        45:38     
  46:6        47:1        49:10       50:4        52:1        59:20     
  60:4        61:3        62:7        63:38       64:52       65:4      
  66:50       67:44       68:8        69:19       70:2        71:1      
  72:9        74:18       76:34       77:7        78:3        79:10     
  80:17       81:28       82:5        83:6        84:5        85:43     
  86:4        87:1        88:1        89:10       91:44       93:10     
  94:4        95:4        96:5        97:1        98:2       101:6      
 102:13      103:304     104:77      107:16      108:8       109:10     
 110:4       111:16      114:23      116:7       117:61      118:32     
 119:23      121:28      122:8       123:8       124:39      125:4      
 128:90      129:38      130:95      131:84      132:58      133:145    
 134:97      136:200     137:76      138:9       139:5       140:46     
 141:1       142:41      143:31      144:23      145:2       146:129    
 147:59      148:192     149:12      150:40      151:6       152:77     
 153:13      154:29      155:51      156:66      157:21      158:44     
 159:115     160:25      161:22      162:21      163:63      164:19     
 165:57      166:1       167:16      168:123     169:10      170:68     
 171:1       172:2       173:7       175:31      176:8       177:11     
 179:9       180:21      181:1       182:6       184:5       185:39     
 186:3       187:19      188:13      189:5       190:34      191:34     
 192:1445    193:302     194:125     195:77      196:163     197:121    
 198:522     199:288     200:238     201:38      202:631     203:424    
 204:332     205:164     206:197     207:173     208:71      209:122    
 210:184     211:15      212:149     213:5       214:8       216:85     
 217:11      218:22      219:6       220:17      222:5       223:3      


End of report


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