[REN-BGP-stats-all] Global R&E Routing Table Report - REANNZ R&E view

REN Routing Table Report cscora at frr.nsrc.org
Sun Sep 12 21:15:27 UTC 2021


Global R&E Routing Table Report   21:15 GMT Sun 12 Sep, 2021

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

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

BGP routing table entries examined:                               18583
    Prefixes after maximum aggregation (per Origin AS):            8427
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):        7694
Total ASes present in the Internet Routing Table:                  2748
    Prefixes per ASN:                                              6.76
Origin-only ASes present in the Internet Routing Table:            2352
Origin ASes announcing only one prefix:                            1092
Transit ASes present in the Internet Routing Table:                 396
Transit-only ASes present in the Internet Routing Table:             67
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      15
    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:                      37207
Number of 32-bit ASNs visible in the Routing Table:                 593
Prefixes from 32-bit ASNs in the Routing Table:                    1752
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                  923
Prefixes being announced from unallocated address space:             10
Number of addresses announced to Internet:                    162162688
    Equivalent to 9 /8s, 170 /16s and 104 /24s
    Percentage of available address space announced:                4.4
    Percentage of allocated address space announced:                4.4
    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:        7430

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

Prefixes being announced by APNIC Region ASes:                     4647
    Total APNIC prefixes after maximum aggregation:                1424
    APNIC Deaggregation factor:                                    3.26
Prefixes being announced from the APNIC address blocks:            1728
    Unique aggregates announced from the APNIC address blocks:      701
APNIC Region origin ASes present in the Internet Routing Table:     570
    APNIC Prefixes per ASN:                                        3.03
APNIC Region origin ASes announcing only one prefix:                239
APNIC Region transit ASes present in the Internet Routing Table:     60
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         12
Number of APNIC region 32-bit ASNs visible in the Routing Table:    214
Number of APNIC addresses announced to Internet:               24008960
    Equivalent to 1 /8s, 110 /16s and 89 /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:                      8267
    Total ARIN prefixes after maximum aggregation:                 3875
    ARIN Deaggregation factor:                                     2.13
Prefixes being announced from the ARIN address blocks:            10000
    Unique aggregates announced from the ARIN address blocks:      3429
ARIN Region origin ASes present in the Internet Routing Table:     1239
    ARIN Prefixes per ASN:                                         8.07
ARIN Region origin ASes announcing only one prefix:                 451
ARIN Region transit ASes present in the Internet Routing Table:     171
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     159
Number of ARIN addresses announced to Internet:                97428480
    Equivalent to 5 /8s, 206 /16s and 164 /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:                      3270
    Total RIPE prefixes after maximum aggregation:                 2534
    RIPE Deaggregation factor:                                     1.29
Prefixes being announced from the RIPE address blocks:             5766
    Unique aggregates announced from the RIPE address blocks:      3413
RIPE Region origin ASes present in the Internet Routing Table:      641
    RIPE Prefixes per ASN:                                         9.00
RIPE Region origin ASes announcing only one prefix:                 308
RIPE Region transit ASes present in the Internet Routing Table:     107
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     121
Number of RIPE addresses announced to Internet:                30522624
    Equivalent to 1 /8s, 209 /16s and 189 /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:                    1485
    Total LACNIC prefixes after maximum aggregation:                401
    LACNIC Deaggregation factor:                                   3.70
Prefixes being announced from the LACNIC address blocks:              2
    Unique aggregates announced from the LACNIC address blocks:       2
LACNIC Region origin ASes present in the Internet Routing Table:    176
    LACNIC Prefixes per ASN:                                       0.01
LACNIC Region origin ASes announcing only one prefix:                70
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    72
Number of LACNIC addresses announced to Internet:                131072
    Equivalent to 0 /8s, 2 /16s and 0 /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:                    903
    Total AfriNIC prefixes after maximum aggregation:               188
    AfriNIC Deaggregation factor:                                  4.80
Prefixes being announced from the AfriNIC address blocks:           154
    Unique aggregates announced from the AfriNIC address blocks:    137
AfriNIC Region origin ASes present in the Internet Routing Table:    51
    AfriNIC Prefixes per ASN:                                      3.02
AfriNIC Region origin ASes announcing only one prefix:               24
AfriNIC Region transit ASes present in the Internet Routing Table:   13
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:              9821952
    Equivalent to 0 /8s, 149 /16s and 223 /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         608       2000     195  SINET-AS Research Organization of Infor
  7497         433        116       7  CSTNET-AS-AP Computer Network Informati
  1237         185         33       3  KREONET-AS-KR KISTI, KR
  7575         180        316      56  AARNET-AS-AP Australian Academic and Re
 58647         164         16       1  KAGAWAU-AS Kagawa University, JP
 55824         128         18      19  NKN-CORE-NW NKN Core Network, IN
  4538         124       1394      38  ERX-CERNET-BKB China Education and Rese
  4621          81          3       6  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/REANNZ/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         241         50       5  NU-AS, US
   376         234        163      32  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
   668         188        537     136  DNIC-AS-00668, US
  2152         159        404      49  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         119        329      88  AS270, US
 23024         114          7      17  OCDE, US
  2920         108         16       1  LACOE, US
 21976          86         49      15  NJEDGE-NET, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         275       1979     234  DFN Verein zur Foerderung eines Deutsch
   786         186       1721     178  JANET Jisc Services Limited, GB
  8895         142          0       2  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        653      75  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          66        647      61  FR-RENATER Reseau National de telecommu
  2614          61         28      36  ROEDUNET, RO
  1930          57         81      52  RCCN Fundacao para a Ciencia e a Tecnol

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         178         81       7  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          90         21      49  Red Universitaria Nacional, CL
  1251          65         12       2  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58         69      32  Fundacao Carlos Chagas Filho de Amparo 
 19611          44         16       1  Associacao Antonio Vieira - Unisinos, B
  4270          43         16       1  Red de Interconexion Universitaria, AR
 61468          41          2      11  CEDIA, EC
 28614          38          1       1  Fundacao Universidade Regional de Blume
 28571          37         16       1  UNIVERSIDADE DE SAO PAULO, BR

Complete listing at https://bgp.nsrc.org/REN/REANNZ/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         134         28       3  RENU, UG
 36914         100         82       3  KENET-AS, KE
  2561          72          5      31  EUN, EG
  8094          55         48       4  PUKNET, ZA
327700          35         16       1  MoRENet, MZ
 37215          32          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37182          14          8       1  TERNET, TZ
 37074          11          8       2  UG-AS, GH

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         608       2000     195  SINET-AS Research Organization of Infor
  7497         433        116       7  CSTNET-AS-AP Computer Network Informati
  2018         337        319      74  TENET-1, ZA
   680         275       1979     234  DFN Verein zur Foerderung eines Deutsch
  7896         241         50       5  NU-AS, US
   376         234        163      32  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
   668         188        537     136  DNIC-AS-00668, US
   786         186       1721     178  JANET Jisc Services Limited, GB
  1237         185         33       3  KREONET-AS-KR KISTI, KR

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

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

   ASN  No of nets  Net Savings  Description
  7497         433          426  CSTNET-AS-AP Computer Network Information Cente
  2018         337          263  TENET-1, ZA
  7896         241          236  NU-AS, US
   376         234          202  RISQ-AS, CA
  5786         195          194  UPRENET, PR
  1237         185          182  KREONET-AS-KR KISTI, KR
  1916         178          171  Associacao Rede Nacional de Ensino e Pesquisa, 
 58647         164          163  KAGAWAU-AS Kagawa University, JP
  8895         142          140  ISU Internet Services Unit ISU, SA
 18558         137          133  NETBLK-RCOEK, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     19658  UNALLOCATED  5.205.131.0/24           11096  FLORIDANET, US
     14822  UNALLOCATED  40.163.0.0/16            10466  MAGPI, US
     14822  UNALLOCATED  40.163.0.0/17            10466  MAGPI, US
     14822  UNALLOCATED  40.163.6.0/24            10466  MAGPI, US
     14822  UNALLOCATED  40.163.64.0/24           10466  MAGPI, US
     14822  UNALLOCATED  40.163.70.0/24           10466  MAGPI, US
     14822  UNALLOCATED  40.163.128.0/17          10466  MAGPI, US
     22063  UNALLOCATED  53.10.0.0/16              2152  CSUNET-NW, US
    394784  UNALLOCATED  92.107.242.0/24          40831  PHS, US
     19658  UNALLOCATED  99.27.241.0/24           11096  FLORIDANET, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
0.135.25.0/24              7896  NU-AS, US
0.28.128.0/18             13796  UCONN-ARIN, US
0.58.142.0/23             26421  PONDEROSA-INTERNET, US
0.115.192.0/20            54048  CVIN, US
0.115.201.0/24            54048  CVIN, US
0.115.204.0/24            54048  CVIN, US
0.115.207.0/24            54048  CVIN, US
0.228.121.0/24           397380  TEMPLE-HEALTH, US
0.245.128.0/17             7497  CSTNET-AS-AP Computer Network Information Cente
0.245.128.0/24             7497  CSTNET-AS-AP Computer Network Information Cente

Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-dsua

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

Unassigned Network     ASN Information  AS Name
23.136.65.0/24       Origin:     23767  A-STAR-AS-AP A-STAR, SG
23.136.65.0/24      Transit:     23855  SINGAREN-GIX-AS-AP Singapore Advanced Re
23.136.66.0/24       Origin:     23767  A-STAR-AS-AP A-STAR, SG
23.136.66.0/24      Transit:     23855  SINGAREN-GIX-AS-AP Singapore Advanced Re
23.136.67.0/24       Origin:     23767  A-STAR-AS-AP A-STAR, SG
23.136.67.0/24      Transit:     23855  SINGAREN-GIX-AS-AP Singapore Advanced Re
23.136.68.0/24       Origin:     23767  A-STAR-AS-AP A-STAR, SG
23.136.68.0/24      Transit:     23855  SINGAREN-GIX-AS-AP Singapore Advanced Re
23.136.69.0/24       Origin:     23767  A-STAR-AS-AP A-STAR, SG
23.136.69.0/24      Transit:     23855  SINGAREN-GIX-AS-AP Singapore Advanced Re

Complete listing at https://bgp.nsrc.org/REN/REANNZ/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      /15:116     /16:2050    /17:384     /18:434     
/19:572     /20:860     /21:890     /22:1417    /23:1536    /24:10255   
/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
  2907         330         608  SINET-AS Research Organization of Information a
  7497         244         433  CSTNET-AS-AP Computer Network Information Cente
  2018         240         337  TENET-1, ZA
  1916         167         178  Associacao Rede Nacional de Ensino e Pesquisa, 
   680         138         275  DFN Verein zur Foerderung eines Deutschen Forsc
327687         129         134  RENU, UG
  1237         104         185  KREONET-AS-KR KISTI, KR
   270          94         119  AS270, US
 11340          88          90  Red Universitaria Nacional, CL
   668          80         188  DNIC-AS-00668, US

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

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

   1:274       2:674       3:797       4:618       5:272       6:297    
   7:246       8:135       9:202      10:185      11:34       12:175    
  13:4        14:30       16:84       17:76       18:57       19:26     
  20:16       21:26       22:13       23:10       24:39       25:7      
  28:52       29:174      30:97       31:95       32:55       33:138    
  34:97       36:188      37:140      38:10       39:5        40:48     
  41:2        42:43       43:39       44:54       46:122      47:61     
  48:192      49:13       50:39       51:6        52:77       53:11     
  54:24       55:50       56:65       57:25       58:45       59:117    
  60:25       61:17       62:20       63:65       64:40       65:54     
  66:1        67:16       68:131      69:10       70:67       71:1      
  72:2        73:7        75:32       76:8        77:10       78:1      
  79:11       80:21       81:11       82:5        84:7        85:42     
  86:3        87:17       88:12       89:5        90:48       91:36     
  92:1450     93:243      94:122      95:84       96:173      97:5      
  98:517      99:279    

End of report


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