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

REN Routing Table Report cscora at frr.nsrc.org
Sat Jun 4 21:30:33 UTC 2022


IPv4 R&E Routing Table Report   21:30 GMT Sat 04 Jun, 2022

  IPv4 BGP Table (IX) as seen at GOREX.

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

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

BGP routing table entries examined:                                 958
    Prefixes after maximum aggregation (per Origin AS):             734
    Deaggregation factor:                                          1.31
    Unique aggregates announced (without unneeded subnets):         859
    Number of IPv4 prefixes with a valid ROA:                       128
    Number of IPv4 prefixes with an invalid ROA:                      5
    Number of IPv4 prefixes with no ROA:                            825
Total ASes present in the Internet Routing Table:                   170
    Prefixes per ASN:                                              5.64
Origin-only ASes present in the Internet Routing Table:             152
Origin ASes announcing only one prefix:                              74
Transit ASes present in the Internet Routing Table:                  18
Transit-only ASes present in the Internet Routing Table:              3
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.0
    Max AS path length visible:                                       8
    Max AS path prepend of ASN ( 59206)                               6
Prefixes from unregistered ASNs in the Routing Table:                 0
    Number of instances of unregistered ASNs:                         0
Number of 32-bit ASNs allocated by the RIRs:                      39554
Number of 32-bit ASNs visible in the Routing Table:                  60
Prefixes from 32-bit ASNs in the Routing Table:                     128
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:              0
Number of addresses announced to Internet:                      9789696
    Equivalent to 0 /8s, 149 /16s and 97 /24s
    Percentage of available address space announced:                0.3
    Percentage of allocated address space announced:                0.3
    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:           6

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

Prefixes being announced by APNIC Region ASes:                      633
    Total APNIC prefixes after maximum aggregation:                 469
    APNIC Deaggregation factor:                                    1.35
Prefixes being announced from the APNIC address blocks:             633
    Unique aggregates announced from the APNIC address blocks:      559
APNIC Region origin ASes present in the Internet Routing Table:     136
    APNIC Prefixes per ASN:                                        4.65
APNIC Region origin ASes announcing only one prefix:                 65
APNIC Region transit ASes present in the Internet Routing Table:     14
Average APNIC Region AS path length visible:                        2.8
    Max APNIC Region AS path length visible:                          8
Number of APNIC region 32-bit ASNs visible in the Routing Table:     58
Number of APNIC addresses announced to Internet:                5519872
    Equivalent to 0 /8s, 84 /16s and 58 /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:                       324
    Total ARIN prefixes after maximum aggregation:                  264
    ARIN Deaggregation factor:                                     1.23
Prefixes being announced from the ARIN address blocks:              324
    Unique aggregates announced from the ARIN address blocks:       299
ARIN Region origin ASes present in the Internet Routing Table:       30
    ARIN Prefixes per ASN:                                        10.80
ARIN Region origin ASes announcing only one prefix:                   8
ARIN Region transit ASes present in the Internet Routing Table:       3
Average ARIN Region AS path length visible:                         3.2
    Max ARIN Region AS path length visible:                           4
Number of ARIN region 32-bit ASNs visible in the Routing Table:       2
Number of ARIN addresses announced to Internet:                 4269568
    Equivalent to 0 /8s, 65 /16s and 38 /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:                         0
    Total RIPE prefixes after maximum aggregation:                    0
    RIPE Deaggregation factor:                                     -nan
Prefixes being announced from the RIPE address blocks:                0
    Unique aggregates announced from the RIPE address blocks:         0
RIPE Region origin ASes present in the Internet Routing Table:        0
    RIPE Prefixes per ASN:                                         -nan
RIPE Region origin ASes announcing only one prefix:                   0
RIPE Region transit ASes present in the Internet Routing Table:       0
Average RIPE Region AS path length visible:                        -nan
    Max RIPE Region AS path length visible:                           0
Number of RIPE region 32-bit ASNs visible in the Routing Table:       0
Number of RIPE addresses announced to Internet:                       0
    Equivalent to 0 /8s, 0 /16s and 0 /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:                       1
    Total LACNIC prefixes after maximum aggregation:                  1
    LACNIC Deaggregation factor:                                   1.00
Prefixes being announced from the LACNIC address blocks:              1
    Unique aggregates announced from the LACNIC address blocks:       1
LACNIC Region origin ASes present in the Internet Routing Table:      1
    LACNIC Prefixes per ASN:                                       1.00
LACNIC Region origin ASes announcing only one prefix:                 1
LACNIC Region transit ASes present in the Internet Routing Table:     0
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                         6
Number of LACNIC region 32-bit ASNs visible in the Routing Table:     0
Number of LACNIC addresses announced to Internet:                   256
    Equivalent to 0 /8s, 0 /16s and 1 /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:                      0
    Total AfriNIC prefixes after maximum aggregation:                 0
    AfriNIC Deaggregation factor:                                  -nan
Prefixes being announced from the AfriNIC address blocks:             0
    Unique aggregates announced from the AfriNIC address blocks:      0
AfriNIC Region origin ASes present in the Internet Routing Table:     0
    AfriNIC Prefixes per ASN:                                      -nan
AfriNIC Region origin ASes announcing only one prefix:                0
AfriNIC Region transit ASes present in the Internet Routing Table:    0
Average AfriNIC Region AS path length visible:                     -nan
    Max AfriNIC Region AS path length visible:                        0
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    0
Number of AfriNIC addresses announced to Internet:                    0
    Equivalent to 0 /8s, 0 /16s and 0 /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
  7575         174        330     122  AARNET-AS-AP Australian Academic and Re
 23767          31          3      10  A-STAR-AS-AP A-STAR, SG
134096          27          3      18  EHEALTHNSW-AS-AP eHealth NSW, AU
  6262          23        128      18  CSIRO Commonwealth Scientific and Indus
 24436          21         27      17  UQ-AS-AP University of Queensland, AU
 10148          19         20      18  UNIMELB-AS-AP The University of Melbour
 38022          19         19      14  REANNZ-NZ-AP REANNZ National Research a
 55354          12          1       2  ACEINT-AS-AP Ace Internet Services Pty 
  9433          11         32       2  MASSEY-AS Massey University, NZ
  4608          10         17       7  APNIC-SERVICES Asia Pacific Network Inf

Complete listing at https://bgp.nsrc.org/REN/GOREX/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
   518          13          2       7  DNIC-AS-00518, US
  6360          13         62       7  UNIVHAWAII, US
    37          11         17       5  DNIC-AS-00037, US
    13           6         32       6  DNIC-AS-00013, US
    89           6         33       6  DNIC-AS-00089, US
   121           6          2       3  DNIC-AS-00121, US
    22           5         34       5  DNIC-AS-00022, US
    84           5         16       5  DNIC-AS-00084, US
   252           5         17       5  DNIC-AS-00252, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 10906           1          0       1  Nucleo de Inf. e Coord. do Ponto BR - N

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
   668         210        702     178  DNIC-AS-00668, US
  7575         174        330     122  AARNET-AS-AP Australian Academic and Re
 23767          31          3      10  A-STAR-AS-AP A-STAR, SG
134096          27          3      18  EHEALTHNSW-AS-AP eHealth NSW, AU
  6262          23        128      18  CSIRO Commonwealth Scientific and Indus
 24436          21         27      17  UQ-AS-AP University of Queensland, AU
 10148          19         20      18  UNIMELB-AS-AP The University of Melbour
 38022          19         19      14  REANNZ-NZ-AP REANNZ National Research a
   518          13          2       7  DNIC-AS-00518, US
  6360          13         62       7  UNIVHAWAII, US

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

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

   ASN  No of nets  Net Savings  Description
  7575         174           52  AARNET-AS-AP Australian Academic and Research N
 23767          31           21  A-STAR-AS-AP A-STAR, SG
 55354          12           10  ACEINT-AS-AP Ace Internet Services Pty Ltd, AU
134096          27            9  EHEALTHNSW-AS-AP eHealth NSW, AU
  9433          11            9  MASSEY-AS Massey University, NZ
   518          13            6  DNIC-AS-00518, US
  6360          13            6  UNIVHAWAII, US
    37          11            6  DNIC-AS-00037, US
  6262          23            5  CSIRO Commonwealth Scientific and Industrial, A
 38022          19            5  REANNZ-NZ-AP REANNZ National Research and Educa

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:0       /10:0       /11:0       /12:0       
/13:0       /14:1       /15:2       /16:120     /17:20      /18:19      
/19:31      /20:40      /21:52      /22:60      /23:74      /24:536     
/25:1       /26:1       /27:0       /28:0       /29:0       /30:1       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
   668           3         210  DNIC-AS-00668, US
  4717           1           3  AI3 WIDE Project, JP
  6360           1          13  UNIVHAWAII, US
132398           1           2  SCEI-AS-AP Science and Engineering Institutes, 

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

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

   6:4        45:1        49:4       103:65      123:8       128:2      
 130:3       131:7       132:1       134:4       138:8       140:12     
 143:4       146:1       147:3       150:3       152:3       155:4      
 156:5       161:5       163:15      180:5       192:81      198:16     
 199:31      200:1       202:52      203:158     204:5       205:6      
 206:3       207:3       209:3       210:2       214:8      

End of report


More information about the ren-bgp-stats-all mailing list