[REN-BGP-stats-all] Global R&E Routing Table Report - KREONet2 R&E view

REN Routing Table Report cscora at frr.nsrc.org
Thu Jul 8 20:15:37 UTC 2021


Global R&E Routing Table Report   20:15 GMT Thu 08 Jul, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                                 623
    Prefixes after maximum aggregation (per Origin AS):             329
    Deaggregation factor:                                          1.89
    Unique aggregates announced (without unneeded subnets):         454
Total ASes present in the Internet Routing Table:                    39
    Prefixes per ASN:                                             15.97
Origin-only ASes present in the Internet Routing Table:              36
Origin ASes announcing only one prefix:                               6
Transit ASes present in the Internet Routing Table:                   3
Transit-only ASes present in the Internet Routing Table:              1
Average AS path length visible in the Internet Routing Table:       2.7
    Max AS path length visible:                                       6
    Max AS path prepend of ASN ( 55589)                               4
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:                      36559
Number of 32-bit ASNs visible in the Routing Table:                   1
Prefixes from 32-bit ASNs in the Routing Table:                      13
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:              3
Number of addresses announced to Internet:                      1358380
    Equivalent to 0 /8s, 20 /16s and 186 /24s
    Percentage of available address space announced:                0.0
    Percentage of allocated address space announced:                0.0
    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:          23

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

Prefixes being announced by APNIC Region ASes:                      623
    Total APNIC prefixes after maximum aggregation:                 329
    APNIC Deaggregation factor:                                    1.89
Prefixes being announced from the APNIC address blocks:             620
    Unique aggregates announced from the APNIC address blocks:      451
APNIC Region origin ASes present in the Internet Routing Table:      38
    APNIC Prefixes per ASN:                                       16.32
APNIC Region origin ASes announcing only one prefix:                  6
APNIC Region transit ASes present in the Internet Routing Table:      2
Average APNIC Region AS path length visible:                        2.7
    Max APNIC Region AS path length visible:                          6
Number of APNIC region 32-bit ASNs visible in the Routing Table:      1
Number of APNIC addresses announced to Internet:                1292332
    Equivalent to 0 /8s, 19 /16s and 184 /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:                         0
    Total ARIN prefixes after maximum aggregation:                    0
    ARIN Deaggregation factor:                                     -nan
Prefixes being announced from the ARIN address blocks:                0
    Unique aggregates announced from the ARIN address blocks:         0
ARIN Region origin ASes present in the Internet Routing Table:        0
    ARIN Prefixes per ASN:                                         -nan
ARIN Region origin ASes announcing only one prefix:                   0
ARIN Region transit ASes present in the Internet Routing Table:       0
Average ARIN Region AS path length visible:                        -nan
    Max ARIN Region AS path length visible:                           0
Number of ARIN region 32-bit ASNs visible in the Routing Table:       0
Number of ARIN addresses announced to Internet:                       0
    Equivalent to 0 /8s, 0 /16s and 0 /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:                       0
    Total LACNIC prefixes after maximum aggregation:                  0
    LACNIC Deaggregation factor:                                   -nan
Prefixes being announced from the LACNIC address blocks:              0
    Unique aggregates announced from the LACNIC address blocks:       0
LACNIC Region origin ASes present in the Internet Routing Table:      0
    LACNIC Prefixes per ASN:                                       -nan
LACNIC Region origin ASes announcing only one prefix:                 0
LACNIC Region transit ASes present in the Internet Routing Table:     0
Average LACNIC Region AS path length visible:                      -nan
    Max LACNIC Region AS path length visible:                         0
Number of LACNIC region 32-bit ASNs visible in the Routing Table:     0
Number of LACNIC addresses announced to Internet:                     0
    Equivalent to 0 /8s, 0 /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:                      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
  1237         195         75     137  KREONET-AS-KR KISTI, KR
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
  9568          32          2       4  KIMM-AS-KR KOREA INSTITUTE OF MACHINERY
  9489          30         32       8  KARINET-AS Korea Aerospace Research Ins
 18297          27          4       5  KJISTNET-AS-KR K-JIST, KR
  7560          25         10      10  CHONBUK-AS Jeonbuk National University,
  9949          25          3      20  HOSEO-AS Hoseo University, KR
  9488          24         32       1  SNU-AS-KR Seoul National University, KR
 17579          21          1      17  KREONET2-AS-KR KISTI, KR
 18026          17          5      16  CHEJU-AS-KR JEJU NATIONAL UNIVERSITY, K

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

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

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

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

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
  1237         195         75     137  KREONET-AS-KR KISTI, KR
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
  9568          32          2       4  KIMM-AS-KR KOREA INSTITUTE OF MACHINERY
  9489          30         32       8  KARINET-AS Korea Aerospace Research Ins
 18297          27          4       5  KJISTNET-AS-KR K-JIST, KR
  7560          25         10      10  CHONBUK-AS Jeonbuk National University,
  9949          25          3      20  HOSEO-AS Hoseo University, KR
  9488          24         32       1  SNU-AS-KR Seoul National University, KR
 17579          21          1      17  KREONET2-AS-KR KISTI, KR
 18026          17          5      16  CHEJU-AS-KR JEJU NATIONAL UNIVERSITY, K

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
 23570          59           48  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
  9568          32           28  KIMM-AS-KR KOREA INSTITUTE OF MACHINERY MATERIA
  9488          24           23  SNU-AS-KR Seoul National University, KR
  9489          30           22  KARINET-AS Korea Aerospace Research Institute, 
 18297          27           22  KJISTNET-AS-KR K-JIST, KR
  7560          25           15  CHONBUK-AS Jeonbuk National University, KR
  7564          14           12  KAERINET-AS Korea Atomic Energy Research Instit
 55589          14           10  KITECH-AS-KR Korea Institute of Industrial Tech
131795          13            6  KIER-AS-KR KOREA INSTITUTE OF ENERGY RESEARCH, 
 38426          10            6  KREI-AS-KR KOREA RURAL ECONOMIC INSTITUTE, KR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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, 

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
                    Transit:      1237  KREONET-AS-KR KISTI, KR
172.16.160.0/24      Origin:      9489  KARINET-AS Korea Aerospace Research Inst
                    Transit:      1237  KREONET-AS-KR KISTI, KR
172.30.0.0/16        Origin:      9489  KARINET-AS Korea Aerospace Research Inst
                    Transit:      1237  KREONET-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        /9:0       /10:0       /11:0       /12:0       
/13:0       /14:0       /15:0       /16:12      /17:2       /18:9       
/19:26      /20:26      /21:33      /22:48      /23:66      /24:351     
/25:10      /26:1       /27:8       /28:8       /29:7       /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 55589           7          14  KITECH-AS-KR Korea Institute of Industrial Tech
 38426           5          10  KREI-AS-KR KOREA RURAL ECONOMIC INSTITUTE, KR
  9949           4          25  HOSEO-AS Hoseo University, KR
  1237           3         195  KREONET-AS-KR KISTI, KR
  9489           2          30  KARINET-AS Korea Aerospace Research Institute, 
 55616           2          11  DGIST-AS-KR DGIST, KR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:1        59:3       103:2       114:23      117:61      134:19     
 147:6       150:10      172:2       192:3       202:4       203:108    
 210:92      211:2       218:2       220:11      222:2      

End of report


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