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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 9 20:25:38 UTC 2024


IPv4 R&E Routing Table Report   20:25 GMT Sat 09 Nov, 2024

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

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

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

BGP routing table entries examined:                                4763
    Prefixes after maximum aggregation (per Origin AS):            1405
    Deaggregation factor:                                          3.39
    Unique aggregates announced (without unneeded subnets):        2039
    Number of IPv4 prefixes with a valid ROA:                      3483
    Number of IPv4 prefixes with an invalid ROA:                     62
    Number of IPv4 prefixes with no ROA:                           1218
Total ASes present in the Internet Routing Table:                   118
    Prefixes per ASN:                                             40.36
Origin-only ASes present in the Internet Routing Table:             116
Origin ASes announcing only one prefix:                              38
Transit ASes present in the Internet Routing Table:                   2
Transit-only ASes present in the Internet Routing Table:              1
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       2.9
    Max AS path length visible:                                       3
    Max AS path prepend of ASN (  4621)                               1
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:                      45822
Number of 32-bit ASNs visible in the Routing Table:                  53
Prefixes from 32-bit ASNs in the Routing Table:                     563
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:                      5978824
    Equivalent to 0 /8s, 91 /16s and 58 /24s
    Percentage of available address space announced:                0.2
    Percentage of allocated address space announced:                0.1
    Percentage of available address space allocated:              128.7
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:        3422

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

Prefixes being announced by APNIC Region ASes:                     3746
    Total APNIC prefixes after maximum aggregation:                 796
    APNIC Deaggregation factor:                                    4.71
Prefixes being announced from the APNIC address blocks:              88
    Unique aggregates announced from the APNIC address blocks:       74
APNIC Region origin ASes present in the Internet Routing Table:     111
    APNIC Prefixes per ASN:                                        0.79
APNIC Region origin ASes announcing only one prefix:                 37
APNIC Region transit ASes present in the Internet Routing Table:      2
Average APNIC Region AS path length visible:                        2.9
    Max APNIC Region AS path length visible:                          3
Number of APNIC region 32-bit ASNs visible in the Routing Table:     53
Number of APNIC addresses announced to Internet:                 471040
    Equivalent to 0 /8s, 7 /16s and 48 /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, 131072-153913
APNIC Address Blocks    43/8,  45/8, 146/8, 150/8, 160/8, 163/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                      1016
    Total ARIN prefixes after maximum aggregation:                  608
    ARIN Deaggregation factor:                                     1.67
Prefixes being announced from the ARIN address blocks:              172
    Unique aggregates announced from the ARIN address blocks:       170
ARIN Region origin ASes present in the Internet Routing Table:        5
    ARIN Prefixes per ASN:                                        34.40
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:                         3.0
    Max ARIN Region AS path length visible:                           3
Number of ARIN region 32-bit ASNs visible in the Routing Table:       0
Number of ARIN addresses announced to Internet:                   49920
    Equivalent to 0 /8s, 0 /16s and 195 /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, 393216-402332
ARIN Address Blocks     66/8, 139/8, 144/8, 149/8, 162/8, 192/8, 198/8,
                       199/8, 204/8, 205/8, 207/8, 208/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                         1
    Total RIPE prefixes after maximum aggregation:                    1
    RIPE Deaggregation factor:                                     1.00
Prefixes being announced from the RIPE address blocks:               15
    Unique aggregates announced from the RIPE address blocks:        15
RIPE Region origin ASes present in the Internet Routing Table:        1
    RIPE Prefixes per ASN:                                        15.00
RIPE Region origin ASes announcing only one prefix:                   1
RIPE Region transit ASes present in the Internet Routing Table:       0
Average RIPE Region AS path length visible:                         3.0
    Max RIPE Region AS path length visible:                           3
Number of RIPE region 32-bit ASNs visible in the Routing Table:       0
Number of RIPE addresses announced to Internet:                    3840
    Equivalent to 0 /8s, 0 /16s and 15 /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
                       196608-216475
RIPE Address Blocks    152/8,

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, 262144-274844 + ERX transfers
LACNIC Address Blocks  128/8, 216/8,

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:             1
    Unique aggregates announced from the AfriNIC address blocks:      1
AfriNIC Region origin ASes present in the Internet Routing Table:     0
    AfriNIC Prefixes per ASN:                                       inf
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:                  512
    Equivalent to 0 /8s, 0 /16s and 2 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7470         669        243      72  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
 45458         537         42      82  SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-N
  9931         521         60      62  CAT-AP The Communication Authoity of Thai
  4621         456         73      19  UNINET-AS-AP UNINET-, TH
131293         278         23      65  TOT-LLI-AS-AP TOT Public Company Limited,
  9335         136          9      40  CAT-CLOUD-AP CAT Telecom Public Company L
 23884         133         10      31  PROENNET-AS Proen Corp Public Company Lim
 38235         122          6      12  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
 23969         107         17      96  TOT-NET TOT Public Company Limited, TH
132203          81         24      26  TENCENT-NET-AP-CN Tencent Building, Kejiz

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509         871        824     498  AMAZON-02, US
 19551         108          7      77  INCAPSULA, US
 21859          33          3      30  ZEN-ECN, US
  7862           2          0       1  CHEVRON, US
 13335           2          0       2  CLOUDFLARENET, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940           1          0       1  AKAMAI-ASN1, NL

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509         871        824     498  AMAZON-02, US
  7470         669        243      72  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
 45458         537         42      82  SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-N
  9931         521         60      62  CAT-AP The Communication Authoity of Thai
  4621         456         73      19  UNINET-AS-AP UNINET-, TH
131293         278         23      65  TOT-LLI-AS-AP TOT Public Company Limited,
  9335         136          9      40  CAT-CLOUD-AP CAT Telecom Public Company L
 23884         133         10      31  PROENNET-AS Proen Corp Public Company Lim
 38235         122          6      12  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
 19551         108          7      77  INCAPSULA, US

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

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

   ASN  No of nets  Net Savings  Description
  7470         669          597  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
  9931         521          459  CAT-AP The Communication Authoity of Thailand, 
 45458         537          455  SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
  4621         456          437  UNINET-AS-AP UNINET-, TH
131293         278          213  TOT-LLI-AS-AP TOT Public Company Limited, TH
 38235         122          110  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION, 
 23884         133          102  PROENNET-AS Proen Corp Public Company Limited.,
  9335         136           96  CAT-CLOUD-AP CAT Telecom Public Company Limited
132203          81           55  TENCENT-NET-AP-CN Tencent Building, Kejizhongyi
  9903          46           43  RIT-AS-AP Rajamangala Institute of Technology, 

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

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

        !!Default route being announced!!

 /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       /15:15      /16:16      /17:28      /18:47      
/19:75      /20:205     /21:107     /22:350     /23:243     /24:3534    
/25:2       /26:3       /27:3       /28:4       /29:9       /30:25      
/31:31      /32:64      

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

   ASN  No of nets  Total ann.  Description
 16509         776         871  AMAZON-02, US
  7470         551         669  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
 45458         493         537  SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-NIX, TH
  9931         464         521  CAT-AP The Communication Authoity of Thailand, CAT, TH
131293         226         278  TOT-LLI-AS-AP TOT Public Company Limited, TH
  4621         193         456  UNINET-AS-AP UNINET-, TH
  9335         120         136  CAT-CLOUD-AP CAT Telecom Public Company Limited, TH
 23969         104         107  TOT-NET TOT Public Company Limited, TH
 38235          78         122  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION, KH
 23884          57         133  PROENNET-AS Proen Corp Public Company Limited., TH

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

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

   1:107       3:46        5:1         8:1        13:35       14:3      
  15:30       16:14       18:26       23:8        27:28       31:2      
  35:3        38:8        42:1        43:9        45:78       46:3      
  47:2        49:266      50:1        52:55       54:15       58:75     
  61:207      64:25       65:3        66:10       67:2        69:3      
  70:8        72:1        74:1        75:1        76:5        77:2      
  84:1        87:2        88:1        89:5        91:7        93:32     
  96:2        98:1        99:35      101:7       102:2       103:106    
 104:6       106:56      107:35      108:3       110:204     111:38     
 112:14      113:41      114:11      115:4       116:35      117:2      
 118:78      119:107     121:1       122:221     124:8       125:1      
 128:4       129:3       130:46      134:2       136:10      139:9      
 140:1       141:4       142:5       144:2       145:3       146:1      
 147:17      148:4       149:2       150:2       151:5       154:6      
 155:2       156:4       157:2       159:4       161:3       162:5      
 163:4       164:30      165:3       166:2       167:6       168:8      
 169:4       170:14      171:124     172:3       173:2       178:2      
 180:14      182:9       183:7       184:8       185:20      188:2      
 192:26      193:8       194:1       195:1       198:12      199:5      
 202:333     203:463     204:6       205:3       206:2       207:8      
 208:5       209:11      210:65      211:2       212:1       213:3      
 216:18      218:1       223:1      

End of report


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