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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 22 20:25:37 UTC 2024


IPv4 R&E Routing Table Report   20:25 GMT Fri 22 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:                                4201
    Prefixes after maximum aggregation (per Origin AS):            1318
    Deaggregation factor:                                          3.19
    Unique aggregates announced (without unneeded subnets):        1920
    Number of IPv4 prefixes with a valid ROA:                      2956
    Number of IPv4 prefixes with an invalid ROA:                     62
    Number of IPv4 prefixes with no ROA:                           1183
Total ASes present in the Internet Routing Table:                   112
    Prefixes per ASN:                                             37.51
Origin-only ASes present in the Internet Routing Table:             110
Origin ASes announcing only one prefix:                              36
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:                      45863
Number of 32-bit ASNs visible in the Routing Table:                  51
Prefixes from 32-bit ASNs in the Routing Table:                     574
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:              2
Number of addresses announced to Internet:                      5801184
    Equivalent to 0 /8s, 88 /16s and 132 /24s
    Percentage of available address space announced:                0.2
    Percentage of allocated address space announced:                0.2
    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:         419

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

Prefixes being announced by APNIC Region ASes:                     3180
    Total APNIC prefixes after maximum aggregation:                 706
    APNIC Deaggregation factor:                                    4.50
Prefixes being announced from the APNIC address blocks:            3185
    Unique aggregates announced from the APNIC address blocks:     1001
APNIC Region origin ASes present in the Internet Routing Table:     106
    APNIC Prefixes per ASN:                                       30.05
APNIC Region origin ASes announcing only one prefix:                 35
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:     51
Number of APNIC addresses announced to Internet:                2724320
    Equivalent to 0 /8s, 41 /16s and 145 /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     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:                      1020
    Total ARIN prefixes after maximum aggregation:                  611
    ARIN Deaggregation factor:                                     1.67
Prefixes being announced from the ARIN address blocks:              907
    Unique aggregates announced from the ARIN address blocks:       811
ARIN Region origin ASes present in the Internet Routing Table:        4
    ARIN Prefixes per ASN:                                       226.75
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:                 3023872
    Equivalent to 0 /8s, 46 /16s and 36 /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      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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                         1
    Total RIPE prefixes after maximum aggregation:                    1
    RIPE Deaggregation factor:                                     1.00
Prefixes being announced from the RIPE address blocks:               96
    Unique aggregates announced from the RIPE address blocks:        96
RIPE Region origin ASes present in the Internet Routing Table:        1
    RIPE Prefixes per ASN:                                        96.00
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:                   49152
    Equivalent to 0 /8s, 0 /16s and 192 /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      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  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, 262144-274844 + 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:            10
    Unique aggregates announced from the AfriNIC address blocks:     10
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:                 3328
    Equivalent to 0 /8s, 0 /16s and 13 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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
  7470         669        243      72  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
  9931         521         60      62  CAT-AP The Communication Authoity of Thai
  4621         457         73      18  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         131         10      31  PROENNET-AS Proen Corp Public Company Lim
 38235         122          6      12  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
 23969         108         17      97  TOT-NET TOT Public Company Limited, TH
132203          81         24      26  TENCENT-NET-AP-CN Tencent Building, Kejiz
  4618          55          4      47  INET-TH-AS Internet Thailand Company Limi

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         872        825     498  AMAZON-02, US
 19551         112          7      80  INCAPSULA, US
 21859          34          3      31  ZEN-ECN, 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         872        825     498  AMAZON-02, US
  7470         669        243      72  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
  9931         521         60      62  CAT-AP The Communication Authoity of Thai
  4621         457         73      18  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         131         10      31  PROENNET-AS Proen Corp Public Company Lim
 38235         122          6      12  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
 19551         112          7      80  INCAPSULA, US
 23969         108         17      97  TOT-NET TOT Public Company Limited, TH

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, 
  4621         457          439  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         131          100  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, 
 56067          39           36  METRABYTE-TH 453 Ladplacout Jorakhaebua, TH

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

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

Unassigned Network     ASN Information  AS Name
103.165.160.0/24     Origin:     16509  AMAZON-02, US
103.165.160.0/24    Transit:      4621  UNINET-AS-AP UNINET-, TH
202.14.117.0/24      Origin:     17827  STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24     Transit:      4621  UNINET-AS-AP UNINET-, TH

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

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      /18:44      
/19:65      /20:198     /21:98      /22:339     /23:239     /24:3018    
/25:2       /26:3       /27:2       /28:4       /29:8       /30:25      
/31:31      /32:64      

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

   ASN  No of nets  Total ann.  Description
 16509         217         872  AMAZON-02, US
  4621         134         457  UNINET-AS-AP UNINET-, TH
 19551          32         112  INCAPSULA, US
 21859           9          34  ZEN-ECN, US
139591           7           7  CAT-AS-AP CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND, TH
  9335           5         136  CAT-CLOUD-AP CAT Telecom Public Company Limited, TH
  7470           4         669  TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
 38235           3         122  MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION, KH
138547           3           3  UBRU-AS-UNINET Ubon Ratchathani Rajabhat University, TH
 63528           2           2  BKNIX-AS-AP Bangkok Neutral Internet Exchange, 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      
  15:31       16:14       18:26       23:8        27:19       31:2      
  35:4        38:14       42:1        43:9        45:82       46:3      
  47:2        49:1        50:1        52:55       54:15       58:31     
  59:1        61:208      64:25       65:3        66:11       67:2      
  69:3        70:8        72:1        74:1        75:1        76:5      
  77:2        87:2        88:1        89:5        91:7        93:32     
  96:2        98:1        99:35      101:7       103:102     104:6      
 106:56      107:35      108:3       110:99      111:38      112:12     
 113:41      114:10      115:1       116:35      117:2       118:78     
 119:107     121:1       122:222     124:8       125:2       128:4      
 129:3       130:45      134:2       136:10      139:9       140:1      
 141:4       142:5       144:2       145:3       148:4       149:2      
 150:2       151:5       154:6       155:2       156:2       157:2      
 159:4       161:3       162:6       163:7       164:9       165:3      
 166:2       167:6       168:8       169:4       170:14      171:124    
 172:3       173:1       178:2       180:14      182:9       183:7      
 184:1       185:19      188:2       192:26      193:8       194:1      
 195:1       198:12      199:5       202:295     203:456     204:5      
 205:3       206:2       207:9       208:5       209:11      210:61     
 211:2       212:1       213:3       216:18      218:1      

End of report


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