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

REN Routing Table Report cscora at frr.nsrc.org
Thu Mar 31 21:13:21 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 31 Mar, 2022

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              893791
    Prefixes after maximum aggregation (per Origin AS):          335278
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      428966
    Number of IPv4 prefixes with a valid ROA:                    318107
    Number of IPv4 prefixes with an invalid ROA:                   3260
    Number of IPv4 prefixes with no ROA:                         572424
Total ASes present in the Internet Routing Table:                 72906
    Prefixes per ASN:                                             12.26
Origin-only ASes present in the Internet Routing Table:           62596
Origin ASes announcing only one prefix:                           25689
Transit ASes present in the Internet Routing Table:               10310
Transit-only ASes present in the Internet Routing Table:            370
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      64
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               864
    Number of instances of unregistered ASNs:                       872
Number of 32-bit ASNs allocated by the RIRs:                      38950
Number of 32-bit ASNs visible in the Routing Table:               32379
Prefixes from 32-bit ASNs in the Routing Table:                  152466
Number of bogon 32-bit ASNs visible in the Routing Table:            49
Special use prefixes present in the Routing Table:                    5
Prefixes being announced from unallocated address space:            467
Number of addresses announced to Internet:                   3067581440
    Equivalent to 182 /8s, 215 /16s and 148 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    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:      301069

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

Prefixes being announced by APNIC Region ASes:                   235559
    Total APNIC prefixes after maximum aggregation:               66190
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          230591
    Unique aggregates announced from the APNIC address blocks:    94272
APNIC Region origin ASes present in the Internet Routing Table:   12503
    APNIC Prefixes per ASN:                                       18.44
APNIC Region origin ASes announcing only one prefix:               3539
APNIC Region transit ASes present in the Internet Routing Table:   1714
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7715
Number of APNIC addresses announced to Internet:              773539840
    Equivalent to 46 /8s, 27 /16s and 72 /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:                    260452
    Total ARIN prefixes after maximum aggregation:               119677
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           260278
    Unique aggregates announced from the ARIN address blocks:    123753
ARIN Region origin ASes present in the Internet Routing Table:    18995
    ARIN Prefixes per ASN:                                        13.70
ARIN Region origin ASes announcing only one prefix:                6899
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4416
Number of ARIN addresses announced to Internet:              1295581184
    Equivalent to 77 /8s, 57 /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:                    254770
    Total RIPE prefixes after maximum aggregation:               115898
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252093
    Unique aggregates announced from the RIPE address blocks:    150628
RIPE Region origin ASes present in the Internet Routing Table:    28100
    RIPE Prefixes per ASN:                                         8.97
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    3943
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10657
Number of RIPE addresses announced to Internet:               714170368
    Equivalent to 42 /8s, 145 /16s and 96 /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:                  114396
    Total LACNIC prefixes after maximum aggregation:              27428
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114367
    Unique aggregates announced from the LACNIC address blocks:   48234
LACNIC Region origin ASes present in the Internet Routing Table:  10947
    LACNIC Prefixes per ASN:                                      10.45
LACNIC Region origin ASes announcing only one prefix:              2656
LACNIC Region transit ASes present in the Internet Routing Table:  2215
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        64
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8643
Number of LACNIC addresses announced to Internet:             176315136
    Equivalent to 10 /8s, 130 /16s and 91 /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:                  27750
    Total AfriNIC prefixes after maximum aggregation:              5435
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         35994
    Unique aggregates announced from the AfriNIC address blocks:  11681
AfriNIC Region origin ASes present in the Internet Routing Table:  1615
    AfriNIC Prefixes per ASN:                                     22.29
AfriNIC Region origin ASes announcing only one prefix:              560
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  948
Number of AfriNIC addresses announced to Internet:            107707136
    Equivalent to 6 /8s, 107 /16s and 123 /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
  9808        9137       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5900        788     693  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4676       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3607       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2390        491     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2255      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2147       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2112        429     196  TATACOMM-AS TATA Communications formerl

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6182      10254    2666  AMAZON-02, US
 11492        4456        296     714  CABLEONE, US
 22773        3946       3082     372  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      30  VIASAT-SP-BACKBONE, US
 16625        3649       1876    2566  AKAMAI-AS, US
  6327        3418       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2609        373     160  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       4962     425  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2258       3042     496  CHARTER-20115, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9121        6914       1692      17  TTNET, TR
 12479        6802       1730     149  UNI2-AS, ES
  8551        4001        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3937       3192     551  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2932       2274     908  ROSTELECOM-AS, RU
  6849        2580        355      21  UKRTELNET, UA
  9009        2471        248    1292  M247, GB
 34984        2214        356     620  TELLCOM-AS, TR
 58224        1801        931     595  TCI, IR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10508       3404     556  Uninet S.A. de C.V., MX
 10620        3476        519     711  Telmex Colombia S.A., CO
 11830        2428        369      62  Instituto Costarricense de Electricidad
 13999        1731        293     472  Mega Cable, S.A. de C.V., MX
  6503        1448        355     525  Axtel, S.A.B. de C.V., MX
 28573        1383       2332     253  CLARO S.A., BR
  3816        1256        667     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1086        369      21  Telefonica del Peru S.A.A., PE
 11664        1005        192     446  Techtel LMDS Comunicaciones Interactiva
 11172         956        133      63  Alestra, S. de R.L. de C.V., MX

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1586        393      21  LINKdotNET-AS, EG
 24835        1519        515      32  RAYA-AS, EG
 36992        1303       1518     261  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         916         64      59  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         606        520      43  Vodafone-, EG
 15399         517         51      34  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
 23889         424        232      16  MauritiusTelecom, MU

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10508       3404     556  Uninet S.A. de C.V., MX
  9808        9137       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6914       1692      17  TTNET, TR
 12479        6802       1730     149  UNI2-AS, ES
 16509        6182      10254    2666  AMAZON-02, US
  7545        5900        788     693  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4676       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4456        296     714  CABLEONE, US
  8551        4001        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3946       3082     372  ASN-CXA-ALL-CCI-22773-RDC, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        9137         9102  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6914         6897  TTNET, TR
 12479        6802         6653  UNI2-AS, ES
  7545        5900         5207  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4676         4601  ERX-CERNET-BKB China Education and Research Net
  8551        4001         3962  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4456         3742  CABLEONE, US
  7552        3607         3588  VIETEL-AS-AP Viettel Group, VN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.3.0/24             48276  LEVEL-AS, RU
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/AARNET/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        /8:16       /9:13      /10:40      /11:100     /12:307     
/13:588     /14:1201    /15:2090    /16:13566   /17:8319    /18:13904   
/19:25206   /20:43695   /21:52040   /22:108303  /23:95467   /24:528935  
/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
  9121        6032        6914  TTNET, TR
 12479        5781        6802  UNI2-AS, ES
  8151        4162       10508  Uninet S.A. de C.V., MX
  8551        3475        4001  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3364        4456  CABLEONE, US
  6327        3231        3418  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2936        3946  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2448        2580  UKRTELNET, UA

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

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

   1:1908      2:1058      3:154       4:7         5:3790      6:112    
   7:5         8:1537      9:1        11:172      12:1711     13:288    
  14:2376     15:189      16:44       17:380      18:148      20:194    
  21:4        22:188      23:5581     24:2290     25:6        27:2674   
  29:19       31:2445     32:93       34:1        35:68       36:1751   
  37:4381     38:2674     39:710      40:151      41:3939     42:1092   
  43:2179     44:286      45:16101    46:4109     47:348      49:1664   
  50:1931     51:107      52:1404     53:1        54:360      55:710    
  56:8        57:59       58:1851     59:1179     60:962      61:2259   
  62:2490     63:1944     64:5515     65:2300     66:4847     67:3000   
  68:1182     69:4150     70:1343     71:663      72:3066     74:2663   
  75:1389     76:588      77:2143     78:3463     79:3105     80:1980   
  81:1704     82:1476     83:1208     84:1332     85:3509     86:713    
  87:1971     88:2365     89:3265     90:522      91:7627     92:1978   
  93:2602     94:3473     95:4496     96:1306     97:347      98:992    
  99:816     100:76      101:1044    102:2030    103:28857   104:4305   
 105:464     106:841     107:2509    108:825     109:4227    110:2068   
 111:3245    112:2009    113:1483    114:1487    115:2137    116:1884   
 117:2524    118:2334    119:1904    120:1647    121:1091    122:2532   
 123:2155    124:1538    125:2131    128:1215    129:1212    130:916    
 131:2077    132:796     133:373     134:1931    135:289     136:881    
 137:1018    138:2450    139:1509    140:856     141:1401    142:1286   
 143:1478    144:1244    145:342     146:1787    147:1466    148:2244   
 149:1707    150:860     151:1078    152:1836    153:535     154:3505   
 155:1429    156:1889    157:1232    158:1028    159:2089    160:2441   
 161:1326    162:3468    163:1246    164:1652    165:1629    166:697    
 167:1749    168:3758    169:706     170:4434    171:816     172:3090   
 173:3073    174:1020    175:1144    176:3507    177:4561    178:3439   
 179:2008    180:2343    181:2953    182:3203    183:1957    184:2385   
 185:19492   186:4389    187:3648    188:3871    189:3116    190:8945   
 191:1298    192:11046   193:8591    194:6964    195:4968    196:2982   
 197:2399    198:6025    199:6023    200:7492    201:5673    202:10570  
 203:10206   204:4552    205:3390    206:3769    207:3399    208:4043   
 209:4670    210:4306    211:2451    212:4014    213:3418    214:1146   
 215:67      216:6456    217:2666    218:1261    219:551     220:2030   
 221:984     222:850     223:2111   

End of report


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