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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jan 19 21:13:27 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 19 Jan, 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:                              887261
    Prefixes after maximum aggregation (per Origin AS):          333209
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      425833
    Number of IPv4 prefixes with a valid ROA:                    305167
    Number of IPv4 prefixes with an invalid ROA:                   2753
    Number of IPv4 prefixes with no ROA:                         579341
Total ASes present in the Internet Routing Table:                 72656
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62354
Origin ASes announcing only one prefix:                           25689
Transit ASes present in the Internet Routing Table:               10302
Transit-only ASes present in the Internet Routing Table:            385
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               924
    Number of instances of unregistered ASNs:                       928
Number of 32-bit ASNs allocated by the RIRs:                      38321
Number of 32-bit ASNs visible in the Routing Table:               31916
Prefixes from 32-bit ASNs in the Routing Table:                  148559
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3072608000
    Equivalent to 183 /8s, 36 /16s and 71 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      299499

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

Prefixes being announced by APNIC Region ASes:                   233881
    Total APNIC prefixes after maximum aggregation:               65207
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228740
    Unique aggregates announced from the APNIC address blocks:    93665
APNIC Region origin ASes present in the Internet Routing Table:   12265
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3489
APNIC Region transit ASes present in the Internet Routing Table:   1718
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7473
Number of APNIC addresses announced to Internet:              773282816
    Equivalent to 46 /8s, 23 /16s and 92 /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:                    257558
    Total ARIN prefixes after maximum aggregation:               118530
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257489
    Unique aggregates announced from the ARIN address blocks:    122797
ARIN Region origin ASes present in the Internet Routing Table:    18932
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1927
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4299
Number of ARIN addresses announced to Internet:              1300431616
    Equivalent to 77 /8s, 131 /16s and 3 /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:                    252968
    Total RIPE prefixes after maximum aggregation:               116227
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249378
    Unique aggregates announced from the RIPE address blocks:    148567
RIPE Region origin ASes present in the Internet Routing Table:    28170
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12121
RIPE Region transit ASes present in the Internet Routing Table:    3940
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10616
Number of RIPE addresses announced to Internet:               713933824
    Equivalent to 42 /8s, 141 /16s and 196 /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:                  114394
    Total LACNIC prefixes after maximum aggregation:              27210
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115187
    Unique aggregates announced from the LACNIC address blocks:   48500
LACNIC Region origin ASes present in the Internet Routing Table:  10926
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2674
LACNIC Region transit ASes present in the Internet Routing Table:  2217
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8611
Number of LACNIC addresses announced to Internet:             176455936
    Equivalent to 10 /8s, 132 /16s and 129 /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:                  27536
    Total AfriNIC prefixes after maximum aggregation:              5351
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         35901
    Unique aggregates announced from the AfriNIC address blocks:  11800
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     22.69
AfriNIC Region origin ASes announcing only one prefix:              544
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  917
Number of AfriNIC addresses announced to Internet:            108146944
    Equivalent to 6 /8s, 114 /16s and 49 /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        8911       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5838        786     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3609       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3490       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3426       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2268      11119     587  KIXS-AS-KR Korea Telecom, KR
  9498        2248        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2121        429     199  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        6099      10134    2624  AMAZON-02, US
 11492        4598        304     765  CABLEONE, US
 22773        3992       3054     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3654       1886    2557  AKAMAI-AS, US
  6327        3349       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2605        374     141  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2505       4978     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2247       3035     507  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        6935       1692      17  TTNET, TR
 12479        6834       1734     151  UNI2-AS, ES
 20940        3865       3194     544  AKAMAI-ASN1, NL
  8551        3779        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3273        188      25  ALJAWWALSTC-AS, SA
 12389        2925       2286     903  ROSTELECOM-AS, RU
  9009        2502        258    1306  M247, GB
 34984        2216        357     602  TELLCOM-AS, TR
 58224        1781        926     588  TCI, IR
 47331        1764        278    1335  TTNET, TR

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       10661       3408     574  Uninet S.A. de C.V., MX
 10620        3443        519     715  Telmex Colombia S.A., CO
 11830        2461        369      62  Instituto Costarricense de Electricidad
 13999        1643        283     465  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1380       2326     254  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1151       2350     139  TIM SA, BR
  6147        1093        369      21  Telefonica del Peru S.A.A., PE
 11664         999        191     445  Techtel LMDS Comunicaciones Interactiva

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        1619        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         875         63      60  ORANGE-COTE-IVOIRE, CI
 36935         736        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         428        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       10661       3408     574  Uninet S.A. de C.V., MX
  9808        8911       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6935       1692      17  TTNET, TR
 12479        6834       1734     151  UNI2-AS, ES
 16509        6099      10134    2624  AMAZON-02, US
  7545        5838        786     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4598        304     765  CABLEONE, US
 22773        3992       3054     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, 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        8911         8870  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6935         6918  TTNET, TR
 12479        6834         6683  UNI2-AS, ES
  7545        5838         5163  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4654         4581  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4598         3833  CABLEONE, US
  8551        3779         3740  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        3992         3618  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3609         3590  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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, 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
     32848  UNALLOCATED  8.28.72.0/24              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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, 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
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  CONVERGE Converge ICT, PH
198.19.226.0/24           56207  CONVERGE Converge ICT, PH

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

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

Unassigned Network     ASN Information  AS Name
23.130.137.0/24      Origin:    212934  ACCURIS_TECHNOLOGIES, CA
23.130.137.0/24     Transit:     53667  PONYNET, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US

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      /10:41      /11:100     /12:305     
/13:591     /14:1204    /15:2066    /16:13575   /17:8331    /18:13886   
/19:25171   /20:43336   /21:52122   /22:108355  /23:95521   /24:522627  
/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        6070        6935  TTNET, TR
 12479        5777        6834  UNI2-AS, ES
  8151        4503       10661  Uninet S.A. de C.V., MX
 11492        3532        4598  CABLEONE, US
  8551        3243        3779  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3161        3349  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2976        3992  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2809        3273  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1889      2:987       3:153       4:7         5:3712      6:102    
   7:5         8:1524      9:1        11:172      12:1706     13:406    
  14:2355     15:147      16:39       17:374      18:129      20:167    
  21:4        22:188      23:5390     24:2369     25:4        27:2670   
  29:19       31:2406     32:101      34:1        35:50       36:1732   
  37:3940     38:2494     39:736      40:150      41:3905     42:1056   
  43:2119     44:296      45:16004    46:3850     47:305      49:1617   
  50:1907     51:105      52:1343     54:292      55:734      56:8      
  57:56       58:1812     59:1118     60:954      61:2273     62:2424   
  63:1936     64:5379     65:2321     66:4908     67:2952     68:1183   
  69:4160     70:1347     71:682      72:3071     74:2637     75:1515   
  76:714      77:2167     78:3811     79:2874     80:1916     81:1657   
  82:1442     83:1195     84:1330     85:3578     86:705      87:1890   
  88:2622     89:3151     90:502      91:7528     92:1904     93:2582   
  94:3257     95:4495     96:1307     97:344      98:993      99:863    
 100:76      101:1065    102:1925    103:28170   104:4112    105:459    
 106:844     107:2424    108:749     109:4185    110:2048    111:3143   
 112:1960    113:1487    114:1531    115:2141    116:1876    117:2512   
 118:2331    119:1891    120:1638    121:1059    122:2521    123:2150   
 124:1527    125:2083    128:1385    129:1149    130:915     131:2094   
 132:783     133:368     134:1931    135:286     136:856     137:1002   
 138:2486    139:1226    140:871     141:1338    142:1251    143:1437   
 144:1234    145:336     146:1762    147:1478    148:2239    149:1658   
 150:865     151:1078    152:1805    153:523     154:3676    155:1366   
 156:1844    157:1204    158:999     159:2014    160:2383    161:1269   
 162:3419    163:1206    164:1666    165:1546    166:622     167:1714   
 168:3657    169:694     170:4310    171:819     172:2982    173:3041   
 174:1016    175:1140    176:3466    177:4575    178:3019    179:2001   
 180:2359    181:2875    182:3179    183:1935    184:2415    185:19220  
 186:4320    187:3534    188:3754    189:3225    190:8981    191:1318   
 192:11000   193:8507    194:6949    195:4974    196:2921    197:2363   
 198:5974    199:5985    200:7471    201:5708    202:10500   203:10228  
 204:4524    205:3385    206:3805    207:3377    208:4000    209:4594   
 210:4269    211:2455    212:3935    213:3385    214:1148    215:64     
 216:6393    217:2627    218:1219    219:554     220:2055    221:990    
 222:881     223:2136   

End of report


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