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

REN Routing Table Report cscora at frr.nsrc.org
Thu Jan 27 21:13:12 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 27 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:                              888796
    Prefixes after maximum aggregation (per Origin AS):          333661
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426367
    Number of IPv4 prefixes with a valid ROA:                    306455
    Number of IPv4 prefixes with an invalid ROA:                   2764
    Number of IPv4 prefixes with no ROA:                         579577
Total ASes present in the Internet Routing Table:                 72700
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62398
Origin ASes announcing only one prefix:                           25682
Transit ASes present in the Internet Routing Table:               10302
Transit-only ASes present in the Internet Routing Table:            383
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:               928
    Number of instances of unregistered ASNs:                       932
Number of 32-bit ASNs allocated by the RIRs:                      38401
Number of 32-bit ASNs visible in the Routing Table:               31978
Prefixes from 32-bit ASNs in the Routing Table:                  149191
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            546
Number of addresses announced to Internet:                   3068648960
    Equivalent to 182 /8s, 231 /16s and 222 /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:      299827

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

Prefixes being announced by APNIC Region ASes:                   234480
    Total APNIC prefixes after maximum aggregation:               65374
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          229311
    Unique aggregates announced from the APNIC address blocks:    93791
APNIC Region origin ASes present in the Internet Routing Table:   12299
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3504
APNIC Region transit ASes present in the Internet Routing Table:   1735
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:   7505
Number of APNIC addresses announced to Internet:              774246400
    Equivalent to 46 /8s, 38 /16s and 16 /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:                    258067
    Total ARIN prefixes after maximum aggregation:               118724
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258044
    Unique aggregates announced from the ARIN address blocks:    122972
ARIN Region origin ASes present in the Internet Routing Table:    18930
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6843
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    4309
Number of ARIN addresses announced to Internet:              1296061696
    Equivalent to 77 /8s, 64 /16s and 85 /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:                    253066
    Total RIPE prefixes after maximum aggregation:               116241
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249548
    Unique aggregates announced from the RIPE address blocks:    148734
RIPE Region origin ASes present in the Internet Routing Table:    28182
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12116
RIPE Region transit ASes present in the Internet Routing Table:    3939
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10634
Number of RIPE addresses announced to Internet:               713296640
    Equivalent to 42 /8s, 132 /16s and 11 /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:                  114698
    Total LACNIC prefixes after maximum aggregation:              27268
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115418
    Unique aggregates announced from the LACNIC address blocks:   48524
LACNIC Region origin ASes present in the Internet Routing Table:  10931
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2674
LACNIC Region transit ASes present in the Internet Routing Table:  2204
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:  8614
Number of LACNIC addresses announced to Internet:             176491520
    Equivalent to 10 /8s, 133 /16s and 12 /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:                  27557
    Total AfriNIC prefixes after maximum aggregation:              5374
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         35928
    Unique aggregates announced from the AfriNIC address blocks:  11861
AfriNIC Region origin ASes present in the Internet Routing Table:  1584
    AfriNIC Prefixes per ASN:                                     22.68
AfriNIC Region origin ASes announcing only one prefix:              545
AfriNIC Region transit ASes present in the Internet Routing Table:  318
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:  916
Number of AfriNIC addresses announced to Internet:            108208128
    Equivalent to 6 /8s, 115 /16s and 32 /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        9046       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5854        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2269      11119     588  KIXS-AS-KR Korea Telecom, KR
  9498        2268        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        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        6144      10139    2630  AMAZON-02, US
 11492        4529        300     794  CABLEONE, US
 22773        3997       3054     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3666       1891    2567  AKAMAI-AS, US
  6327        3360       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2612        374     131  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       4962     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3035     508  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        6909       1692      17  TTNET, TR
 12479        6789       1718     153  UNI2-AS, ES
  8551        4000        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3873       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2286     903  ROSTELECOM-AS, RU
  9009        2512        258    1308  M247, GB
 34984        2218        357     603  TELLCOM-AS, TR
 58224        1787        927     583  TCI, IR
 47331        1763        278    1334  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       10728       3410     571  Uninet S.A. de C.V., MX
 10620        3456        520     709  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1649        283     467  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1384       2328     253  CLARO S.A., BR
  3816        1247        658     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2350     139  TIM SA, BR
  6147        1094        369      21  Telefonica del Peru S.A.A., PE
 11664        1002        191     448  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        1625        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         876         63      60  ORANGE-COTE-IVOIRE, CI
 36935         736        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         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       10728       3410     571  Uninet S.A. de C.V., MX
  9808        9046       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6909       1692      17  TTNET, TR
 12479        6789       1718     153  UNI2-AS, ES
 16509        6144      10139    2630  AMAZON-02, US
  7545        5854        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4529        300     794  CABLEONE, US
  8551        4000        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3997       3054     378  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        9046         9009  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6909         6892  TTNET, TR
 12479        6789         6636  UNI2-AS, ES
  7545        5854         5169  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643         4570  ERX-CERNET-BKB China Education and Research Net
  8551        4000         3961  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4529         3735  CABLEONE, US
 22773        3997         3619  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3605         3586  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
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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
23.141.0.0/24        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
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     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      /10:40      /11:100     /12:305     
/13:591     /14:1203    /15:2067    /16:13591   /17:8360    /18:13885   
/19:25168   /20:43423   /21:52191   /22:108376  /23:95740   /24:523726  
/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        6046        6909  TTNET, TR
 12479        5745        6789  UNI2-AS, ES
  8151        4564       10728  Uninet S.A. de C.V., MX
  8551        3464        4000  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3456        4529  CABLEONE, US
  6327        3172        3360  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2977        3997  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2267        2612  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1897      2:1004      3:153       4:7         5:3718      6:102    
   7:5         8:1522      9:1        11:172      12:1707     13:408    
  14:2371     15:154      16:39       17:374      18:128      20:167    
  21:4        22:188      23:5418     24:2346     25:4        27:2668   
  29:19       31:2407     32:101      34:1        35:52       36:1734   
  37:3918     38:2511     39:736      40:151      41:3860     42:1066   
  43:2119     44:295      45:16038    46:3842     47:303      49:1612   
  50:1896     51:107      52:1345     54:294      55:733      56:8      
  57:56       58:1818     59:1123     60:960      61:2271     62:2433   
  63:1947     64:5372     65:2309     66:4904     67:2945     68:1183   
  69:4165     70:1344     71:677      72:3062     74:2639     75:1515   
  76:715      77:2134     78:3817     79:3102     80:1925     81:1657   
  82:1453     83:1198     84:1323     85:3558     86:705      87:1898   
  88:2622     89:3136     90:498      91:7524     92:1895     93:2594   
  94:3247     95:4489     96:1308     97:345      98:993      99:863    
 100:76      101:1066    102:1932    103:28212   104:4121    105:462    
 106:847     107:2456    108:760     109:4194    110:2051    111:3208   
 112:1963    113:1489    114:1539    115:2139    116:1873    117:2502   
 118:2328    119:1870    120:1636    121:1056    122:2528    123:2154   
 124:1556    125:2089    128:1377    129:1196    130:920     131:2094   
 132:785     133:368     134:1939    135:290     136:857     137:1002   
 138:2481    139:1228    140:881     141:1346    142:1251    143:1436   
 144:1229    145:331     146:1761    147:1487    148:2244    149:1658   
 150:854     151:1084    152:1822    153:524     154:3680    155:1365   
 156:1853    157:1217    158:1011    159:2029    160:2383    161:1295   
 162:3424    163:1212    164:1677    165:1563    166:622     167:1718   
 168:3667    169:695     170:4304    171:821     172:3021    173:3043   
 174:1014    175:1142    176:3508    177:4595    178:3036    179:2039   
 180:2362    181:2862    182:3173    183:1918    184:2400    185:19267  
 186:4289    187:3605    188:3792    189:3268    190:8984    191:1307   
 192:11012   193:8517    194:6962    195:4962    196:2918    197:2363   
 198:5994    199:5994    200:7486    201:5746    202:10544   203:10237  
 204:4527    205:3393    206:3808    207:3384    208:3997    209:4613   
 210:4274    211:2453    212:3933    213:3389    214:1160    215:64     
 216:6397    217:2620    218:1229    219:577     220:2045    221:989    
 222:862     223:2137   

End of report


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