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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 25 21:13:19 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 25 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:                              888438
    Prefixes after maximum aggregation (per Origin AS):          333462
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426211
    Number of IPv4 prefixes with a valid ROA:                    305873
    Number of IPv4 prefixes with an invalid ROA:                   2726
    Number of IPv4 prefixes with no ROA:                         579839
Total ASes present in the Internet Routing Table:                 72691
    Prefixes per ASN:                                             12.22
Origin-only ASes present in the Internet Routing Table:           62403
Origin ASes announcing only one prefix:                           25688
Transit ASes present in the Internet Routing Table:               10288
Transit-only ASes present in the Internet Routing Table:            382
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:               940
    Number of instances of unregistered ASNs:                       944
Number of 32-bit ASNs allocated by the RIRs:                      38385
Number of 32-bit ASNs visible in the Routing Table:               31956
Prefixes from 32-bit ASNs in the Routing Table:                  148985
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:            573
Number of addresses announced to Internet:                   3068409856
    Equivalent to 182 /8s, 228 /16s and 56 /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:      299791

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

Prefixes being announced by APNIC Region ASes:                   234202
    Total APNIC prefixes after maximum aggregation:               65286
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          229056
    Unique aggregates announced from the APNIC address blocks:    93760
APNIC Region origin ASes present in the Internet Routing Table:   12285
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3493
APNIC Region transit ASes present in the Internet Routing Table:   1727
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:   7487
Number of APNIC addresses announced to Internet:              773343488
    Equivalent to 46 /8s, 24 /16s and 73 /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:                    257996
    Total ARIN prefixes after maximum aggregation:               118647
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257966
    Unique aggregates announced from the ARIN address blocks:    122961
ARIN Region origin ASes present in the Internet Routing Table:    18933
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6849
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:    4311
Number of ARIN addresses announced to Internet:              1296546048
    Equivalent to 77 /8s, 71 /16s and 185 /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:                    253204
    Total RIPE prefixes after maximum aggregation:               116179
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249583
    Unique aggregates announced from the RIPE address blocks:    148642
RIPE Region origin ASes present in the Internet Routing Table:    28180
    RIPE Prefixes per ASN:                                         8.86
RIPE Region origin ASes announcing only one prefix:               12126
RIPE Region transit ASes present in the Internet Routing Table:    3937
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10624
Number of RIPE addresses announced to Internet:               713469696
    Equivalent to 42 /8s, 134 /16s and 175 /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:                  114549
    Total LACNIC prefixes after maximum aggregation:              27301
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115304
    Unique aggregates announced from the LACNIC address blocks:   48478
LACNIC Region origin ASes present in the Internet Routing Table:  10932
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2674
LACNIC Region transit ASes present in the Internet Routing Table:  2202
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:  8621
Number of LACNIC addresses announced to Internet:             176490752
    Equivalent to 10 /8s, 133 /16s and 9 /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:                  27547
    Total AfriNIC prefixes after maximum aggregation:              5359
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35955
    Unique aggregates announced from the AfriNIC address blocks:  11858
AfriNIC Region origin ASes present in the Internet Routing Table:  1581
    AfriNIC Prefixes per ASN:                                     22.74
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  913
Number of AfriNIC addresses announced to Internet:            108204800
    Equivalent to 6 /8s, 115 /16s and 19 /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        9102       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        786     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       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        3432       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2269      11119     588  KIXS-AS-KR Korea Telecom, KR
  9498        2253        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        6108      10133    2599  AMAZON-02, US
 11492        4585        304     745  CABLEONE, US
 22773        3994       3054     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3665       1890    2564  AKAMAI-AS, US
  6327        3353       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2612        374     131  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       4962     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2248       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        6921       1692      17  TTNET, TR
 12479        6820       1718     153  UNI2-AS, ES
  8551        3983        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3868       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     602  TELLCOM-AS, TR
 58224        1791        928     586  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       10709       3408     575  Uninet S.A. de C.V., MX
 10620        3446        519     713  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        1383       2328     253  CLARO S.A., BR
  3816        1246        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2350     139  TIM SA, BR
  6147        1093        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        1300       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         876         63      60  ORANGE-COTE-IVOIRE, CI
 36935         716        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       10709       3408     575  Uninet S.A. de C.V., MX
  9808        9102       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6921       1692      17  TTNET, TR
 12479        6820       1718     153  UNI2-AS, ES
 16509        6108      10133    2599  AMAZON-02, US
  7545        5842        786     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4585        304     745  CABLEONE, US
 22773        3994       3054     376  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        3983        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9102         9061  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6921         6904  TTNET, TR
 12479        6820         6667  UNI2-AS, ES
  7545        5842         5166  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642         4569  ERX-CERNET-BKB China Education and Research Net
  8551        3983         3944  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4585         3840  CABLEONE, US
 22773        3994         3618  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
      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
5.253.224.0/24       Origin:     61049  EXASCALE, GB
5.253.224.0/24      Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.130.184.0/24      Origin:      7247  MOJO, US
23.130.184.0/24     Transit:      6939  HURRICANE, 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

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     /14:1202    /15:2065    /16:13591   /17:8353    /18:13890   
/19:25156   /20:43378   /21:52188   /22:108393  /23:95613   /24:523543  
/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        6058        6921  TTNET, TR
 12479        5773        6820  UNI2-AS, ES
  8151        4546       10709  Uninet S.A. de C.V., MX
 11492        3514        4585  CABLEONE, US
  8551        3447        3983  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3165        3353  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2975        3994  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)
----------------------------------------------

   1:1896      2:999       3:153       4:7         5:3719      6:102    
   7:5         8:1523      9:1        11:172      12:1703     13:405    
  14:2366     15:151      16:39       17:375      18:128      20:167    
  21:4        22:188      23:5414     24:2359     25:4        27:2672   
  29:19       31:2402     32:100      34:1        35:51       36:1734   
  37:3944     38:2513     39:736      40:150      41:3884     42:1064   
  43:2120     44:294      45:16033    46:3850     47:304      49:1614   
  50:1898     51:107      52:1343     54:294      55:732      56:8      
  57:56       58:1813     59:1117     60:962      61:2277     62:2427   
  63:1946     64:5392     65:2322     66:4902     67:2947     68:1183   
  69:4165     70:1344     71:682      72:3073     74:2634     75:1516   
  76:714      77:2144     78:3817     79:3082     80:1921     81:1659   
  82:1454     83:1197     84:1328     85:3572     86:701      87:1895   
  88:2626     89:3138     90:501      91:7505     92:1906     93:2591   
  94:3245     95:4489     96:1308     97:344      98:992      99:863    
 100:76      101:1066    102:1922    103:28191   104:4120    105:462    
 106:847     107:2437    108:756     109:4191    110:2050    111:3208   
 112:1956    113:1489    114:1530    115:2140    116:1870    117:2512   
 118:2329    119:1875    120:1636    121:1060    122:2527    123:2153   
 124:1535    125:2088    128:1381    129:1192    130:919     131:2093   
 132:787     133:368     134:1937    135:290     136:854     137:1005   
 138:2483    139:1223    140:879     141:1342    142:1248    143:1446   
 144:1232    145:335     146:1766    147:1485    148:2245    149:1664   
 150:865     151:1083    152:1814    153:524     154:3684    155:1371   
 156:1852    157:1209    158:1008    159:2030    160:2390    161:1295   
 162:3421    163:1215    164:1679    165:1572    166:621     167:1715   
 168:3673    169:692     170:4307    171:823     172:3015    173:3051   
 174:1017    175:1140    176:3475    177:4584    178:3021    179:2008   
 180:2360    181:2884    182:3172    183:1921    184:2425    185:19236  
 186:4294    187:3566    188:3787    189:3226    190:8969    191:1311   
 192:11019   193:8521    194:6955    195:4965    196:2927    197:2366   
 198:5986    199:5986    200:7469    201:5744    202:10512   203:10231  
 204:4529    205:3382    206:3808    207:3378    208:3999    209:4611   
 210:4273    211:2457    212:3940    213:3387    214:1157    215:64     
 216:6407    217:2627    218:1229    219:554     220:2046    221:989    
 222:879     223:2144   

End of report


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