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

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 1 21:13:17 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 01 Feb, 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:                              888952
    Prefixes after maximum aggregation (per Origin AS):          333610
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      426734
    Number of IPv4 prefixes with a valid ROA:                    306895
    Number of IPv4 prefixes with an invalid ROA:                   2824
    Number of IPv4 prefixes with no ROA:                         579233
Total ASes present in the Internet Routing Table:                 72696
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62410
Origin ASes announcing only one prefix:                           25676
Transit ASes present in the Internet Routing Table:               10286
Transit-only ASes present in the Internet Routing Table:            376
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:               916
    Number of instances of unregistered ASNs:                       920
Number of 32-bit ASNs allocated by the RIRs:                      38451
Number of 32-bit ASNs visible in the Routing Table:               32010
Prefixes from 32-bit ASNs in the Routing Table:                  149531
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:            536
Number of addresses announced to Internet:                   3068300032
    Equivalent to 182 /8s, 226 /16s and 139 /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:      300225

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

Prefixes being announced by APNIC Region ASes:                   234527
    Total APNIC prefixes after maximum aggregation:               65467
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229387
    Unique aggregates announced from the APNIC address blocks:    93926
APNIC Region origin ASes present in the Internet Routing Table:   12324
    APNIC Prefixes per ASN:                                       18.61
APNIC Region origin ASes announcing only one prefix:               3514
APNIC Region transit ASes present in the Internet Routing Table:   1733
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:   7530
Number of APNIC addresses announced to Internet:              774161664
    Equivalent to 46 /8s, 36 /16s and 197 /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:                    257942
    Total ARIN prefixes after maximum aggregation:               118648
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257888
    Unique aggregates announced from the ARIN address blocks:    123147
ARIN Region origin ASes present in the Internet Routing Table:    18934
    ARIN Prefixes per ASN:                                        13.62
ARIN Region origin ASes announcing only one prefix:                6845
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    4316
Number of ARIN addresses announced to Internet:              1295929600
    Equivalent to 77 /8s, 62 /16s and 81 /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:                    253281
    Total RIPE prefixes after maximum aggregation:               116199
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249741
    Unique aggregates announced from the RIPE address blocks:    148757
RIPE Region origin ASes present in the Internet Routing Table:    28154
    RIPE Prefixes per ASN:                                         8.87
RIPE Region origin ASes announcing only one prefix:               12106
RIPE Region transit ASes present in the Internet Routing Table:    3944
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:   10626
Number of RIPE addresses announced to Internet:               713265408
    Equivalent to 42 /8s, 131 /16s and 145 /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:                  114885
    Total LACNIC prefixes after maximum aggregation:              27265
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115602
    Unique aggregates announced from the LACNIC address blocks:   48531
LACNIC Region origin ASes present in the Internet Routing Table:  10928
    LACNIC Prefixes per ASN:                                      10.58
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2186
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:  8619
Number of LACNIC addresses announced to Internet:             176442368
    Equivalent to 10 /8s, 132 /16s and 76 /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:                  27401
    Total AfriNIC prefixes after maximum aggregation:              5350
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         35797
    Unique aggregates announced from the AfriNIC address blocks:  11903
AfriNIC Region origin ASes present in the Internet Routing Table:  1585
    AfriNIC Prefixes per ASN:                                     22.58
AfriNIC Region origin ASes announcing only one prefix:              546
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:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  919
Number of AfriNIC addresses announced to Internet:            108176128
    Equivalent to 6 /8s, 114 /16s and 163 /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        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5854        787     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3605       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2316        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2275      11119     593  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        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        6166      10142    2624  AMAZON-02, US
 11492        4518        299     786  CABLEONE, US
 22773        3987       3032     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3661       1887    2564  AKAMAI-AS, US
  6327        3361       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2609        374     141  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     428  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        6885       1692      17  TTNET, TR
 12479        6796       1718     153  UNI2-AS, ES
  8551        4008        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3875       3194     541  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2290     905  ROSTELECOM-AS, RU
  9009        2479        250    1290  M247, GB
 34984        2219        357     602  TELLCOM-AS, TR
 58224        1788        928     584  TCI, IR
 47331        1761        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       10789       3414     568  Uninet S.A. de C.V., MX
 10620        3452        518     715  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1653        283     467  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1389       2330     249  CLARO S.A., BR
  3816        1247        658     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1130       2350     139  TIM SA, BR
  6147        1094        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        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        1611        393      21  LINKdotNET-AS, EG
 24835        1508        499      31  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
  6713         612       1863      34  IAM-AS, MA
 36935         548        520      40  Vodafone-, EG
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         422        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       10789       3414     568  Uninet S.A. de C.V., MX
  9808        9045       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6885       1692      17  TTNET, TR
 12479        6796       1718     153  UNI2-AS, ES
 16509        6166      10142    2624  AMAZON-02, US
  7545        5854        787     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4518        299     786  CABLEONE, US
  8551        4008        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3987       3032     371  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        9045         9008  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6885         6868  TTNET, TR
 12479        6796         6643  UNI2-AS, ES
  7545        5854         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4644         4571  ERX-CERNET-BKB China Education and Research Net
  8551        4008         3969  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 11492        4518         3732  CABLEONE, US
 22773        3987         3616  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
    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
     17033  UNALLOCATED  8.48.225.0/24             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    /16:13589   /17:8359    /18:13891   
/19:25139   /20:43442   /21:52136   /22:108215  /23:95660   /24:524185  
/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        6022        6885  TTNET, TR
 12479        5754        6796  UNI2-AS, ES
  8151        4606       10789  Uninet S.A. de C.V., MX
  8551        3472        4008  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3443        4518  CABLEONE, US
  6327        3173        3361  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2975        3987  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2265        2609  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1898      2:1000      3:153       4:7         5:3741      6:103    
   7:5         8:1521      9:1        11:172      12:1711     13:407    
  14:2370     15:156      16:39       17:373      18:137      20:166    
  21:4        22:188      23:5427     24:2326     25:6        27:2670   
  29:19       31:2410     32:98       34:1        35:52       36:1737   
  37:3945     38:2514     39:715      40:150      41:3864     42:1063   
  43:2121     44:293      45:16010    46:3856     47:303      49:1619   
  50:1901     51:107      52:1345     53:1        54:292      55:728    
  56:8        57:56       58:1818     59:1135     60:959      61:2274   
  62:2432     63:1944     64:5482     65:2312     66:4902     67:2949   
  68:1182     69:4164     70:1345     71:679      72:3054     74:2636   
  75:1516     76:715      77:2129     78:3810     79:3100     80:1931   
  81:1655     82:1451     83:1198     84:1325     85:3620     86:704    
  87:1966     88:2617     89:3150     90:502      91:7521     92:1894   
  93:2594     94:3248     95:4479     96:1308     97:345      98:988    
  99:863     100:76      101:1065    102:1968    103:28269   104:4104   
 105:459     106:844     107:2456    108:758     109:4183    110:2056   
 111:3208    112:1964    113:1487    114:1541    115:2134    116:1891   
 117:2509    118:2334    119:1870    120:1636    121:1053    122:2525   
 123:2154    124:1556    125:2107    128:1373    129:1198    130:918    
 131:2093    132:782     133:367     134:1939    135:290     136:858    
 137:1004    138:2485    139:1230    140:882     141:1349    142:1249   
 143:1437    144:1228    145:340     146:1758    147:1478    148:2243   
 149:1667    150:858     151:1080    152:1821    153:524     154:3684   
 155:1331    156:1866    157:1216    158:1011    159:2029    160:2393   
 161:1295    162:3434    163:1216    164:1678    165:1548    166:621    
 167:1717    168:3676    169:691     170:4289    171:817     172:3012   
 173:3035    174:1019    175:1143    176:3506    177:4606    178:3034   
 179:2063    180:2358    181:2882    182:3188    183:1919    184:2400   
 185:19278   186:4305    187:3619    188:3807    189:3282    190:8980   
 191:1333    192:11020   193:8526    194:6955    195:4969    196:2919   
 197:2370    198:5994    199:5995    200:7509    201:5763    202:10514  
 203:10213   204:4531    205:3380    206:3808    207:3368    208:4004   
 209:4619    210:4279    211:2451    212:3929    213:3387    214:1152   
 215:64      216:6371    217:2620    218:1233    219:579     220:2043   
 221:989     222:862     223:2145   

End of report


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