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

REN Routing Table Report cscora at frr.nsrc.org
Fri Oct 22 21:13:14 UTC 2021


Global R&E Routing Table Report   21:10 GMT Fri 22 Oct, 2021

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

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

BGP routing table entries examined:                              872496
    Prefixes after maximum aggregation (per Origin AS):          330946
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419271
Total ASes present in the Internet Routing Table:                 72169
    Prefixes per ASN:                                             12.09
Origin-only ASes present in the Internet Routing Table:           62002
Origin ASes announcing only one prefix:                           25505
Transit ASes present in the Internet Routing Table:               10167
Transit-only ASes present in the Internet Routing Table:            353
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1211
    Number of instances of unregistered ASNs:                      1213
Number of 32-bit ASNs allocated by the RIRs:                      37599
Number of 32-bit ASNs visible in the Routing Table:               31205
Prefixes from 32-bit ASNs in the Routing Table:                  143209
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            422
Number of addresses announced to Internet:                   3071908352
    Equivalent to 183 /8s, 25 /16s and 154 /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:      294535

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

Prefixes being announced by APNIC Region ASes:                   228485
    Total APNIC prefixes after maximum aggregation:               64116
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224223
    Unique aggregates announced from the APNIC address blocks:    92298
APNIC Region origin ASes present in the Internet Routing Table:   12015
    APNIC Prefixes per ASN:                                       18.66
APNIC Region origin ASes announcing only one prefix:               3407
APNIC Region transit ASes present in the Internet Routing Table:   1692
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7207
Number of APNIC addresses announced to Internet:              773611264
    Equivalent to 46 /8s, 28 /16s and 95 /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:                    254622
    Total ARIN prefixes after maximum aggregation:               117388
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254450
    Unique aggregates announced from the ARIN address blocks:    121818
ARIN Region origin ASes present in the Internet Routing Table:    18921
    ARIN Prefixes per ASN:                                        13.45
ARIN Region origin ASes announcing only one prefix:                6853
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4170
Number of ARIN addresses announced to Internet:              1301433344
    Equivalent to 77 /8s, 146 /16s and 76 /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:                    249676
    Total RIPE prefixes after maximum aggregation:               116674
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245994
    Unique aggregates announced from the RIPE address blocks:    146192
RIPE Region origin ASes present in the Internet Routing Table:    28094
    RIPE Prefixes per ASN:                                         8.76
RIPE Region origin ASes announcing only one prefix:               12098
RIPE Region transit ASes present in the Internet Routing Table:    3920
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10488
Number of RIPE addresses announced to Internet:               712210432
    Equivalent to 42 /8s, 115 /16s and 120 /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:                  111742
    Total LACNIC prefixes after maximum aggregation:              26761
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112631
    Unique aggregates announced from the LACNIC address blocks:   47444
LACNIC Region origin ASes present in the Internet Routing Table:  10776
    LACNIC Prefixes per ASN:                                      10.45
LACNIC Region origin ASes announcing only one prefix:              2600
LACNIC Region transit ASes present in the Internet Routing Table:  2120
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8447
Number of LACNIC addresses announced to Internet:             176464896
    Equivalent to 10 /8s, 132 /16s and 164 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                  26760
    Total AfriNIC prefixes after maximum aggregation:              5222
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34775
    Unique aggregates announced from the AfriNIC address blocks:  11152
AfriNIC Region origin ASes present in the Internet Routing Table:  1564
    AfriNIC Prefixes per ASN:                                     22.23
AfriNIC Region origin ASes announcing only one prefix:              547
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:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  893
Number of AfriNIC addresses announced to Internet:            107917056
    Equivalent to 6 /8s, 110 /16s and 175 /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        8507       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5836        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2253      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2164        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2127        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C

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        5776       9982    2533  AMAZON-02, US
 11492        4670        309     783  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2526       5028     445  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2243      24160    1434  ATT-INTERNET4, 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
 47331        8221       1095    3294  TTNET, TR
 12479        6864       1726     143  UNI2-AS, ES
 20940        3891       3198     562  AKAMAI-ASN1, NL
  8551        3272        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2510        259    1325  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1692        902     581  TCI, IR
 61317        1661        223     923  ASDETUK www.heficed.com, GB

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        8903       3461     572  Uninet S.A. de C.V., MX
 10620        3415        520     713  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1643        297     457  Mega Cable, S.A. de C.V., MX
  6503        1523        359     473  Axtel, S.A.B. de C.V., MX
 28573        1429       2309     253  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1126       2351     135  TIM SA, BR
  6147        1083        369      22  Telefonica del Peru S.A.A., PE
 11664         956        187     443  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        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         344        319      73  TENET-1, ZA

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        8903       3461     572  Uninet S.A. de C.V., MX
  9808        8507       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8221       1095    3294  TTNET, TR
 12479        6864       1726     143  UNI2-AS, ES
  7545        5836        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5776       9982    2533  AMAZON-02, US
 11492        4670        309     783  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3891       3198     562  AKAMAI-ASN1, NL

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        8507         8459  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6864         6721  UNI2-AS, ES
  7545        5836         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8221         4927  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4670         3887  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4090         3708  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3449  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     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              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
0.0.0.0/0                  7575  AARNET-AS-AP Australian Academic and Research N
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:       174  COGENT-174, US
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:99      /12:305     
/13:596     /14:1210    /15:2079    /16:13590   /17:8249    /18:13902   
/19:25246   /20:42487   /21:51410   /22:107254  /23:94112   /24:511886  
/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
 47331        7391        8221  TTNET, TR
 12479        5825        6864  UNI2-AS, ES
 11492        3609        4670  CABLEONE, US
  8151        3291        8903  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3010        4090  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2736        3272  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1901      2:1050      3:145       4:19        5:3659      6:85     
   7:5         8:1521      9:1        11:172      12:1714     13:401    
  14:2221     15:118      16:24       17:372      18:123      20:126    
  21:4        22:188      23:5223     24:2413     25:2        27:2631   
  29:19       31:2364     32:103      34:1        35:47       36:1672   
  37:3908     38:2321     39:611      40:151      41:3838     42:1043   
  43:2076     44:291      45:15570    46:3638     47:320      48:1      
  49:1653     50:1840     51:100      52:1294     54:279      55:734    
  56:4        57:59       58:1805     59:1092     60:932      61:2220   
  62:2313     63:1958     64:5375     65:2362     66:4926     67:2888   
  68:1162     69:4109     70:1355     71:685      72:3160     74:2632   
  75:1495     76:699      77:2042     78:3877     79:2570     80:1855   
  81:1652     82:1345     83:1166     84:1292     85:3615     86:717    
  87:1878     88:2694     89:3072     90:507      91:7422     92:1834   
  93:2573     94:3134     95:4523     96:1290     97:347      98:976    
  99:953     100:75      101:1054    102:1750    103:27346   104:4053   
 105:436     106:801     107:2382    108:733     109:3922    110:1944   
 111:3071    112:1963    113:1294    114:1514    115:2110    116:1855   
 117:2429    118:2264    119:1879    120:1553    121:1067    122:2525   
 123:2165    124:1540    125:1931    128:1414    129:1168    130:905    
 131:2072    132:775     133:364     134:1889    135:318     136:785    
 137:1002    138:2433    139:1216    140:835     141:1290    142:1197   
 143:1376    144:1276    145:326     146:1564    147:1459    148:2242   
 149:1490    150:844     151:1090    152:1661    153:511     154:3134   
 155:1370    156:1766    157:1185    158:994     159:2047    160:2345   
 161:1245    162:3354    163:1115    164:1650    165:1478    166:584    
 167:1693    168:3645    169:692     170:4300    171:807     172:2763   
 173:2973    174:1004    175:1138    176:3351    177:4534    178:2997   
 179:1933    180:2333    181:2688    182:3083    183:1876    184:2414   
 185:18976   186:4239    187:3205    188:3456    189:2914    190:8718   
 191:1314    192:10854   193:8407    194:6838    195:4885    196:2886   
 197:2168    198:6030    199:5922    200:7362    201:5496    202:10421  
 203:10218   204:4518    205:3377    206:3799    207:3359    208:4002   
 209:4742    210:4201    211:2425    212:3790    213:3386    214:1166   
 215:62      216:6382    217:2621    218:1190    219:567     220:2007   
 221:977     222:838     223:1962   

End of report


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