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

REN Routing Table Report cscora at frr.nsrc.org
Fri Sep 10 21:12:56 UTC 2021


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

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

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

BGP routing table entries examined:                              865480
    Prefixes after maximum aggregation (per Origin AS):          327120
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      413964
Total ASes present in the Internet Routing Table:                 71951
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           61858
Origin ASes announcing only one prefix:                           25518
Transit ASes present in the Internet Routing Table:               10093
Transit-only ASes present in the Internet Routing Table:            331
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:              1267
    Number of instances of unregistered ASNs:                      1275
Number of 32-bit ASNs allocated by the RIRs:                      37178
Number of 32-bit ASNs visible in the Routing Table:               30864
Prefixes from 32-bit ASNs in the Routing Table:                  140864
Number of bogon 32-bit ASNs visible in the Routing Table:            55
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            477
Number of addresses announced to Internet:                   3039901952
    Equivalent to 181 /8s, 49 /16s and 57 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      292339

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

Prefixes being announced by APNIC Region ASes:                   227415
    Total APNIC prefixes after maximum aggregation:               63639
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223175
    Unique aggregates announced from the APNIC address blocks:    90710
APNIC Region origin ASes present in the Internet Routing Table:   11902
    APNIC Prefixes per ASN:                                       18.75
APNIC Region origin ASes announcing only one prefix:               3377
APNIC Region transit ASes present in the Internet Routing Table:   1660
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7078
Number of APNIC addresses announced to Internet:              774458112
    Equivalent to 46 /8s, 41 /16s and 75 /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, 131072-147769
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:                    251756
    Total ARIN prefixes after maximum aggregation:               115043
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251533
    Unique aggregates announced from the ARIN address blocks:    119741
ARIN Region origin ASes present in the Internet Routing Table:    18896
    ARIN Prefixes per ASN:                                        13.31
ARIN Region origin ASes announcing only one prefix:                6882
ARIN Region transit ASes present in the Internet Routing Table:    1942
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:    4096
Number of ARIN addresses announced to Internet:              1268458496
    Equivalent to 75 /8s, 155 /16s and 36 /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:                    248080
    Total RIPE prefixes after maximum aggregation:               115835
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           244374
    Unique aggregates announced from the RIPE address blocks:    144863
RIPE Region origin ASes present in the Internet Routing Table:    28043
    RIPE Prefixes per ASN:                                         8.71
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3899
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10392
Number of RIPE addresses announced to Internet:               711563776
    Equivalent to 42 /8s, 105 /16s and 154 /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:                  110886
    Total LACNIC prefixes after maximum aggregation:              26574
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         111956
    Unique aggregates announced from the LACNIC address blocks:   47155
LACNIC Region origin ASes present in the Internet Routing Table:  10782
    LACNIC Prefixes per ASN:                                      10.38
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2099
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8435
Number of LACNIC addresses announced to Internet:             176493312
    Equivalent to 10 /8s, 133 /16s and 19 /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:                  26076
    Total AfriNIC prefixes after maximum aggregation:              5202
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         33964
    Unique aggregates announced from the AfriNIC address blocks:  11075
AfriNIC Region origin ASes present in the Internet Routing Table:  1532
    AfriNIC Prefixes per ASN:                                     22.17
AfriNIC Region origin ASes announcing only one prefix:              536
AfriNIC Region transit ASes present in the Internet Routing Table:  309
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  863
Number of AfriNIC addresses announced to Internet:            108591104
    Equivalent to 6 /8s, 120 /16s and 248 /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        8309       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5807        785     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3647       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3524       1023      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2881       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2363        502     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11374     578  KIXS-AS-KR Korea Telecom, KR
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2114        437     194  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        5537       9707    2456  AMAZON-02, US
 11492        4663        309     739  CABLEONE, US
 22773        4011       3036     286  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
 16625        3595       1854    2500  AKAMAI-AS, US
  6327        3364       1313      62  SHAW, CA
 30036        2578        373     204  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2509       5029     449  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     504  CHARTER-20115, US
  5972        2151        477     789  DNIC-ASBLK-05800-06055, 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        8182       1089    3310  TTNET, TR
 12479        6840       1726     143  UNI2-AS, ES
 20940        3779       3197     554  AKAMAI-ASN1, NL
  8551        3293        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2879       2279     894  ROSTELECOM-AS, RU
  9009        2521        263    1348  M247, GB
 34984        2229        357     600  TELLCOM-AS, TR
 61317        1748        261     969  ASDETUK www.heficed.com, GB
 58224        1634        890     568  TCI, IR

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        8267       3457     577  Uninet S.A. de C.V., MX
 10620        3418        523     669  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1777        396     473  Mega Cable, S.A. de C.V., MX
  6503        1515        359     477  Axtel, S.A.B. de C.V., MX
 28573        1441       2300     229  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     134  TIM SA, BR
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  Alestra, S. de R.L. de C.V., MX

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        1631        393      20  LINKdotNET-AS, EG
 24835        1429        499      33  RAYA-AS, EG
 36992        1311       1489     267  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         775         68      11  ORANGE-COTE-IVOIRE, CI
  6713         613       1863      34  IAM-AS, MA
 36935         579        522      40  Vodafone-, EG
 15399         500         49      28  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
  2018         338        319      74  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
  9808        8309       8995      48  CMNET-GD Guangdong Mobile Communication
  8151        8267       3457     577  Uninet S.A. de C.V., MX
 47331        8182       1089    3310  TTNET, TR
 12479        6840       1726     143  UNI2-AS, ES
  7545        5807        785     671  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5537       9707    2456  AMAZON-02, US
 11492        4663        309     739  CABLEONE, US
 22773        4011       3036     286  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151        8267         7690  Uninet S.A. de C.V., MX
 12479        6840         6697  UNI2-AS, ES
  7545        5807         5136  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8182         4872  TTNET, TR
  7155        3968         3936  VIASAT-SP-BACKBONE, US
 11492        4663         3924  CABLEONE, US
  4538        3860         3787  ERX-CERNET-BKB China Education and Research Net
 22773        4011         3725  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3647         3628  VIETEL-AS-AP Viettel Group, VN
  7713        3524         3468  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
     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
    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 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:     15164  UPNLLC, US
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     
/13:589     /14:1191    /15:2037    /16:13387   /17:8174    /18:13857   
/19:25141   /20:42058   /21:50982   /22:106775  /23:92514   /24:508300  
/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        7346        8182  TTNET, TR
 12479        5765        6840  UNI2-AS, ES
 11492        3613        4663  CABLEONE, US
  6327        3176        3364  SHAW, CA
  7155        3056        3968  VIASAT-SP-BACKBONE, US
 22773        2991        4011  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8151        2764        8267  Uninet S.A. de C.V., MX
  8551        2758        3293  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2231        2578  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1905      2:1099      3:145       4:20        5:3597      6:84     
   7:5         8:1518      9:1        11:164      12:1738     13:391    
  14:2206     15:103      16:23       17:351      18:108      20:126    
  21:4        22:188      23:5065     24:2449     25:2        27:2591   
  29:19       31:2363     32:110      34:1        35:46       36:1676   
  37:3795     38:2222     39:638      40:166      41:3817     42:985    
  43:2081     44:290      45:15406    46:3685     47:353      48:7      
  49:1606     50:1816     51:100      52:1284     54:249      55:748    
  56:4        57:57       58:1786     59:1103     60:932      61:2177   
  62:2299     63:1961     64:5380     65:2356     66:4999     67:2892   
  68:1167     69:4111     70:1365     71:683      72:3162     74:2630   
  75:1501     76:696      77:2041     78:3786     79:2619     80:1872   
  81:1689     82:1360     83:1152     84:1308     85:3529     86:713    
  87:1832     88:2719     89:3040     90:520      91:7381     92:1820   
  93:2559     94:3133     95:4484     96:1301     97:345      98:977    
  99:958     100:76      101:1068    102:1684    103:26965   104:4021   
 105:427     106:826     107:2330    108:728     109:3885    110:1933   
 111:3132    112:1932    113:1261    114:1484    115:2110    116:1852   
 117:2415    118:2244    119:1884    120:1509    121:1055    122:2507   
 123:2168    124:1543    125:1946    128:1355    129:1375    130:884    
 131:2035    132:773     133:362     134:1812    135:306     136:779    
 137:988     138:2419    139:1200    140:762     141:1209    142:1209   
 143:1329    144:1264    145:324     146:1503    147:1395    148:2189   
 149:1495    150:832     151:1080    152:1646    153:504     154:3012   
 155:1331    156:1753    157:1220    158:980     159:2020    160:2357   
 161:1248    162:3368    163:1107    164:1559    165:1446    166:589    
 167:1821    168:3643    169:700     170:4330    171:807     172:2742   
 173:2870    174:1006    175:1120    176:3259    177:4455    178:2993   
 179:1895    180:2335    181:2651    182:3185    183:1905    184:2419   
 185:18756   186:4249    187:3097    188:3314    189:2825    190:8725   
 191:1374    192:10721   193:8337    194:6770    195:4860    196:2869   
 197:2112    198:6029    199:5938    200:7339    201:5174    202:10489  
 203:10275   204:4521    205:3360    206:3741    207:3363    208:4033   
 209:4712    210:4192    211:2348    212:3773    213:3433    214:1166   
 215:64      216:6364    217:2588    218:1182    219:579     220:2006   
 221:969     222:848     223:1920   

End of report


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