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

REN Routing Table Report cscora at frr.nsrc.org
Wed Nov 24 21:13:26 UTC 2021


Global R&E Routing Table Report   21:10 GMT Wed 24 Nov, 2021

  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:                              880530
    Prefixes after maximum aggregation (per Origin AS):          333129
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421365
Total ASes present in the Internet Routing Table:                 72428
    Prefixes per ASN:                                             12.16
Origin-only ASes present in the Internet Routing Table:           62207
Origin ASes announcing only one prefix:                           25656
Transit ASes present in the Internet Routing Table:               10221
Transit-only ASes present in the Internet Routing Table:            366
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:              1182
    Number of instances of unregistered ASNs:                      1186
Number of 32-bit ASNs allocated by the RIRs:                      37902
Number of 32-bit ASNs visible in the Routing Table:               31496
Prefixes from 32-bit ASNs in the Routing Table:                  144966
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            492
Number of addresses announced to Internet:                   3072837632
    Equivalent to 183 /8s, 39 /16s and 200 /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:      297547

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

Prefixes being announced by APNIC Region ASes:                   231064
    Total APNIC prefixes after maximum aggregation:               64562
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          226525
    Unique aggregates announced from the APNIC address blocks:    92852
APNIC Region origin ASes present in the Internet Routing Table:   12132
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3471
APNIC Region transit ASes present in the Internet Routing Table:   1698
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:   7331
Number of APNIC addresses announced to Internet:              773886208
    Equivalent to 46 /8s, 32 /16s and 145 /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:                    256119
    Total ARIN prefixes after maximum aggregation:               118083
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           256109
    Unique aggregates announced from the ARIN address blocks:    122335
ARIN Region origin ASes present in the Internet Routing Table:    18943
    ARIN Prefixes per ASN:                                        13.52
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1941
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4225
Number of ARIN addresses announced to Internet:              1301568000
    Equivalent to 77 /8s, 148 /16s and 90 /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:                    251598
    Total RIPE prefixes after maximum aggregation:               117497
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247782
    Unique aggregates announced from the RIPE address blocks:    146877
RIPE Region origin ASes present in the Internet Routing Table:    28160
    RIPE Prefixes per ASN:                                         8.80
RIPE Region origin ASes announcing only one prefix:               12146
RIPE Region transit ASes present in the Internet Routing Table:    3933
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:   10554
Number of RIPE addresses announced to Internet:               712584192
    Equivalent to 42 /8s, 121 /16s and 44 /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:                  113315
    Total LACNIC prefixes after maximum aggregation:              26940
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114190
    Unique aggregates announced from the LACNIC address blocks:   47580
LACNIC Region origin ASes present in the Internet Routing Table:  10807
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2635
LACNIC Region transit ASes present in the Internet Routing Table:  2147
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:  8481
Number of LACNIC addresses announced to Internet:             176388352
    Equivalent to 10 /8s, 131 /16s and 121 /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:                  27252
    Total AfriNIC prefixes after maximum aggregation:              5277
    AfriNIC Deaggregation factor:                                  5.16
Prefixes being announced from the AfriNIC address blocks:         35431
    Unique aggregates announced from the AfriNIC address blocks:  11283
AfriNIC Region origin ASes present in the Internet Routing Table:  1577
    AfriNIC Prefixes per ASN:                                     22.47
AfriNIC Region origin ASes announcing only one prefix:              547
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:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  905
Number of AfriNIC addresses announced to Internet:            108114688
    Equivalent to 6 /8s, 113 /16s and 179 /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        8733       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5860        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4220       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3595       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3494       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3219       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2183        475     238  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2121        429     201  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        6013      10014    2578  AMAZON-02, US
 11492        4593        304     821  CABLEONE, US
 22773        4052       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3686       1897    2558  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2599        373     153  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5043     433  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2248      24164    1438  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        7925       1060    3422  TTNET, TR
 12479        6884       1729     148  UNI2-AS, ES
 20940        3920       3198     564  AKAMAI-ASN1, NL
  8551        3446        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2902       2279     897  ROSTELECOM-AS, RU
  9009        2518        258    1327  M247, GB
 34984        2203        355     600  TELLCOM-AS, TR
 58224        1757        917     580  TCI, IR
 61317        1650        214     925  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       10642       3450     577  Uninet S.A. de C.V., MX
 10620        3251        491     828  Telmex Colombia S.A., CO
 11830        2467        369      62  Instituto Costarricense de Electricidad
 13999        1646        288     461  Mega Cable, S.A. de C.V., MX
  6503        1485        358     476  Axtel, S.A.B. de C.V., MX
 28573        1370       2317     257  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1139       2351     139  TIM SA, BR
  6147        1086        369      21  Telefonica del Peru S.A.A., PE
 11664         974        188     444  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        1630        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1286       1430     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         822         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         516         50      31  WANANCHI-, KE
 37342         470         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       10642       3450     577  Uninet S.A. de C.V., MX
  9808        8733       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7925       1060    3422  TTNET, TR
 12479        6884       1729     148  UNI2-AS, ES
 16509        6013      10014    2578  AMAZON-02, US
  7545        5860        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4593        304     821  CABLEONE, US
  4538        4220       4192      73  ERX-CERNET-BKB China Education and Rese
 22773        4052       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, 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        8733         8685  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6884         6736  UNI2-AS, ES
  7545        5860         5181  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        7925         4503  TTNET, TR
  4538        4220         4147  ERX-CERNET-BKB China Education and Research Net
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3772  CABLEONE, US
 22773        4052         3669  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3576  VIETEL-AS-AP Viettel Group, VN
  7713        3494         3437  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
     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
      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
100.74.144.0/20           45903  CMCTELECOM-AS-VN CMC Telecom Infrastructure Com
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
23.141.0.0/24        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:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

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     
/13:597     /14:1211    /15:2078    /16:13569   /17:8258    /18:13912   
/19:25269   /20:43156   /21:51785   /22:108097  /23:95105   /24:517018  
/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        7126        7925  TTNET, TR
 12479        5836        6884  UNI2-AS, ES
  8151        4442       10642  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3007        4052  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2910        3446  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2254        2599  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1899      2:1035      3:146       4:18        5:3720      6:100    
   7:5         8:1522      9:1        11:172      12:1705     13:411    
  14:2270     15:133      16:32       17:374      18:130      20:143    
  21:4        22:188      23:5321     24:2370     25:4        27:2632   
  29:19       31:2377     32:104      34:1        35:48       36:1676   
  37:3915     38:2373     39:657      40:150      41:3905     42:1053   
  43:2114     44:295      45:15676    46:3774     47:323      49:1662   
  50:1879     51:103      52:1345     54:287      55:647      56:4      
  57:59       58:1783     59:1090     60:941      61:2236     62:2416   
  63:1950     64:5407     65:2350     66:4936     67:2921     68:1172   
  69:4145     70:1344     71:685      72:3093     74:2622     75:1502   
  76:710      77:2136     78:3815     79:2702     80:1875     81:1640   
  82:1408     83:1175     84:1302     85:3580     86:696      87:1898   
  88:2603     89:3144     90:492      91:7502     92:1898     93:2574   
  94:3219     95:4508     96:1293     97:347      98:982      99:911    
 100:76      101:1053    102:1826    103:27651   104:4106    105:428    
 106:841     107:2388    108:754     109:3997    110:1967    111:3103   
 112:1955    113:1472    114:1546    115:2117    116:1878    117:2447   
 118:2244    119:1892    120:1586    121:1066    122:2530    123:2167   
 124:1547    125:1972    128:1421    129:1112    130:919     131:2067   
 132:782     133:366     134:1919    135:284     136:781     137:1007   
 138:2458    139:1227    140:842     141:1320    142:1223    143:1341   
 144:1256    145:330     146:1677    147:1465    148:2254    149:1590   
 150:860     151:1091    152:1659    153:518     154:3320    155:1364   
 156:1842    157:1196    158:988     159:2025    160:2337    161:1275   
 162:3410    163:1179    164:1663    165:1519    166:593     167:1701   
 168:3639    169:688     170:4299    171:808     172:2846    173:3044   
 174:1005    175:1147    176:3411    177:4472    178:3022    179:1949   
 180:2331    181:2622    182:3123    183:1923    184:2414    185:19074  
 186:4259    187:3521    188:3624    189:3095    190:8827    191:1336   
 192:11016   193:8439    194:6897    195:4919    196:2894    197:2333   
 198:6012    199:6011    200:7439    201:5663    202:10560   203:10247  
 204:4490    205:3392    206:3806    207:3382    208:4010    209:4616   
 210:4250    211:2433    212:3861    213:3390    214:1161    215:64     
 216:6406    217:2612    218:1195    219:586     220:2025    221:990    
 222:850     223:2016   

End of report


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