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

REN Routing Table Report cscora at frr.nsrc.org
Mon Nov 8 21:13:25 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 08 Nov, 2021

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

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

BGP routing table entries examined:                              877283
    Prefixes after maximum aggregation (per Origin AS):          332084
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420424
Total ASes present in the Internet Routing Table:                 72282
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           62096
Origin ASes announcing only one prefix:                           25566
Transit ASes present in the Internet Routing Table:               10186
Transit-only ASes present in the Internet Routing Table:            359
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     216
    Max AS path prepend of ASN (132608)                             207
Prefixes from unregistered ASNs in the Routing Table:              1161
    Number of instances of unregistered ASNs:                      1165
Number of 32-bit ASNs allocated by the RIRs:                      37784
Number of 32-bit ASNs visible in the Routing Table:               31327
Prefixes from 32-bit ASNs in the Routing Table:                  144002
Number of bogon 32-bit ASNs visible in the Routing Table:            46
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            440
Number of addresses announced to Internet:                   3072525568
    Equivalent to 183 /8s, 35 /16s and 5 /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:      296676

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

Prefixes being announced by APNIC Region ASes:                   229697
    Total APNIC prefixes after maximum aggregation:               64382
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          225130
    Unique aggregates announced from the APNIC address blocks:    92644
APNIC Region origin ASes present in the Internet Routing Table:   12076
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3428
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:   7268
Number of APNIC addresses announced to Internet:              773632256
    Equivalent to 46 /8s, 28 /16s and 177 /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:                    255691
    Total ARIN prefixes after maximum aggregation:               117979
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255753
    Unique aggregates announced from the ARIN address blocks:    122248
ARIN Region origin ASes present in the Internet Routing Table:    18940
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         216
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4199
Number of ARIN addresses announced to Internet:              1301795328
    Equivalent to 77 /8s, 151 /16s and 210 /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:                    250577
    Total RIPE prefixes after maximum aggregation:               116802
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           246804
    Unique aggregates announced from the RIPE address blocks:    146400
RIPE Region origin ASes present in the Internet Routing Table:    28124
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12117
RIPE Region transit ASes present in the Internet Routing Table:    3924
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:   10509
Number of RIPE addresses announced to Internet:               712281600
    Equivalent to 42 /8s, 116 /16s and 142 /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:                  113320
    Total LACNIC prefixes after maximum aggregation:              26921
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114190
    Unique aggregates announced from the LACNIC address blocks:   47478
LACNIC Region origin ASes present in the Internet Routing Table:  10782
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2610
LACNIC Region transit ASes present in the Internet Routing Table:  2131
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:  8454
Number of LACNIC addresses announced to Internet:             176434944
    Equivalent to 10 /8s, 132 /16s and 47 /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:                  26837
    Total AfriNIC prefixes after maximum aggregation:              5247
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         34965
    Unique aggregates announced from the AfriNIC address blocks:  11269
AfriNIC Region origin ASes present in the Internet Routing Table:  1568
    AfriNIC Prefixes per ASN:                                     22.30
AfriNIC Region origin ASes announcing only one prefix:              549
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:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  897
Number of AfriNIC addresses announced to Internet:            108113664
    Equivalent to 6 /8s, 113 /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        8679       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5844        785     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3836       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3591       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3499       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3131       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2171        472     237  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2126       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2124        429     203  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        5877       9962    2545  AMAZON-02, US
 11492        4627        306     810  CABLEONE, US
 22773        4058       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3671       1893    2552  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2591        373     178  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       5027     440  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2248      24163    1436  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        8258       1100    3266  TTNET, TR
 12479        6881       1725     145  UNI2-AS, ES
 20940        3910       3198     564  AKAMAI-ASN1, NL
  8551        3372        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2506        258    1318  M247, GB
 34984        2189        354     600  TELLCOM-AS, TR
 58224        1730        908     583  TCI, IR
 61317        1635        221     922  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       10611       3464     575  Uninet S.A. de C.V., MX
 10620        3242        490     830  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1639        289     454  Mega Cable, S.A. de C.V., MX
  6503        1530        359     472  Axtel, S.A.B. de C.V., MX
 28573        1433       2312     259  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     138  TIM SA, BR
  6147        1100        370      22  Telefonica del Peru S.A.A., PE
 11664         965        187     442  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        1553        507      33  RAYA-AS, EG
 36992        1274       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         682        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         516         50      31  WANANCHI-, KE
 37342         464         32       1  MOVITEL, MZ
  2018         340        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       10611       3464     575  Uninet S.A. de C.V., MX
  9808        8679       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8258       1100    3266  TTNET, TR
 12479        6881       1725     145  UNI2-AS, ES
 16509        5877       9962    2545  AMAZON-02, US
  7545        5844        785     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4627        306     810  CABLEONE, US
 22773        4058       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3910       3198     564  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        8679         8631  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6881         6736  UNI2-AS, ES
  7545        5844         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8258         4992  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4627         3817  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4058         3675  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3591         3572  VIETEL-AS-AP Viettel Group, VN
  7713        3499         3442  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
     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

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
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
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     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      /10:41      /11:99      /12:305     
/13:597     /14:1210    /15:2079    /16:13584   /17:8227    /18:13865   
/19:25253   /20:42846   /21:51525   /22:107571  /23:95041   /24:515010  
/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        7424        8258  TTNET, TR
 12479        5846        6881  UNI2-AS, ES
  8151        4409       10611  Uninet S.A. de C.V., MX
 11492        3581        4627  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3013        4058  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2836        3372  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2245        2591  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1911      2:1048      3:145       4:19        5:3667      6:100    
   7:5         8:1522      9:1        11:172      12:1715     13:405    
  14:2256     15:121      16:27       17:375      18:126      20:134    
  21:4        22:188      23:5302     24:2389     25:2        27:2623   
  29:19       31:2377     32:104      34:1        35:47       36:1672   
  37:3907     38:2332     39:629      40:149      41:3848     42:1054   
  43:2095     44:290      45:15673    46:3711     47:324      49:1639   
  50:1880     51:100      52:1330     54:279      55:729      56:4      
  57:59       58:1773     59:1093     60:935      61:2231     62:2368   
  63:1958     64:5453     65:2354     66:4942     67:2898     68:1168   
  69:4086     70:1353     71:685      72:3094     74:2627     75:1500   
  76:702      77:2071     78:3893     79:2576     80:1869     81:1654   
  82:1371     83:1169     84:1298     85:3708     86:710      87:1877   
  88:2685     89:3104     90:505      91:7457     92:1844     93:2577   
  94:3166     95:4515     96:1295     97:347      98:979      99:925    
 100:75      101:1059    102:1782    103:27529   104:4121    105:437    
 106:840     107:2418    108:747     109:3929    110:1950    111:3087   
 112:1955    113:1409    114:1544    115:2115    116:1857    117:2431   
 118:2275    119:1880    120:1574    121:1064    122:2524    123:2164   
 124:1540    125:1949    128:1397    129:1109    130:912     131:2071   
 132:784     133:364     134:1906    135:326     136:797     137:1006   
 138:2429    139:1228    140:832     141:1296    142:1244    143:1367   
 144:1277    145:328     146:1580    147:1478    148:2249    149:1576   
 150:859     151:1079    152:1665    153:511     154:3238    155:1357   
 156:1788    157:1187    158:989     159:2046    160:2316    161:1267   
 162:3390    163:1121    164:1662    165:1507    166:604     167:1698   
 168:3622    169:687     170:4274    171:807     172:2814    173:3024   
 174:1003    175:1140    176:3390    177:4521    178:3010    179:1955   
 180:2337    181:2618    182:3108    183:1921    184:2413    185:19007  
 186:4246    187:3507    188:3582    189:3089    190:8773    191:1330   
 192:10990   193:8398    194:6871    195:4904    196:2883    197:2133   
 198:6026    199:5977    200:7406    201:5651    202:10471   203:10236  
 204:4498    205:3364    206:3818    207:3389    208:4006    209:4706   
 210:4215    211:2433    212:3825    213:3372    214:1156    215:64     
 216:6403    217:2631    218:1197    219:563     220:2008    221:985    
 222:846     223:1988   

End of report


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