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

REN Routing Table Report cscora at frr.nsrc.org
Thu Nov 11 21:13:17 UTC 2021


Global R&E Routing Table Report   21:10 GMT Thu 11 Nov, 2021

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

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

BGP routing table entries examined:                              878315
    Prefixes after maximum aggregation (per Origin AS):          332397
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420667
Total ASes present in the Internet Routing Table:                 72330
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           62154
Origin ASes announcing only one prefix:                           25587
Transit ASes present in the Internet Routing Table:               10176
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 ( 45609)                              52
Prefixes from unregistered ASNs in the Routing Table:              1168
    Number of instances of unregistered ASNs:                      1172
Number of 32-bit ASNs allocated by the RIRs:                      37783
Number of 32-bit ASNs visible in the Routing Table:               31373
Prefixes from 32-bit ASNs in the Routing Table:                  144275
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:            450
Number of addresses announced to Internet:                   3072896768
    Equivalent to 183 /8s, 40 /16s and 175 /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:      297032

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

Prefixes being announced by APNIC Region ASes:                   229936
    Total APNIC prefixes after maximum aggregation:               64390
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          225352
    Unique aggregates announced from the APNIC address blocks:    92719
APNIC Region origin ASes present in the Internet Routing Table:   12093
    APNIC Prefixes per ASN:                                       18.63
APNIC Region origin ASes announcing only one prefix:               3442
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:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7287
Number of APNIC addresses announced to Internet:              773918976
    Equivalent to 46 /8s, 33 /16s and 17 /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:                    255806
    Total ARIN prefixes after maximum aggregation:               118015
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255860
    Unique aggregates announced from the ARIN address blocks:    122338
ARIN Region origin ASes present in the Internet Routing Table:    18941
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6863
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:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4206
Number of ARIN addresses announced to Internet:              1301630720
    Equivalent to 77 /8s, 149 /16s and 79 /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:                    250897
    Total RIPE prefixes after maximum aggregation:               117050
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247094
    Unique aggregates announced from the RIPE address blocks:    146470
RIPE Region origin ASes present in the Internet Routing Table:    28139
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12130
RIPE Region transit ASes present in the Internet Routing Table:    3909
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:   10524
Number of RIPE addresses announced to Internet:               712430848
    Equivalent to 42 /8s, 118 /16s and 213 /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:                  113467
    Total LACNIC prefixes after maximum aggregation:              26923
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114340
    Unique aggregates announced from the LACNIC address blocks:   47447
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.60
LACNIC Region origin ASes announcing only one prefix:              2605
LACNIC Region transit ASes present in the Internet Routing Table:  2136
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:  8461
Number of LACNIC addresses announced to Internet:             176412160
    Equivalent to 10 /8s, 131 /16s and 214 /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:                  27041
    Total AfriNIC prefixes after maximum aggregation:              5259
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35218
    Unique aggregates announced from the AfriNIC address blocks:  11298
AfriNIC Region origin ASes present in the Internet Routing Table:  1568
    AfriNIC Prefixes per ASN:                                     22.46
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  311
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  895
Number of AfriNIC addresses announced to Internet:            108235264
    Equivalent to 6 /8s, 115 /16s and 138 /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        8688       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5852        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3836       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3594       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3181       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2170        471     235  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       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        5887       9963    2549  AMAZON-02, US
 11492        4636        307     805  CABLEONE, US
 22773        4050       3070     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3669       1891    2548  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2597        374     165  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5027     441  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      24164    1440  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        8132       1087    3351  TTNET, TR
 12479        6879       1725     146  UNI2-AS, ES
 20940        3917       3198     563  AKAMAI-ASN1, NL
 39891        3271        187      23  ALJAWWALSTC-AS, SA
  8551        3269        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2904       2279     897  ROSTELECOM-AS, RU
  9009        2506        258    1322  M247, GB
 34984        2199        354     599  TELLCOM-AS, TR
 58224        1738        912     587  TCI, IR
 61317        1628        214     920  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       10628       3464     576  Uninet S.A. de C.V., MX
 10620        3250        490     827  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1639        286     456  Mega Cable, S.A. de C.V., MX
  6503        1530        359     472  Axtel, S.A.B. de C.V., MX
 28573        1435       2313     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     138  TIM SA, BR
  6147        1092        370      21  Telefonica del Peru S.A.A., PE
 11664         966        187     441  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        1638        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         814         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         516         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
 23889         429        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       10628       3464     576  Uninet S.A. de C.V., MX
  9808        8688       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8132       1087    3351  TTNET, TR
 12479        6879       1725     146  UNI2-AS, ES
 16509        5887       9963    2549  AMAZON-02, US
  7545        5852        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4636        307     805  CABLEONE, US
 22773        4050       3070     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3917       3198     563  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        8688         8640  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6879         6733  UNI2-AS, ES
  7545        5852         5172  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8132         4781  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4636         3831  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4050         3668  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3594         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3495         3438  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
23.128.88.0/24       Origin:    210734  MILEH-AS, US
23.128.88.0/24      Transit:     53667  PONYNET, US
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

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    /15:2078    /16:13586   /17:8229    /18:13903   
/19:25271   /20:42882   /21:51610   /22:107704  /23:95101   /24:515669  
/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        7306        8132  TTNET, TR
 12479        5840        6879  UNI2-AS, ES
  8151        4425       10628  Uninet S.A. de C.V., MX
 11492        3589        4636  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3005        4050  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2733        3269  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2251        2597  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1907      2:1047      3:145       4:19        5:3724      6:99     
   7:5         8:1523      9:1        11:172      12:1713     13:399    
  14:2259     15:122      16:29       17:375      18:127      20:143    
  21:4        22:188      23:5297     24:2389     25:2        27:2622   
  29:19       31:2381     32:104      34:1        35:47       36:1668   
  37:3908     38:2343     39:631      40:150      41:3852     42:1058   
  43:2091     44:291      45:15691    46:3768     47:323      49:1659   
  50:1877     51:102      52:1331     54:284      55:738      56:4      
  57:59       58:1771     59:1097     60:937      61:2232     62:2373   
  63:1957     64:5426     65:2351     66:4935     67:2899     68:1166   
  69:4112     70:1352     71:686      72:3083     74:2624     75:1499   
  76:709      77:2101     78:3860     79:2577     80:1871     81:1651   
  82:1404     83:1169     84:1298     85:3589     86:702      87:1882   
  88:2660     89:3096     90:503      91:7469     92:1907     93:2579   
  94:3191     95:4542     96:1295     97:347      98:979      99:915    
 100:76      101:1060    102:1786    103:27528   104:4117    105:436    
 106:841     107:2409    108:748     109:3931    110:1961    111:3088   
 112:1948    113:1457    114:1545    115:2114    116:1857    117:2435   
 118:2265    119:1884    120:1577    121:1064    122:2523    123:2164   
 124:1543    125:1947    128:1389    129:1115    130:914     131:2079   
 132:780     133:364     134:1911    135:330     136:790     137:1009   
 138:2441    139:1226    140:836     141:1318    142:1238    143:1346   
 144:1274    145:326     146:1592    147:1468    148:2261    149:1586   
 150:862     151:1081    152:1669    153:512     154:3274    155:1362   
 156:1792    157:1189    158:987     159:2019    160:2328    161:1265   
 162:3390    163:1123    164:1660    165:1515    166:601     167:1700   
 168:3653    169:685     170:4276    171:807     172:2825    173:3038   
 174:1003    175:1141    176:3398    177:4512    178:3016    179:1949   
 180:2338    181:2616    182:3125    183:1925    184:2418    185:19016  
 186:4253    187:3513    188:3621    189:3083    190:8808    191:1317   
 192:10990   193:8399    194:6871    195:4902    196:2884    197:2237   
 198:6028    199:5983    200:7410    201:5683    202:10476   203:10242  
 204:4499    205:3401    206:3808    207:3394    208:4007    209:4701   
 210:4215    211:2430    212:3831    213:3376    214:1160    215:64     
 216:6389    217:2625    218:1197    219:564     220:2011    221:986    
 222:845     223:2012   

End of report


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