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

REN Routing Table Report cscora at frr.nsrc.org
Sat Nov 6 21:13:34 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sat 06 Nov, 2021

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

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

BGP routing table entries examined:                              876964
    Prefixes after maximum aggregation (per Origin AS):          331985
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420268
Total ASes present in the Internet Routing Table:                 72248
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           62071
Origin ASes announcing only one prefix:                           25548
Transit ASes present in the Internet Routing Table:               10177
Transit-only ASes present in the Internet Routing Table:            357
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:              1150
    Number of instances of unregistered ASNs:                      1154
Number of 32-bit ASNs allocated by the RIRs:                      37769
Number of 32-bit ASNs visible in the Routing Table:               31305
Prefixes from 32-bit ASNs in the Routing Table:                  143849
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            441
Number of addresses announced to Internet:                   3072437760
    Equivalent to 183 /8s, 33 /16s and 174 /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:      296476

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

Prefixes being announced by APNIC Region ASes:                   229491
    Total APNIC prefixes after maximum aggregation:               64338
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224991
    Unique aggregates announced from the APNIC address blocks:    92569
APNIC Region origin ASes present in the Internet Routing Table:   12069
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3423
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:   7261
Number of APNIC addresses announced to Internet:              773529344
    Equivalent to 46 /8s, 27 /16s and 31 /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:                    255700
    Total ARIN prefixes after maximum aggregation:               117940
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255666
    Unique aggregates announced from the ARIN address blocks:    122221
ARIN Region origin ASes present in the Internet Routing Table:    18932
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6859
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:    4192
Number of ARIN addresses announced to Internet:              1301743104
    Equivalent to 77 /8s, 151 /16s and 6 /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:                    250410
    Total RIPE prefixes after maximum aggregation:               116786
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246635
    Unique aggregates announced from the RIPE address blocks:    146346
RIPE Region origin ASes present in the Internet Routing Table:    28113
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12109
RIPE Region transit ASes present in the Internet Routing Table:    3919
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:   10504
Number of RIPE addresses announced to Internet:               712327424
    Equivalent to 42 /8s, 117 /16s and 65 /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:                  113377
    Total LACNIC prefixes after maximum aggregation:              26918
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114243
    Unique aggregates announced from the LACNIC address blocks:   47469
LACNIC Region origin ASes present in the Internet Routing Table:  10782
    LACNIC Prefixes per ASN:                                      10.60
LACNIC Region origin ASes announcing only one prefix:              2610
LACNIC Region transit ASes present in the Internet Routing Table:  2130
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8453
Number of LACNIC addresses announced to Internet:             176448768
    Equivalent to 10 /8s, 132 /16s and 101 /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:                  26836
    Total AfriNIC prefixes after maximum aggregation:              5256
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         34987
    Unique aggregates announced from the AfriNIC address blocks:  11278
AfriNIC Region origin ASes present in the Internet Routing Table:  1566
    AfriNIC Prefixes per ASN:                                     22.34
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  314
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:            108119552
    Equivalent to 6 /8s, 113 /16s and 198 /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        8633       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5847        785     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3836       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3587       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3118       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        5886       9963    2553  AMAZON-02, US
 11492        4632        307     800  CABLEONE, US
 22773        4062       3073     384  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3667       1892    2551  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2595        373     155  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2247      24163    1435  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        8241       1098    3277  TTNET, TR
 12479        6880       1725     145  UNI2-AS, ES
 20940        3912       3198     560  AKAMAI-ASN1, NL
  8551        3275        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2504        258    1316  M247, GB
 34984        2205        356     597  TELLCOM-AS, TR
 58224        1715        906     581  TCI, IR
 61317        1633        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       10606       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        1638        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        1273       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         470         32       1  MOVITEL, MZ
  2018         343        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       10606       3464     575  Uninet S.A. de C.V., MX
  9808        8633       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8241       1098    3277  TTNET, TR
 12479        6880       1725     145  UNI2-AS, ES
 16509        5886       9963    2553  AMAZON-02, US
  7545        5847        785     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4632        307     800  CABLEONE, US
 22773        4062       3073     384  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3912       3198     560  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        8633         8585  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6880         6735  UNI2-AS, ES
  7545        5847         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8241         4964  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4632         3832  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4062         3678  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3587         3568  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

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

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

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

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

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

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
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    /16:13586   /17:8226    /18:13872   
/19:25256   /20:42858   /21:51544   /22:107547  /23:95038   /24:514676  
/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        7408        8241  TTNET, TR
 12479        5843        6880  UNI2-AS, ES
  8151        4404       10606  Uninet S.A. de C.V., MX
 11492        3585        4632  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3013        4062  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2739        3275  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2249        2595  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1910      2:1049      3:145       4:19        5:3662      6:100    
   7:5         8:1522      9:1        11:172      12:1715     13:406    
  14:2255     15:121      16:27       17:372      18:127      20:134    
  21:4        22:188      23:5310     24:2390     25:2        27:2622   
  29:19       31:2383     32:103      34:1        35:47       36:1671   
  37:3919     38:2340     39:630      40:149      41:3823     42:1065   
  43:2092     44:290      45:15673    46:3707     47:324      49:1657   
  50:1882     51:100      52:1332     54:282      55:729      56:4      
  57:59       58:1778     59:1094     60:936      61:2231     62:2354   
  63:1954     64:5424     65:2354     66:4942     67:2898     68:1168   
  69:4090     70:1353     71:685      72:3095     74:2625     75:1500   
  76:704      77:2074     78:3888     79:2580     80:1866     81:1650   
  82:1371     83:1170     84:1298     85:3602     86:710      87:1879   
  88:2687     89:3103     90:504      91:7449     92:1844     93:2572   
  94:3167     95:4513     96:1295     97:347      98:978      99:925    
 100:75      101:1060    102:1773    103:27529   104:4143    105:437    
 106:825     107:2435    108:745     109:3929    110:1946    111:3087   
 112:1955    113:1398    114:1544    115:2115    116:1856    117:2431   
 118:2274    119:1879    120:1568    121:1064    122:2523    123:2164   
 124:1541    125:1947    128:1393    129:1108    130:914     131:2071   
 132:784     133:364     134:1901    135:331     136:804     137:1006   
 138:2425    139:1227    140:831     141:1295    142:1243    143:1368   
 144:1269    145:328     146:1581    147:1468    148:2251    149:1487   
 150:857     151:1077    152:1667    153:511     154:3222    155:1358   
 156:1803    157:1183    158:989     159:2044    160:2314    161:1279   
 162:3387    163:1120    164:1645    165:1499    166:603     167:1698   
 168:3588    169:687     170:4283    171:807     172:2822    173:3023   
 174:1002    175:1138    176:3391    177:4534    178:3013    179:1955   
 180:2336    181:2615    182:3108    183:1918    184:2414    185:18995  
 186:4257    187:3503    188:3582    189:3088    190:8748    191:1329   
 192:10982   193:8394    194:6865    195:4897    196:2885    197:2169   
 198:6023    199:5981    200:7392    201:5645    202:10480   203:10224  
 204:4500    205:3388    206:3818    207:3377    208:4004    209:4704   
 210:4215    211:2432    212:3814    213:3396    214:1151    215:64     
 216:6390    217:2624    218:1198    219:563     220:2010    221:976    
 222:846     223:1989   

End of report


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