[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 4 21:13:15 UTC 2021


Global R&E Routing Table Report   21:10 GMT Thu 04 Nov, 2021

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

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

BGP routing table entries examined:                              876072
    Prefixes after maximum aggregation (per Origin AS):          331770
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419990
Total ASes present in the Internet Routing Table:                 72255
    Prefixes per ASN:                                             12.12
Origin-only ASes present in the Internet Routing Table:           62093
Origin ASes announcing only one prefix:                           25540
Transit ASes present in the Internet Routing Table:               10162
Transit-only ASes present in the Internet Routing Table:            353
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:              1151
    Number of instances of unregistered ASNs:                      1155
Number of 32-bit ASNs allocated by the RIRs:                      37731
Number of 32-bit ASNs visible in the Routing Table:               31302
Prefixes from 32-bit ASNs in the Routing Table:                  143893
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:            443
Number of addresses announced to Internet:                   3072675584
    Equivalent to 183 /8s, 37 /16s and 79 /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:      296177

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

Prefixes being announced by APNIC Region ASes:                   229104
    Total APNIC prefixes after maximum aggregation:               64182
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224596
    Unique aggregates announced from the APNIC address blocks:    92539
APNIC Region origin ASes present in the Internet Routing Table:   12061
    APNIC Prefixes per ASN:                                       18.62
APNIC Region origin ASes announcing only one prefix:               3423
APNIC Region transit ASes present in the Internet Routing Table:   1690
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:   7250
Number of APNIC addresses announced to Internet:              773577216
    Equivalent to 46 /8s, 27 /16s and 218 /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:                    255449
    Total ARIN prefixes after maximum aggregation:               117867
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255422
    Unique aggregates announced from the ARIN address blocks:    121993
ARIN Region origin ASes present in the Internet Routing Table:    18940
    ARIN Prefixes per ASN:                                        13.49
ARIN Region origin ASes announcing only one prefix:                6860
ARIN Region transit ASes present in the Internet Routing Table:    1935
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:              1302021376
    Equivalent to 77 /8s, 155 /16s and 69 /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:               116783
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246576
    Unique aggregates announced from the RIPE address blocks:    146300
RIPE Region origin ASes present in the Internet Routing Table:    28112
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12099
RIPE Region transit ASes present in the Internet Routing Table:    3920
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:   10500
Number of RIPE addresses announced to Internet:               712300544
    Equivalent to 42 /8s, 116 /16s and 216 /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:                  113240
    Total LACNIC prefixes after maximum aggregation:              26943
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         114110
    Unique aggregates announced from the LACNIC address blocks:   47451
LACNIC Region origin ASes present in the Internet Routing Table:  10792
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2611
LACNIC Region transit ASes present in the Internet Routing Table:  2126
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:  8463
Number of LACNIC addresses announced to Internet:             176381184
    Equivalent to 10 /8s, 131 /16s and 93 /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:                  26718
    Total AfriNIC prefixes after maximum aggregation:              5247
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         34924
    Unique aggregates announced from the AfriNIC address blocks:  11320
AfriNIC Region origin ASes present in the Internet Routing Table:  1568
    AfriNIC Prefixes per ASN:                                     22.27
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  312
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  897
Number of AfriNIC addresses announced to Internet:            108125184
    Equivalent to 6 /8s, 113 /16s and 220 /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        8632       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        3587       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3099       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        5887       9996    2553  AMAZON-02, US
 11492        4619        306     796  CABLEONE, US
 22773        4038       3068     363  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        2593        373     159  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5028     443  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        8245       1098    3275  TTNET, TR
 12479        6878       1725     145  UNI2-AS, ES
 20940        3909       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        2503        258    1315  M247, GB
 34984        2205        356     597  TELLCOM-AS, TR
 58224        1708        904     582  TCI, IR
 61317        1681        223     943  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       10592       3464     574  Uninet S.A. de C.V., MX
 10620        3249        492     817  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        1432       2311     257  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1130       2351     137  TIM SA, BR
  6147        1100        370      22  Telefonica del Peru S.A.A., PE
 11664         960        187     443  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        1458        507      33  RAYA-AS, EG
 36992        1273       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         786         68      11  ORANGE-COTE-IVOIRE, CI
 36935         661        521      40  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         515         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         344        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       10592       3464     574  Uninet S.A. de C.V., MX
  9808        8632       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8245       1098    3275  TTNET, TR
 12479        6878       1725     145  UNI2-AS, ES
 16509        5887       9996    2553  AMAZON-02, US
  7545        5844        785     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4619        306     796  CABLEONE, US
 22773        4038       3068     363  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3909       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        8632         8584  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6878         6733  UNI2-AS, ES
  7545        5844         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8245         4970  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4619         3823  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4038         3675  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3587         3568  VIETEL-AS-AP Viettel Group, VN
  7713        3497         3440  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
23.128.8.0/24        Origin:     22630  EMMA-TECH-SOL, CA
23.128.8.0/24       Transit:     62513  GOCODEIT-INC, CA
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     /14:1209    /15:2080    /16:13586   /17:8226    /18:13867   
/19:25239   /20:42807   /21:51504   /22:107388  /23:94788   /24:514306  
/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        7412        8245  TTNET, TR
 12479        5842        6878  UNI2-AS, ES
  8151        4392       10592  Uninet S.A. de C.V., MX
 11492        3572        4619  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        2997        4038  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2739        3275  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2247        2593  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      2:1049      3:144       4:19        5:3657      6:100    
   7:5         8:1525      9:1        11:172      12:1718     13:410    
  14:2256     15:121      16:27       17:372      18:122      20:134    
  21:4        22:188      23:5301     24:2389     25:2        27:2618   
  29:19       31:2381     32:103      34:1        35:47       36:1669   
  37:3915     38:2347     39:618      40:149      41:3832     42:1064   
  43:2089     44:290      45:15680    46:3702     47:324      49:1655   
  50:1882     51:100      52:1329     54:284      55:731      56:4      
  57:59       58:1774     59:1088     60:935      61:2228     62:2348   
  63:1957     64:5408     65:2356     66:4938     67:2895     68:1169   
  69:4084     70:1352     71:685      72:3091     74:2626     75:1500   
  76:704      77:2061     78:3890     79:2579     80:1867     81:1654   
  82:1366     83:1171     84:1298     85:3607     86:710      87:1872   
  88:2687     89:3102     90:504      91:7447     92:1839     93:2569   
  94:3163     95:4523     96:1295     97:347      98:977      99:925    
 100:75      101:1056    102:1783    103:27513   104:4121    105:427    
 106:815     107:2427    108:746     109:3923    110:1945    111:3084   
 112:1955    113:1373    114:1544    115:2111    116:1853    117:2429   
 118:2273    119:1876    120:1568    121:1064    122:2488    123:2159   
 124:1541    125:1947    128:1393    129:1109    130:914     131:2073   
 132:781     133:364     134:1899    135:314     136:802     137:1003   
 138:2430    139:1228    140:830     141:1299    142:1234    143:1383   
 144:1273    145:327     146:1580    147:1472    148:2253    149:1491   
 150:858     151:1077    152:1664    153:511     154:3252    155:1358   
 156:1806    157:1185    158:987     159:2041    160:2302    161:1275   
 162:3365    163:1119    164:1661    165:1496    166:599     167:1694   
 168:3651    169:686     170:4284    171:804     172:2814    173:3012   
 174:1002    175:1137    176:3388    177:4526    178:3011    179:1973   
 180:2337    181:2617    182:3107    183:1918    184:2415    185:18989  
 186:4248    187:3487    188:3584    189:3084    190:8735    191:1334   
 192:10975   193:8405    194:6870    195:4897    196:2882    197:2169   
 198:6021    199:5971    200:7359    201:5629    202:10467   203:10203  
 204:4530    205:3385    206:3809    207:3379    208:4005    209:4702   
 210:4215    211:2426    212:3808    213:3382    214:1155    215:64     
 216:6382    217:2629    218:1197    219:563     220:2008    221:964    
 222:819     223:1989   

End of report


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