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

REN Routing Table Report cscora at frr.nsrc.org
Tue Nov 9 21:13:03 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 09 Nov, 2021

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

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

BGP routing table entries examined:                              877557
    Prefixes after maximum aggregation (per Origin AS):          332268
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420453
Total ASes present in the Internet Routing Table:                 72295
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           62115
Origin ASes announcing only one prefix:                           25577
Transit ASes present in the Internet Routing Table:               10180
Transit-only ASes present in the Internet Routing Table:            363
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:              1158
    Number of instances of unregistered ASNs:                      1162
Number of 32-bit ASNs allocated by the RIRs:                      37786
Number of 32-bit ASNs visible in the Routing Table:               31339
Prefixes from 32-bit ASNs in the Routing Table:                  143984
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:            445
Number of addresses announced to Internet:                   3073634304
    Equivalent to 183 /8s, 51 /16s and 240 /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:      296679

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

Prefixes being announced by APNIC Region ASes:                   229846
    Total APNIC prefixes after maximum aggregation:               64399
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          225305
    Unique aggregates announced from the APNIC address blocks:    92673
APNIC Region origin ASes present in the Internet Routing Table:   12084
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3431
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:   7278
Number of APNIC addresses announced to Internet:              774713088
    Equivalent to 46 /8s, 45 /16s and 47 /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:                    255727
    Total ARIN prefixes after maximum aggregation:               118034
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255776
    Unique aggregates announced from the ARIN address blocks:    122254
ARIN Region origin ASes present in the Internet Routing Table:    18945
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6866
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4202
Number of ARIN addresses announced to Internet:              1301763840
    Equivalent to 77 /8s, 151 /16s and 87 /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:                    250497
    Total RIPE prefixes after maximum aggregation:               116909
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246722
    Unique aggregates announced from the RIPE address blocks:    146410
RIPE Region origin ASes present in the Internet Routing Table:    28124
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12117
RIPE Region transit ASes present in the Internet Routing Table:    3917
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:   10510
Number of RIPE addresses announced to Internet:               712315136
    Equivalent to 42 /8s, 117 /16s and 17 /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:                  113336
    Total LACNIC prefixes after maximum aggregation:              26914
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114206
    Unique aggregates announced from the LACNIC address blocks:   47434
LACNIC Region origin ASes present in the Internet Routing Table:  10776
    LACNIC Prefixes per ASN:                                      10.60
LACNIC Region origin ASes announcing only one prefix:              2611
LACNIC Region transit ASes present in the Internet Routing Table:  2131
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:  8448
Number of LACNIC addresses announced to Internet:             176414720
    Equivalent to 10 /8s, 131 /16s and 224 /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:                  26993
    Total AfriNIC prefixes after maximum aggregation:              5262
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         35102
    Unique aggregates announced from the AfriNIC address blocks:  11292
AfriNIC Region origin ASes present in the Internet Routing Table:  1572
    AfriNIC Prefixes per ASN:                                     22.33
AfriNIC Region origin ASes announcing only one prefix:              552
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:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  901
Number of AfriNIC addresses announced to Internet:            108158464
    Equivalent to 6 /8s, 114 /16s and 94 /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        8691       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5847        787     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        3495       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3151       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        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        429     202  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        5858       9958    2537  AMAZON-02, US
 11492        4626        306     800  CABLEONE, US
 22773        4054       3070     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3672       1894    2550  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2594        374     173  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5027     441  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      24164    1438  ATT-INTERNET4, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        8126       1087    3351  TTNET, TR
 12479        6873       1725     145  UNI2-AS, ES
 20940        3915       3198     563  AKAMAI-ASN1, NL
  8551        3371        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2906       2279     897  ROSTELECOM-AS, RU
  9009        2504        258    1321  M247, GB
 34984        2189        354     597  TELLCOM-AS, TR
 58224        1734        912     584  TCI, IR
 61317        1638        216     921  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       10615       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     452  Mega Cable, S.A. de C.V., MX
  6503        1530        359     472  Axtel, S.A.B. de C.V., MX
 28573        1434       2313     257  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        1637        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1280       1414     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         814         68      11  ORANGE-COTE-IVOIRE, CI
 36935         694        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       10615       3464     575  Uninet S.A. de C.V., MX
  9808        8691       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8126       1087    3351  TTNET, TR
 12479        6873       1725     145  UNI2-AS, ES
 16509        5858       9958    2537  AMAZON-02, US
  7545        5847        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4626        306     800  CABLEONE, US
 22773        4054       3070     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3915       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        8691         8643  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6873         6728  UNI2-AS, ES
  7545        5847         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8126         4775  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4626         3826  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4054         3672  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3591         3572  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
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
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     
/13:598     /14:1211    /15:2080    /16:13588   /17:8228    /18:13876   
/19:25271   /20:42849   /21:51528   /22:107694  /23:95010   /24:515149  
/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        7300        8126  TTNET, TR
 12479        5838        6873  UNI2-AS, ES
  8151        4414       10615  Uninet S.A. de C.V., MX
 11492        3579        4626  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3009        4054  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2835        3371  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2249        2594  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1908      2:1050      3:145       4:19        5:3667      6:100    
   7:5         8:1525      9:1        11:172      12:1714     13:400    
  14:2257     15:121      16:28       17:375      18:127      20:138    
  21:4        22:188      23:5310     24:2388     25:2        27:2623   
  29:19       31:2395     32:104      34:1        35:47       36:1667   
  37:3907     38:2333     39:628      40:150      41:3854     42:1064   
  43:2090     44:289      45:15662    46:3714     47:324      49:1662   
  50:1878     51:102      52:1330     54:279      55:732      56:4      
  57:59       58:1773     59:1093     60:935      61:2231     62:2366   
  63:1959     64:5456     65:2352     66:4936     67:2898     68:1166   
  69:4086     70:1352     71:686      72:3094     74:2625     75:1500   
  76:708      77:2073     78:3856     79:2576     80:1867     81:1648   
  82:1371     83:1170     84:1297     85:3679     86:710      87:1881   
  88:2657     89:3087     90:504      91:7464     92:1860     93:2576   
  94:3166     95:4510     96:1295     97:347      98:979      99:918    
 100:75      101:1060    102:1785    103:27545   104:4124    105:437    
 106:839     107:2418    108:746     109:3933    110:1952    111:3088   
 112:1954    113:1431    114:1545    115:2116    116:1858    117:2430   
 118:2271    119:1881    120:1580    121:1064    122:2523    123:2162   
 124:1539    125:1947    128:1395    129:1114    130:913     131:2069   
 132:776     133:364     134:1907    135:328     136:797     137:1007   
 138:2434    139:1230    140:836     141:1307    142:1244    143:1359   
 144:1276    145:327     146:1581    147:1477    148:2253    149:1584   
 150:861     151:1080    152:1665    153:512     154:3243    155:1360   
 156:1789    157:1187    158:986     159:2046    160:2316    161:1263   
 162:3382    163:1122    164:1660    165:1516    166:604     167:1693   
 168:3635    169:686     170:4275    171:807     172:2816    173:3026   
 174:1004    175:1140    176:3391    177:4505    178:3005    179:1959   
 180:2335    181:2616    182:3105    183:1922    184:2416    185:19005  
 186:4257    187:3510    188:3579    189:3087    190:8774    191:1328   
 192:10989   193:8391    194:6872    195:4900    196:2872    197:2225   
 198:6027    199:5979    200:7405    201:5665    202:10475   203:10238  
 204:4499    205:3390    206:3823    207:3386    208:4002    209:4703   
 210:4215    211:2432    212:3830    213:3372    214:1160    215:64     
 216:6393    217:2634    218:1197    219:563     220:2010    221:986    
 222:846     223:1989   

End of report


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