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

REN Routing Table Report cscora at frr.nsrc.org
Mon Sep 20 21:13:07 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 20 Sep, 2021

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

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

BGP routing table entries examined:                              867101
    Prefixes after maximum aggregation (per Origin AS):          327560
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      415091
Total ASes present in the Internet Routing Table:                 71986
    Prefixes per ASN:                                             12.05
Origin-only ASes present in the Internet Routing Table:           61877
Origin ASes announcing only one prefix:                           25496
Transit ASes present in the Internet Routing Table:               10109
Transit-only ASes present in the Internet Routing Table:            339
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:              1206
    Number of instances of unregistered ASNs:                      1209
Number of 32-bit ASNs allocated by the RIRs:                      37276
Number of 32-bit ASNs visible in the Routing Table:               30956
Prefixes from 32-bit ASNs in the Routing Table:                  141507
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:            471
Number of addresses announced to Internet:                   3060851200
    Equivalent to 182 /8s, 112 /16s and 226 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      293016

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

Prefixes being announced by APNIC Region ASes:                   227717
    Total APNIC prefixes after maximum aggregation:               63793
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223484
    Unique aggregates announced from the APNIC address blocks:    91470
APNIC Region origin ASes present in the Internet Routing Table:   11950
    APNIC Prefixes per ASN:                                       18.70
APNIC Region origin ASes announcing only one prefix:               3391
APNIC Region transit ASes present in the Internet Routing Table:   1663
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7128
Number of APNIC addresses announced to Internet:              773292544
    Equivalent to 46 /8s, 23 /16s and 130 /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, 131072-147769
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:                    252085
    Total ARIN prefixes after maximum aggregation:               115311
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251997
    Unique aggregates announced from the ARIN address blocks:    120149
ARIN Region origin ASes present in the Internet Routing Table:    18889
    ARIN Prefixes per ASN:                                        13.34
ARIN Region origin ASes announcing only one prefix:                6860
ARIN Region transit ASes present in the Internet Routing Table:    1946
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:    4110
Number of ARIN addresses announced to Internet:              1291318272
    Equivalent to 76 /8s, 247 /16s and 244 /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:                    248366
    Total RIPE prefixes after maximum aggregation:               115904
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           244583
    Unique aggregates announced from the RIPE address blocks:    144872
RIPE Region origin ASes present in the Internet Routing Table:    28030
    RIPE Prefixes per ASN:                                         8.73
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3894
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10403
Number of RIPE addresses announced to Internet:               711452672
    Equivalent to 42 /8s, 103 /16s and 232 /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:                  111224
    Total LACNIC prefixes after maximum aggregation:              26547
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112170
    Unique aggregates announced from the LACNIC address blocks:   47174
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.40
LACNIC Region origin ASes announcing only one prefix:              2655
LACNIC Region transit ASes present in the Internet Routing Table:  2121
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8442
Number of LACNIC addresses announced to Internet:             176530688
    Equivalent to 10 /8s, 133 /16s and 165 /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:                  26503
    Total AfriNIC prefixes after maximum aggregation:              5208
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         34395
    Unique aggregates announced from the AfriNIC address blocks:  11008
AfriNIC Region origin ASes present in the Internet Routing Table:  1542
    AfriNIC Prefixes per ASN:                                     22.31
AfriNIC Region origin ASes announcing only one prefix:              544
AfriNIC Region transit ASes present in the Internet Routing Table:  304
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  873
Number of AfriNIC addresses announced to Internet:            107919616
    Equivalent to 6 /8s, 110 /16s and 185 /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        8348       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5815        785     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3662       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3507       1023      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2924       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2363        502     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2247      11374     578  KIXS-AS-KR Korea Telecom, KR
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2115        437     194  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        5589       9719    2477  AMAZON-02, US
 11492        4670        309     734  CABLEONE, US
 22773        4033       3041     315  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3961        264      32  VIASAT-SP-BACKBONE, US
 16625        3590       1852    2498  AKAMAI-AS, US
  6327        3367       1318      65  SHAW, CA
 30036        2587        374     185  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2514       5029     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  5972        2166        489     787  DNIC-ASBLK-05800-06055, 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        8225       1094    3302  TTNET, TR
 12479        6906       1726     143  UNI2-AS, ES
 20940        3797       3197     557  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2879       2279     894  ROSTELECOM-AS, RU
  9009        2522        263    1345  M247, GB
 34984        2225        357     599  TELLCOM-AS, TR
 61317        1750        266     970  ASDETUK www.heficed.com, GB
 58224        1641        891     570  TCI, IR

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        8556       3454     577  Uninet S.A. de C.V., MX
 10620        3422        523     671  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1722        385     463  Mega Cable, S.A. de C.V., MX
  6503        1514        359     477  Axtel, S.A.B. de C.V., MX
 28573        1453       2304     232  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     134  TIM SA, BR
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  Alestra, S. de R.L. de C.V., MX

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      22  LINKdotNET-AS, EG
 24835        1548        503      32  RAYA-AS, EG
 36992        1289       1417     272  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         780         68      11  ORANGE-COTE-IVOIRE, CI
  6713         613       1863      34  IAM-AS, MA
 36935         583        522      40  Vodafone-, EG
 15399         502         49      29  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
  2018         340        319      73  TENET-1, ZA

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8556       3454     577  Uninet S.A. de C.V., MX
  9808        8348       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8225       1094    3302  TTNET, TR
 12479        6906       1726     143  UNI2-AS, ES
  7545        5815        785     670  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5589       9719    2477  AMAZON-02, US
 11492        4670        309     734  CABLEONE, US
 22773        4033       3041     315  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3961        264      32  VIASAT-SP-BACKBONE, US
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese

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        8348         8300  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6906         6763  UNI2-AS, ES
  7545        5815         5145  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8225         4923  TTNET, TR
 11492        4670         3936  CABLEONE, US
  7155        3961         3929  VIASAT-SP-BACKBONE, US
  4538        3860         3787  ERX-CERNET-BKB China Education and Research Net
 22773        4033         3718  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3662         3643  VIETEL-AS-AP Viettel Group, VN
  7713        3507         3451  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
     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
     32306  UNALLOCATED  8.46.80.0/24              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
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:       174  COGENT-174, US
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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      /11:100     /12:305     
/13:595     /14:1210    /15:2071    /16:13512   /17:8204    /18:13859   
/19:25151   /20:42103   /21:51181   /22:106796  /23:92773   /24:509170  
/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        7388        8225  TTNET, TR
 12479        5828        6906  UNI2-AS, ES
 11492        3609        4670  CABLEONE, US
  6327        3176        3367  SHAW, CA
  7155        3049        3961  VIASAT-SP-BACKBONE, US
 22773        2992        4033  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2947        8556  Uninet S.A. de C.V., MX
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2757        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2241        2587  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1913      2:1101      3:145       4:20        5:3642      6:83     
   7:5         8:1513      9:1        11:164      12:1735     13:386    
  14:2228     15:105      16:23       17:356      18:113      20:126    
  21:4        22:188      23:5090     24:2448     25:2        27:2611   
  29:19       31:2328     32:110      34:1        35:47       36:1670   
  37:3868     38:2246     39:641      40:166      41:3825     42:980    
  43:2072     44:288      45:15379    46:3722     47:354      48:6      
  49:1612     50:1812     51:101      52:1285     54:248      55:748    
  56:4        57:58       58:1789     59:1108     60:929      61:2199   
  62:2303     63:1971     64:5377     65:2358     66:4990     67:2891   
  68:1164     69:4121     70:1363     71:682      72:3152     74:2631   
  75:1499     76:696      77:2007     78:3795     79:2619     80:1875   
  81:1689     82:1388     83:1153     84:1300     85:3613     86:718    
  87:1837     88:2711     89:3000     90:519      91:7379     92:1832   
  93:2554     94:3159     95:4475     96:1297     97:345      98:978    
  99:959     100:76      101:1069    102:1711    103:27100   104:4028   
 105:436     106:821     107:2331    108:727     109:3863    110:1940   
 111:3073    112:1932    113:1284    114:1479    115:2101    116:1823   
 117:2406    118:2244    119:1879    120:1520    121:1055    122:2519   
 123:2168    124:1538    125:1961    128:1350    129:1369    130:888    
 131:2028    132:773     133:360     134:1850    135:311     136:786    
 137:995     138:2413    139:1202    140:761     141:1217    142:1202   
 143:1356    144:1270    145:326     146:1520    147:1407    148:2186   
 149:1518    150:831     151:1093    152:1638    153:504     154:3038   
 155:1342    156:1753    157:1219    158:985     159:2033    160:2372   
 161:1252    162:3374    163:1109    164:1553    165:1448    166:584    
 167:1693    168:3654    169:693     170:4323    171:804     172:2751   
 173:2878    174:1002    175:1121    176:3288    177:4475    178:3001   
 179:1914    180:2319    181:2663    182:3228    183:1908    184:2412   
 185:18870   186:4256    187:3124    188:3321    189:2877    190:8740   
 191:1359    192:10734   193:8286    194:6800    195:4793    196:2913   
 197:2121    198:6025    199:5936    200:7369    201:5233    202:10446  
 203:10217   204:4522    205:3379    206:3788    207:3367    208:4036   
 209:4762    210:4188    211:2350    212:3766    213:3395    214:1165   
 215:64      216:6391    217:2597    218:1186    219:580     220:2008   
 221:981     222:847     223:1934   

End of report


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