[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 27 21:13:13 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 27 Sep, 2021

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

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

BGP routing table entries examined:                              868416
    Prefixes after maximum aggregation (per Origin AS):          328131
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      415853
Total ASes present in the Internet Routing Table:                 72025
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           61917
Origin ASes announcing only one prefix:                           25502
Transit ASes present in the Internet Routing Table:               10108
Transit-only ASes present in the Internet Routing Table:            347
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 37447)                              35
Prefixes from unregistered ASNs in the Routing Table:              1201
    Number of instances of unregistered ASNs:                      1206
Number of 32-bit ASNs allocated by the RIRs:                      37344
Number of 32-bit ASNs visible in the Routing Table:               30996
Prefixes from 32-bit ASNs in the Routing Table:                  141598
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            463
Number of addresses announced to Internet:                   3068945664
    Equivalent to 182 /8s, 236 /16s and 101 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    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:      293553

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

Prefixes being announced by APNIC Region ASes:                   227976
    Total APNIC prefixes after maximum aggregation:               63863
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223617
    Unique aggregates announced from the APNIC address blocks:    91702
APNIC Region origin ASes present in the Internet Routing Table:   11958
    APNIC Prefixes per ASN:                                       18.70
APNIC Region origin ASes announcing only one prefix:               3398
APNIC Region transit ASes present in the Internet Routing Table:   1670
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:   7132
Number of APNIC addresses announced to Internet:              773383168
    Equivalent to 46 /8s, 24 /16s and 228 /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:                    252609
    Total ARIN prefixes after maximum aggregation:               115611
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           252360
    Unique aggregates announced from the ARIN address blocks:    120312
ARIN Region origin ASes present in the Internet Routing Table:    18901
    ARIN Prefixes per ASN:                                        13.35
ARIN Region origin ASes announcing only one prefix:                6877
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:    4122
Number of ARIN addresses announced to Internet:              1299407104
    Equivalent to 77 /8s, 115 /16s and 97 /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:                    248812
    Total RIPE prefixes after maximum aggregation:               116064
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245151
    Unique aggregates announced from the RIPE address blocks:    145232
RIPE Region origin ASes present in the Internet Routing Table:    28037
    RIPE Prefixes per ASN:                                         8.74
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3897
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:   10418
Number of RIPE addresses announced to Internet:               711455488
    Equivalent to 42 /8s, 103 /16s and 243 /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:                  111391
    Total LACNIC prefixes after maximum aggregation:              26605
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112320
    Unique aggregates announced from the LACNIC address blocks:   47197
LACNIC Region origin ASes present in the Internet Routing Table:  10789
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2634
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:  8453
Number of LACNIC addresses announced to Internet:             176436992
    Equivalent to 10 /8s, 132 /16s and 55 /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:                  26427
    Total AfriNIC prefixes after maximum aggregation:              5189
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         34504
    Unique aggregates announced from the AfriNIC address blocks:  11000
AfriNIC Region origin ASes present in the Internet Routing Table:  1541
    AfriNIC Prefixes per ASN:                                     22.39
AfriNIC Region origin ASes announcing only one prefix:              537
AfriNIC Region transit ASes present in the Internet Routing Table:  309
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  871
Number of AfriNIC addresses announced to Internet:            107926528
    Equivalent to 6 /8s, 110 /16s and 212 /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        8354       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5817        786     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3888       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3633       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3516       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2916       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2361        485     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2246      11373     572  KIXS-AS-KR Korea Telecom, KR
  4755        2128        438     204  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C

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        5559       9746    2474  AMAZON-02, US
 11492        4725        312     747  CABLEONE, US
 22773        4037       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 16625        3589       1852    2498  AKAMAI-AS, US
  6327        3367       1318      65  SHAW, CA
 30036        2587        374     179  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2530       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2235      24162    1426  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        8256       1097    3287  TTNET, TR
 12479        6898       1726     143  UNI2-AS, ES
 20940        3837       3197     558  AKAMAI-ASN1, NL
  8551        3286        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2885       2279     894  ROSTELECOM-AS, RU
  9009        2542        264    1348  M247, GB
 34984        2230        358     602  TELLCOM-AS, TR
 58224        1654        894     577  TCI, IR
 61317        1620        254     913  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        8853       3457     575  Uninet S.A. de C.V., MX
 10620        3420        522     683  Telmex Colombia S.A., CO
 11830        2494        369      62  Instituto Costarricense de Electricidad
 13999        1694        365     462  Mega Cable, S.A. de C.V., MX
  6503        1488        359     483  Axtel, S.A.B. de C.V., MX
 28573        1445       2305     242  CLARO S.A., BR
  3816        1241        652     151  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1148       2351     136  TIM SA, BR
  6147        1089        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        1639        393      21  LINKdotNET-AS, EG
 24835        1549        503      32  RAYA-AS, EG
 36992        1285       1417     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         744         68      11  ORANGE-COTE-IVOIRE, CI
  6713         611       1863      34  IAM-AS, MA
 36935         608        522      40  Vodafone-, EG
 15399         505         49      29  WANANCHI-, KE
 37342         470         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        8853       3457     575  Uninet S.A. de C.V., MX
  9808        8354       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8256       1097    3287  TTNET, TR
 12479        6898       1726     143  UNI2-AS, ES
  7545        5817        786     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5559       9746    2474  AMAZON-02, US
 11492        4725        312     747  CABLEONE, US
 22773        4037       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
  4538        3888       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        8354         8306  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6898         6755  UNI2-AS, ES
  7545        5817         5144  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8256         4969  TTNET, TR
 11492        4725         3978  CABLEONE, US
  7155        3949         3917  VIASAT-SP-BACKBONE, US
  4538        3888         3815  ERX-CERNET-BKB China Education and Research Net
 22773        4037         3719  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3633         3614  VIETEL-AS-AP Viettel Group, VN
  7713        3516         3460  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     
/13:596     /14:1210    /15:2069    /16:13575   /17:8239    /18:13923   
/19:25193   /20:42121   /21:51191   /22:106869  /23:92926   /24:510028  
/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        7420        8256  TTNET, TR
 12479        5822        6898  UNI2-AS, ES
 11492        3664        4725  CABLEONE, US
  8151        3225        8853  Uninet S.A. de C.V., MX
  6327        3176        3367  SHAW, CA
  7155        3037        3949  VIASAT-SP-BACKBONE, US
 22773        2992        4037  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2751        3286  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2240        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)
----------------------------------------------

   1:1907      2:1074      3:145       4:20        5:3642      6:83     
   7:5         8:1511      9:1        11:164      12:1733     13:373    
  14:2242     15:109      16:24       17:358      18:107      20:126    
  21:4        22:188      23:5129     24:2448     25:2        27:2612   
  29:19       31:2344     32:109      34:1        35:47       36:1666   
  37:3902     38:2244     39:600      40:167      41:3809     42:1011   
  43:2064     44:287      45:15500    46:3717     47:320      48:5      
  49:1661     50:1819     51:101      52:1285     54:249      55:745    
  56:4        57:58       58:1791     59:1109     60:931      61:2193   
  62:2306     63:1966     64:5363     65:2358     66:4978     67:2889   
  68:1161     69:4122     70:1361     71:683      72:3150     74:2626   
  75:1490     76:694      77:2024     78:3819     79:2612     80:1873   
  81:1672     82:1354     83:1157     84:1299     85:3616     86:724    
  87:1847     88:2719     89:3020     90:506      91:7375     92:1829   
  93:2556     94:3142     95:4485     96:1298     97:345      98:975    
  99:959     100:76      101:1070    102:1716    103:27139   104:4007   
 105:436     106:813     107:2340    108:728     109:3870    110:1936   
 111:3078    112:1938    113:1291    114:1480    115:2111    116:1822   
 117:2414    118:2245    119:1885    120:1523    121:1055    122:2523   
 123:2163    124:1536    125:1966    128:1366    129:1353    130:892    
 131:2029    132:778     133:362     134:1857    135:312     136:776    
 137:1000    138:2424    139:1199    140:759     141:1232    142:1201   
 143:1373    144:1271    145:325     146:1560    147:1419    148:2185   
 149:1475    150:832     151:1090    152:1649    153:506     154:3083   
 155:1341    156:1867    157:1228    158:1005    159:2031    160:2340   
 161:1258    162:3371    163:1112    164:1557    165:1451    166:584    
 167:1686    168:3657    169:694     170:4341    171:808     172:2761   
 173:2938    174:1002    175:1126    176:3295    177:4500    178:2999   
 179:1925    180:2348    181:2646    182:3231    183:1907    184:2422   
 185:18891   186:4256    187:3147    188:3322    189:2880    190:8729   
 191:1323    192:10739   193:8339    194:6808    195:4870    196:2894   
 197:2123    198:6018    199:5937    200:7340    201:5486    202:10422  
 203:10215   204:4504    205:3372    206:3780    207:3369    208:4017   
 209:4756    210:4195    211:2353    212:3797    213:3398    214:1163   
 215:64      216:6395    217:2596    218:1165    219:569     220:2005   
 221:980     222:844     223:1949   

End of report


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