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

REN Routing Table Report cscora at frr.nsrc.org
Sat Oct 9 21:13:33 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sat 09 Oct, 2021

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

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

BGP routing table entries examined:                              870279
    Prefixes after maximum aggregation (per Origin AS):          329137
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      416739
Total ASes present in the Internet Routing Table:                 72065
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61934
Origin ASes announcing only one prefix:                           25488
Transit ASes present in the Internet Routing Table:               10131
Transit-only ASes present in the Internet Routing Table:            351
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:              1262
    Number of instances of unregistered ASNs:                      1266
Number of 32-bit ASNs allocated by the RIRs:                      37440
Number of 32-bit ASNs visible in the Routing Table:               31092
Prefixes from 32-bit ASNs in the Routing Table:                  142302
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            505
Number of addresses announced to Internet:                   3070925824
    Equivalent to 183 /8s, 10 /16s and 156 /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:      294063

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

Prefixes being announced by APNIC Region ASes:                   227926
    Total APNIC prefixes after maximum aggregation:               63882
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223691
    Unique aggregates announced from the APNIC address blocks:    91742
APNIC Region origin ASes present in the Internet Routing Table:   11983
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3403
APNIC Region transit ASes present in the Internet Routing Table:   1683
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:   7170
Number of APNIC addresses announced to Internet:              772734720
    Equivalent to 46 /8s, 14 /16s and 255 /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:                    253485
    Total ARIN prefixes after maximum aggregation:               116155
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253447
    Unique aggregates announced from the ARIN address blocks:    120676
ARIN Region origin ASes present in the Internet Routing Table:    18882
    ARIN Prefixes per ASN:                                        13.42
ARIN Region origin ASes announcing only one prefix:                6849
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    4142
Number of ARIN addresses announced to Internet:              1301074176
    Equivalent to 77 /8s, 140 /16s and 209 /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:                    249525
    Total RIPE prefixes after maximum aggregation:               116374
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245631
    Unique aggregates announced from the RIPE address blocks:    145555
RIPE Region origin ASes present in the Internet Routing Table:    28061
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3892
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:   10454
Number of RIPE addresses announced to Internet:               711899648
    Equivalent to 42 /8s, 110 /16s and 186 /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:                  111588
    Total LACNIC prefixes after maximum aggregation:              26689
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112487
    Unique aggregates announced from the LACNIC address blocks:   47327
LACNIC Region origin ASes present in the Internet Routing Table:  10778
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2624
LACNIC Region transit ASes present in the Internet Routing Table:  2137
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:  8449
Number of LACNIC addresses announced to Internet:             176679424
    Equivalent to 10 /8s, 135 /16s and 234 /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:                  26493
    Total AfriNIC prefixes after maximum aggregation:              5223
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         34517
    Unique aggregates announced from the AfriNIC address blocks:  11018
AfriNIC Region origin ASes present in the Internet Routing Table:  1545
    AfriNIC Prefixes per ASN:                                     22.34
AfriNIC Region origin ASes announcing only one prefix:              536
AfriNIC Region transit ASes present in the Internet Routing Table:  313
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  877
Number of AfriNIC addresses announced to Internet:            108192000
    Equivalent to 6 /8s, 114 /16s and 225 /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        8356       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5833        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3887       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3619       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3514       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3019       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11373     572  KIXS-AS-KR Korea Telecom, KR
  9498        2174        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2124        429     200  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        5683       9816    2489  AMAZON-02, US
 11492        4677        309     765  CABLEONE, US
 22773        4104       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3643       1883    2538  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2588        374     179  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2533       5028     452  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2232      24161    1427  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        8314       1105    3270  TTNET, TR
 12479        6849       1726     143  UNI2-AS, ES
 20940        3861       3198     560  AKAMAI-ASN1, NL
  8551        3278        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2890       2279     894  ROSTELECOM-AS, RU
  9009        2491        258    1315  M247, GB
 34984        2233        358     603  TELLCOM-AS, TR
 58224        1681        899     581  TCI, IR
 61317        1627        256     907  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        8881       3459     571  Uninet S.A. de C.V., MX
 10620        3411        519     708  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1696        337     465  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1450       2309     242  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     135  TIM SA, BR
  6147        1089        370      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        1635        393      21  LINKdotNET-AS, EG
 24835        1528        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         800         68      11  ORANGE-COTE-IVOIRE, CI
 36935         629        523      43  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         507         50      30  WANANCHI-, KE
 37342         471         32       1  MOVITEL, MZ
  2018         343        319      73  TENET-1, ZA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8881       3459     571  Uninet S.A. de C.V., MX
  9808        8356       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8314       1105    3270  TTNET, TR
 12479        6849       1726     143  UNI2-AS, ES
  7545        5833        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5683       9816    2489  AMAZON-02, US
 11492        4677        309     765  CABLEONE, US
 22773        4104       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
  4538        3887       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        8356         8308  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6849         6706  UNI2-AS, ES
  7545        5833         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8314         5044  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4677         3912  CABLEONE, US
  4538        3887         3814  ERX-CERNET-BKB China Education and Research Net
 22773        4104         3717  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3619         3600  VIETEL-AS-AP Viettel Group, VN
  7713        3514         3458  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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

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

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

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

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

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

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

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

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
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      /11:99      /12:305     
/13:597     /14:1211    /15:2076    /16:13592   /17:8242    /18:13899   
/19:25268   /20:42324   /21:51462   /22:107148  /23:93255   /24:510730  
/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        7474        8314  TTNET, TR
 12479        5801        6849  UNI2-AS, ES
 11492        3616        4677  CABLEONE, US
  8151        3258        8881  Uninet S.A. de C.V., MX
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3018        4104  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2743        3278  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2242        2588  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1897      2:1054      3:145       4:19        5:3657      6:84     
   7:5         8:1518      9:1        11:172      12:1712     13:397    
  14:2237     15:114      16:24       17:368      18:125      20:126    
  21:4        22:188      23:5160     24:2431     25:2        27:2622   
  29:19       31:2339     32:109      34:1        35:47       36:1660   
  37:3901     38:2287     39:603      40:151      41:3798     42:1039   
  43:2086     44:288      45:15531    46:3705     47:320      48:3      
  49:1652     50:1835     51:99       52:1287     54:247      55:706    
  56:4        57:58       58:1798     59:1101     60:933      61:2175   
  62:2270     63:1963     64:5377     65:2359     66:4947     67:2884   
  68:1161     69:4116     70:1361     71:685      72:3150     74:2620   
  75:1492     76:693      77:2060     78:3875     79:2605     80:1872   
  81:1673     82:1354     83:1159     84:1290     85:3626     86:724    
  87:1861     88:2730     89:3071     90:501      91:7361     92:1851   
  93:2553     94:3162     95:4508     96:1290     97:347      98:974    
  99:960     100:75      101:1049    102:1718    103:27218   104:4069   
 105:437     106:824     107:2373    108:733     109:3880    110:1935   
 111:3055    112:1946    113:1296    114:1506    115:2109    116:1800   
 117:2432    118:2247    119:1887    120:1521    121:1059    122:2519   
 123:2167    124:1541    125:1935    128:1393    129:1326    130:903    
 131:2028    132:776     133:363     134:1860    135:317     136:784    
 137:1007    138:2405    139:1205    140:763     141:1244    142:1200   
 143:1371    144:1265    145:325     146:1545    147:1429    148:2174   
 149:1506    150:837     151:1089    152:1661    153:504     154:3092   
 155:1332    156:1822    157:1180    158:1007    159:2042    160:2348   
 161:1250    162:3346    163:1092    164:1565    165:1463    166:587    
 167:1684    168:3641    169:688     170:4314    171:806     172:2757   
 173:2942    174:997     175:1133    176:3324    177:4525    178:3005   
 179:1947    180:2331    181:2666    182:3078    183:1907    184:2430   
 185:18920   186:4248    187:3175    188:3433    189:2910    190:8725   
 191:1308    192:10693   193:8368    194:6834    195:4887    196:2895   
 197:2123    198:6022    199:5916    200:7359    201:5478    202:10433  
 203:10272   204:4501    205:3383    206:4061    207:3350    208:4020   
 209:4733    210:4194    211:2357    212:3794    213:3370    214:1157   
 215:61      216:6365    217:2610    218:1186    219:585     220:2003   
 221:978     222:848     223:1934   

End of report


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