[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 23 21:13:35 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sat 23 Oct, 2021

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

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

BGP routing table entries examined:                              872606
    Prefixes after maximum aggregation (per Origin AS):          330986
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419349
Total ASes present in the Internet Routing Table:                 72159
    Prefixes per ASN:                                             12.09
Origin-only ASes present in the Internet Routing Table:           61987
Origin ASes announcing only one prefix:                           25530
Transit ASes present in the Internet Routing Table:               10172
Transit-only ASes present in the Internet Routing Table:            352
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:              1206
    Number of instances of unregistered ASNs:                      1208
Number of 32-bit ASNs allocated by the RIRs:                      37624
Number of 32-bit ASNs visible in the Routing Table:               31205
Prefixes from 32-bit ASNs in the Routing Table:                  143138
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            419
Number of addresses announced to Internet:                   3071793408
    Equivalent to 183 /8s, 23 /16s and 217 /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:      294588

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

Prefixes being announced by APNIC Region ASes:                   228577
    Total APNIC prefixes after maximum aggregation:               64135
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224320
    Unique aggregates announced from the APNIC address blocks:    92318
APNIC Region origin ASes present in the Internet Routing Table:   12018
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3410
APNIC Region transit ASes present in the Internet Routing Table:   1693
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:   7212
Number of APNIC addresses announced to Internet:              773559808
    Equivalent to 46 /8s, 27 /16s and 150 /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:                    254727
    Total ARIN prefixes after maximum aggregation:               117416
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254543
    Unique aggregates announced from the ARIN address blocks:    121850
ARIN Region origin ASes present in the Internet Routing Table:    18914
    ARIN Prefixes per ASN:                                        13.46
ARIN Region origin ASes announcing only one prefix:                6850
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:    4169
Number of ARIN addresses announced to Internet:              1301435136
    Equivalent to 77 /8s, 146 /16s and 83 /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:                    249745
    Total RIPE prefixes after maximum aggregation:               116684
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246053
    Unique aggregates announced from the RIPE address blocks:    146229
RIPE Region origin ASes present in the Internet Routing Table:    28099
    RIPE Prefixes per ASN:                                         8.76
RIPE Region origin ASes announcing only one prefix:               12104
RIPE Region transit ASes present in the Internet Routing Table:    3918
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:   10491
Number of RIPE addresses announced to Internet:               712167424
    Equivalent to 42 /8s, 114 /16s and 208 /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:                  111592
    Total LACNIC prefixes after maximum aggregation:              26752
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         112479
    Unique aggregates announced from the LACNIC address blocks:   47437
LACNIC Region origin ASes present in the Internet Routing Table:  10768
    LACNIC Prefixes per ASN:                                      10.45
LACNIC Region origin ASes announcing only one prefix:              2616
LACNIC Region transit ASes present in the Internet Routing Table:  2126
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8438
Number of LACNIC addresses announced to Internet:             176425216
    Equivalent to 10 /8s, 132 /16s and 9 /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:                  26759
    Total AfriNIC prefixes after maximum aggregation:              5218
    AfriNIC Deaggregation factor:                                  5.13
Prefixes being announced from the AfriNIC address blocks:         34791
    Unique aggregates announced from the AfriNIC address blocks:  11152
AfriNIC Region origin ASes present in the Internet Routing Table:  1564
    AfriNIC Prefixes per ASN:                                     22.24
AfriNIC Region origin ASes announcing only one prefix:              550
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:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  895
Number of AfriNIC addresses announced to Internet:            107921152
    Equivalent to 6 /8s, 110 /16s and 191 /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        8506       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2165        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2127        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       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        5780       9982    2530  AMAZON-02, US
 11492        4670        309     783  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5028     445  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2244      24160    1435  ATT-INTERNET4, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        8219       1095    3294  TTNET, TR
 12479        6864       1726     143  UNI2-AS, ES
 20940        3891       3198     562  AKAMAI-ASN1, NL
  8551        3285        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2511        259    1326  M247, GB
 34984        2239        358     603  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1670        223     929  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        8906       3461     573  Uninet S.A. de C.V., MX
 10620        3415        520     713  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1643        297     457  Mega Cable, S.A. de C.V., MX
  6503        1523        359     473  Axtel, S.A.B. de C.V., MX
 28573        1430       2309     254  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     136  TIM SA, BR
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 11664         956        187     443  Techtel LMDS Comunicaciones Interactiva

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         341        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        8906       3461     573  Uninet S.A. de C.V., MX
  9808        8506       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8219       1095    3294  TTNET, TR
 12479        6864       1726     143  UNI2-AS, ES
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5780       9982    2530  AMAZON-02, US
 11492        4670        309     783  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3891       3198     562  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        8506         8458  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6864         6721  UNI2-AS, ES
  7545        5835         5157  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8219         4925  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4670         3887  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4090         3708  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3449  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     
/13:596     /14:1210    /15:2079    /16:13586   /17:8248    /18:13901   
/19:25251   /20:42497   /21:51402   /22:107260  /23:94053   /24:512048  
/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        7389        8219  TTNET, TR
 12479        5825        6864  UNI2-AS, ES
 11492        3609        4670  CABLEONE, US
  8151        3293        8906  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3010        4090  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2749        3285  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  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        5:3660      6:85     
   7:5         8:1521      9:1        11:172      12:1713     13:400    
  14:2247     15:118      16:24       17:372      18:120      20:126    
  21:4        22:188      23:5223     24:2411     25:2        27:2620   
  29:19       31:2368     32:103      34:1        35:47       36:1671   
  37:3897     38:2323     39:604      40:151      41:3862     42:1043   
  43:2079     44:291      45:15546    46:3639     47:320      48:1      
  49:1644     50:1842     51:100      52:1298     54:280      55:737    
  56:13       57:59       58:1803     59:1093     60:933      61:2221   
  62:2314     63:1959     64:5398     65:2363     66:4924     67:2889   
  68:1167     69:4095     70:1355     71:685      72:3161     74:2633   
  75:1495     76:699      77:2044     78:3876     79:2584     80:1854   
  81:1649     82:1345     83:1165     84:1293     85:3613     86:717    
  87:1877     88:2694     89:3073     90:507      91:7426     92:1834   
  93:2572     94:3134     95:4523     96:1290     97:347      98:976    
  99:953     100:75      101:1053    102:1751    103:27367   104:4052   
 105:432     106:801     107:2388    108:734     109:3929    110:1939   
 111:3071    112:1963    113:1294    114:1512    115:2106    116:1851   
 117:2430    118:2262    119:1878    120:1553    121:1063    122:2521   
 123:2165    124:1540    125:1931    128:1411    129:1167    130:905    
 131:2067    132:776     133:364     134:1904    135:318     136:766    
 137:1002    138:2427    139:1215    140:834     141:1288    142:1213   
 143:1372    144:1272    145:326     146:1564    147:1460    148:2231   
 149:1489    150:844     151:1092    152:1661    153:511     154:3144   
 155:1368    156:1766    157:1185    158:994     159:2050    160:2335   
 161:1245    162:3356    163:1116    164:1645    165:1478    166:584    
 167:1694    168:3653    169:692     170:4332    171:808     172:2767   
 173:2984    174:1004    175:1138    176:3350    177:4535    178:3005   
 179:1923    180:2332    181:2684    182:3084    183:1912    184:2413   
 185:18980   186:4241    187:3205    188:3459    189:2916    190:8734   
 191:1295    192:10859   193:8406    194:6835    195:4891    196:2881   
 197:2178    198:6029    199:5930    200:7363    201:5491    202:10436  
 203:10219   204:4523    205:3374    206:3802    207:3371    208:4000   
 209:4743    210:4209    211:2426    212:3772    213:3386    214:1161   
 215:62      216:6382    217:2621    218:1197    219:567     220:2006   
 221:977     222:838     223:1962   

End of report


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