[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Mon Feb 14 21:13:14 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 14 Feb, 2022

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              890086
    Prefixes after maximum aggregation (per Origin AS):          334476
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427492
    Number of IPv4 prefixes with a valid ROA:                    308549
    Number of IPv4 prefixes with an invalid ROA:                   2808
    Number of IPv4 prefixes with no ROA:                         578729
Total ASes present in the Internet Routing Table:                 72829
    Prefixes per ASN:                                             12.22
Origin-only ASes present in the Internet Routing Table:           62533
Origin ASes announcing only one prefix:                           25745
Transit ASes present in the Internet Routing Table:               10296
Transit-only ASes present in the Internet Routing Table:            368
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               955
    Number of instances of unregistered ASNs:                       961
Number of 32-bit ASNs allocated by the RIRs:                      38568
Number of 32-bit ASNs visible in the Routing Table:               32132
Prefixes from 32-bit ASNs in the Routing Table:                  150291
Number of bogon 32-bit ASNs visible in the Routing Table:            46
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            564
Number of addresses announced to Internet:                   3068813568
    Equivalent to 182 /8s, 234 /16s and 97 /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:      299904

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

Prefixes being announced by APNIC Region ASes:                   234682
    Total APNIC prefixes after maximum aggregation:               65490
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229540
    Unique aggregates announced from the APNIC address blocks:    94082
APNIC Region origin ASes present in the Internet Routing Table:   12361
    APNIC Prefixes per ASN:                                       18.57
APNIC Region origin ASes announcing only one prefix:               3517
APNIC Region transit ASes present in the Internet Routing Table:   1707
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7576
Number of APNIC addresses announced to Internet:              774103040
    Equivalent to 46 /8s, 35 /16s and 224 /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:                    258677
    Total ARIN prefixes after maximum aggregation:               118970
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258754
    Unique aggregates announced from the ARIN address blocks:    123442
ARIN Region origin ASes present in the Internet Routing Table:    18979
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6896
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4347
Number of ARIN addresses announced to Internet:              1296130560
    Equivalent to 77 /8s, 65 /16s and 98 /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:                    253873
    Total RIPE prefixes after maximum aggregation:               116577
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250297
    Unique aggregates announced from the RIPE address blocks:    149053
RIPE Region origin ASes present in the Internet Routing Table:    28197
    RIPE Prefixes per ASN:                                         8.88
RIPE Region origin ASes announcing only one prefix:               12118
RIPE Region transit ASes present in the Internet Routing Table:    3955
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10658
Number of RIPE addresses announced to Internet:               713629696
    Equivalent to 42 /8s, 137 /16s and 32 /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:                  114248
    Total LACNIC prefixes after maximum aggregation:              27358
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         114971
    Unique aggregates announced from the LACNIC address blocks:   48519
LACNIC Region origin ASes present in the Internet Routing Table:  10943
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2207
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8629
Number of LACNIC addresses announced to Internet:             176592640
    Equivalent to 10 /8s, 134 /16s and 151 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  27651
    Total AfriNIC prefixes after maximum aggregation:              5376
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35959
    Unique aggregates announced from the AfriNIC address blocks:  11916
AfriNIC Region origin ASes present in the Internet Routing Table:  1589
    AfriNIC Prefixes per ASN:                                     22.63
AfriNIC Region origin ASes announcing only one prefix:              548
AfriNIC Region transit ASes present in the Internet Routing Table:  318
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  922
Number of AfriNIC addresses announced to Internet:            107992320
    Equivalent to 6 /8s, 111 /16s and 213 /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        9044       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5864        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3602       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2316        475     235  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2303      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2115        429     199  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        6277      10188    2676  AMAZON-02, US
 11492        4501        298     790  CABLEONE, US
 22773        3962       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3902        264      30  VIASAT-SP-BACKBONE, US
 16625        3654       1883    2565  AKAMAI-AS, US
  6327        3372       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2610        374     136  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2518       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2252       3036     499  CHARTER-20115, 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
  9121        6942       1692      17  TTNET, TR
 12479        6807       1731     150  UNI2-AS, ES
  8551        4012        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3884       3193     538  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2934       2274     909  ROSTELECOM-AS, RU
  9009        2471        250    1289  M247, GB
 34984        2226        358     604  TELLCOM-AS, TR
 58224        1791        929     579  TCI, IR
 47331        1759        278    1335  TTNET, TR

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       10278       3415     566  Uninet S.A. de C.V., MX
 10620        3458        519     719  Telmex Colombia S.A., CO
 11830        2456        369      62  Instituto Costarricense de Electricidad
 13999        1667        284     474  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1386       2330     246  CLARO S.A., BR
  3816        1246        651     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1149       2351     140  TIM SA, BR
  6147        1095        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     447  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        1589        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         894         63      57  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ
 23889         422        232      16  MauritiusTelecom, MU

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10278       3415     566  Uninet S.A. de C.V., MX
  9808        9044       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6942       1692      17  TTNET, TR
 12479        6807       1731     150  UNI2-AS, ES
 16509        6277      10188    2676  AMAZON-02, US
  7545        5864        787     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4501        298     790  CABLEONE, US
  8551        4012        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3962       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US

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        9044         9007  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6942         6925  TTNET, TR
 12479        6807         6657  UNI2-AS, ES
  7545        5864         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4642         4569  ERX-CERNET-BKB China Education and Research Net
  8551        4012         3973  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3902         3872  VIASAT-SP-BACKBONE, US
 11492        4501         3711  CABLEONE, US
 16509        6277         3601  AMAZON-02, US
 22773        3962         3594  ASN-CXA-ALL-CCI-22773-RDC, US

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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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 the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.3.0/24             48276  LEVEL-AS, RU
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  CONVERGE Converge ICT, PH
198.19.226.0/24           56207  CONVERGE Converge ICT, PH

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     Transit:       174  COGENT-174, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:100     /12:305     
/13:591     /14:1203    /15:2069    /16:13590   /17:8368    /18:13905   
/19:25195   /20:43488   /21:52460   /22:108331  /23:95552   /24:524859  
/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
  9121        6068        6942  TTNET, TR
 12479        5775        6807  UNI2-AS, ES
  8151        3953       10278  Uninet S.A. de C.V., MX
  8551        3476        4012  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3422        4501  CABLEONE, US
  6327        3185        3372  SHAW, CA
  7155        2992        3902  VIASAT-SP-BACKBONE, US
 22773        2953        3962  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2265        2610  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1911      2:995       3:153       4:7         5:3777      6:102    
   7:5         8:1516      9:1        11:172      12:1720     13:412    
  14:2373     15:162      16:41       17:371      18:139      20:167    
  21:4        22:188      23:5492     24:2330     25:6        27:2684   
  29:19       31:2422     32:94       34:1        35:58       36:1737   
  37:3952     38:2517     39:681      40:149      41:3916     42:1035   
  43:2125     44:295      45:16054    46:3877     47:313      49:1630   
  50:1915     51:107      52:1362     53:1        54:294      55:755    
  56:8        57:56       58:1814     59:1151     60:960      61:2273   
  62:2446     63:1939     64:5519     65:2307     66:4891     67:2959   
  68:1178     69:4164     70:1348     71:675      72:3055     74:2637   
  75:1515     76:717      77:2124     78:3815     79:3103     80:1955   
  81:1661     82:1453     83:1194     84:1336     85:3625     86:714    
  87:1964     88:2621     89:3200     90:509      91:7536     92:1887   
  93:2595     94:3262     95:4489     96:1302     97:343      98:992    
  99:862     100:76      101:1046    102:1985    103:28427   104:4163   
 105:463     106:866     107:2458    108:777     109:4189    110:2060   
 111:3199    112:1966    113:1487    114:1509    115:2131    116:1892   
 117:2516    118:2351    119:1868    120:1635    121:1060    122:2530   
 123:2145    124:1557    125:2105    128:1372    129:1200    130:930    
 131:2095    132:793     133:370     134:1928    135:287     136:863    
 137:1010    138:2460    139:1234    140:890     141:1365    142:1261   
 143:1442    144:1231    145:344     146:1782    147:1478    148:2247   
 149:1684    150:866     151:1076    152:1829    153:525     154:3596   
 155:1350    156:1865    157:1222    158:1015    159:2053    160:2411   
 161:1300    162:3455    163:1227    164:1665    165:1586    166:636    
 167:1726    168:3708    169:691     170:4351    171:822     172:3009   
 173:3060    174:1024    175:1142    176:3523    177:4551    178:3046   
 179:2006    180:2355    181:2909    182:3181    183:1918    184:2392   
 185:19337   186:4315    187:3540    188:3805    189:3017    190:8922   
 191:1306    192:11040   193:8522    194:6938    195:4985    196:2930   
 197:2353    198:5997    199:6006    200:7518    201:5656    202:10507  
 203:10204   204:4561    205:3336    206:3818    207:3407    208:4012   
 209:4634    210:4279    211:2453    212:3946    213:3378    214:1154   
 215:64      216:6396    217:2653    218:1245    219:577     220:2047   
 221:989     222:861     223:2142   

End of report


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