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

REN Routing Table Report cscora at frr.nsrc.org
Wed Feb 23 21:13:07 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 23 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:                              891479
    Prefixes after maximum aggregation (per Origin AS):          335190
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      428288
    Number of IPv4 prefixes with a valid ROA:                    310910
    Number of IPv4 prefixes with an invalid ROA:                   2571
    Number of IPv4 prefixes with no ROA:                         577998
Total ASes present in the Internet Routing Table:                 72884
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62573
Origin ASes announcing only one prefix:                           25758
Transit ASes present in the Internet Routing Table:               10311
Transit-only ASes present in the Internet Routing Table:            375
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:               911
    Number of instances of unregistered ASNs:                       917
Number of 32-bit ASNs allocated by the RIRs:                      38610
Number of 32-bit ASNs visible in the Routing Table:               32206
Prefixes from 32-bit ASNs in the Routing Table:                  150826
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            521
Number of addresses announced to Internet:                   3067584000
    Equivalent to 182 /8s, 215 /16s and 158 /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:      300420

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

Prefixes being announced by APNIC Region ASes:                   235103
    Total APNIC prefixes after maximum aggregation:               65649
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          230021
    Unique aggregates announced from the APNIC address blocks:    94221
APNIC Region origin ASes present in the Internet Routing Table:   12406
    APNIC Prefixes per ASN:                                       18.54
APNIC Region origin ASes announcing only one prefix:               3534
APNIC Region transit ASes present in the Internet Routing Table:   1718
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:   7619
Number of APNIC addresses announced to Internet:              773575168
    Equivalent to 46 /8s, 27 /16s and 210 /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:                    259235
    Total ARIN prefixes after maximum aggregation:               119256
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           259163
    Unique aggregates announced from the ARIN address blocks:    123662
ARIN Region origin ASes present in the Internet Routing Table:    18990
    ARIN Prefixes per ASN:                                        13.65
ARIN Region origin ASes announcing only one prefix:                6899
ARIN Region transit ASes present in the Internet Routing Table:    1940
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:    4364
Number of ARIN addresses announced to Internet:              1295524352
    Equivalent to 77 /8s, 56 /16s and 34 /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:                    254259
    Total RIPE prefixes after maximum aggregation:               116820
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250752
    Unique aggregates announced from the RIPE address blocks:    149352
RIPE Region origin ASes present in the Internet Routing Table:    28191
    RIPE Prefixes per ASN:                                         8.89
RIPE Region origin ASes announcing only one prefix:               12105
RIPE Region transit ASes present in the Internet Routing Table:    3959
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                         251
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10667
Number of RIPE addresses announced to Internet:               713698304
    Equivalent to 42 /8s, 138 /16s and 44 /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:                  114376
    Total LACNIC prefixes after maximum aggregation:              27390
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115057
    Unique aggregates announced from the LACNIC address blocks:   48639
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:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2205
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:             176410368
    Equivalent to 10 /8s, 131 /16s and 207 /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:                  27595
    Total AfriNIC prefixes after maximum aggregation:              5399
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         35964
    Unique aggregates announced from the AfriNIC address blocks:  11966
AfriNIC Region origin ASes present in the Internet Routing Table:  1594
    AfriNIC Prefixes per ASN:                                     22.56
AfriNIC Region origin ASes announcing only one prefix:              555
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:  927
Number of AfriNIC addresses announced to Internet:            108054016
    Equivalent to 6 /8s, 112 /16s and 198 /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        9069       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2377        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2302      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2170       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        6329      10195    2706  AMAZON-02, US
 11492        4444        295     737  CABLEONE, US
 22773        3958       3033     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      30  VIASAT-SP-BACKBONE, US
 16625        3666       1890    2573  AKAMAI-AS, US
  6327        3385       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2610        374     156  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2262       3042     500  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        6959       1692      17  TTNET, TR
 12479        6822       1731     150  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3891       3193     537  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2464        249    1285  M247, GB
 34984        2237        358     608  TELLCOM-AS, TR
 58224        1783        929     579  TCI, IR
 47331        1759        279    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       10332       3415     566  Uninet S.A. de C.V., MX
 10620        3470        520     698  Telmex Colombia S.A., CO
 11830        2463        369      62  Instituto Costarricense de Electricidad
 13999        1676        286     473  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1385       2331     246  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  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        1552        393      21  LINKdotNET-AS, EG
 24835        1546        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         901         64      61  ORANGE-COTE-IVOIRE, CI
 36935         730        521      39  Vodafone-, EG
  6713         611       1851      38  IAM-AS, MA
 15399         518         51      34  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       10332       3415     566  Uninet S.A. de C.V., MX
  9808        9069       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6959       1692      17  TTNET, TR
 12479        6822       1731     150  UNI2-AS, ES
 16509        6329      10195    2706  AMAZON-02, US
  7545        5867        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4444        295     737  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3958       3033     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        9069         9032  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6959         6942  TTNET, TR
 12479        6822         6672  UNI2-AS, ES
  7545        5867         5182  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4643         4570  ERX-CERNET-BKB China Education and Research Net
  8551        4015         3976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3869  VIASAT-SP-BACKBONE, US
 11492        4444         3707  CABLEONE, US
 16509        6329         3623  AMAZON-02, US
 22773        3958         3590  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     /14:1201    /15:2062    /16:13585   /17:8367    /18:13911   
/19:25204   /20:43520   /21:52542   /22:108505  /23:95739   /24:525777  
/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        6077        6959  TTNET, TR
 12479        5790        6822  UNI2-AS, ES
  8151        3999       10332  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3359        4444  CABLEONE, US
  6327        3198        3385  SHAW, CA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2949        3958  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        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)
----------------------------------------------

   1:1910      2:992       3:154       4:7         5:3776      6:103    
   7:5         8:1531      9:1        11:172      12:1719     13:416    
  14:2380     15:168      16:42       17:372      18:140      20:166    
  21:4        22:188      23:5494     24:2303     25:6        27:2685   
  29:19       31:2430     32:93       34:1        35:60       36:1733   
  37:3946     38:2606     39:687      40:149      41:3917     42:1056   
  43:2131     44:297      45:16062    46:3887     47:337      49:1661   
  50:1913     51:108      52:1367     53:1        54:294      55:767    
  56:8        57:59       58:1819     59:1175     60:965      61:2282   
  62:2457     63:1938     64:5505     65:2299     66:4871     67:2964   
  68:1188     69:4150     70:1345     71:675      72:3079     74:2622   
  75:1517     76:719      77:2126     78:3865     79:3108     80:1968   
  81:1663     82:1462     83:1198     84:1339     85:3640     86:725    
  87:1961     88:2649     89:3241     90:511      91:7549     92:1894   
  93:2604     94:3276     95:4492     96:1302     97:347      98:990    
  99:861     100:76      101:1045    102:1990    103:28495   104:4168   
 105:463     106:862     107:2484    108:781     109:4208    110:2063   
 111:3222    112:1990    113:1487    114:1513    115:2139    116:1890   
 117:2513    118:2350    119:1887    120:1631    121:1087    122:2538   
 123:2155    124:1560    125:2125    128:1316    129:1186    130:923    
 131:2082    132:796     133:372     134:1927    135:288     136:870    
 137:1011    138:2469    139:1241    140:892     141:1366    142:1268   
 143:1454    144:1226    145:343     146:1796    147:1479    148:2247   
 149:1606    150:866     151:1074    152:1835    153:528     154:3582   
 155:1363    156:1876    157:1228    158:1020    159:2053    160:2414   
 161:1301    162:3457    163:1238    164:1674    165:1581    166:646    
 167:1745    168:3716    169:682     170:4351    171:823     172:3034   
 173:3062    174:1022    175:1125    176:3502    177:4546    178:3046   
 179:1969    180:2342    181:2921    182:3251    183:1942    184:2388   
 185:19332   186:4330    187:3565    188:3840    189:3026    190:8927   
 191:1304    192:11067   193:8533    194:6944    195:4997    196:2929   
 197:2362    198:6021    199:5990    200:7532    201:5667    202:10508  
 203:10206   204:4553    205:3382    206:3764    207:3383    208:4013   
 209:4648    210:4292    211:2449    212:3954    213:3393    214:1159   
 215:64      216:6411    217:2634    218:1243    219:575     220:2039   
 221:989     222:863     223:2142   

End of report


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