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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 17 21:13:22 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 17 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:                              890920
    Prefixes after maximum aggregation (per Origin AS):          334753
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427813
    Number of IPv4 prefixes with a valid ROA:                    309806
    Number of IPv4 prefixes with an invalid ROA:                   2747
    Number of IPv4 prefixes with no ROA:                         578367
Total ASes present in the Internet Routing Table:                 72838
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           62529
Origin ASes announcing only one prefix:                           25761
Transit ASes present in the Internet Routing Table:               10309
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:               948
    Number of instances of unregistered ASNs:                       954
Number of 32-bit ASNs allocated by the RIRs:                      38574
Number of 32-bit ASNs visible in the Routing Table:               32150
Prefixes from 32-bit ASNs in the Routing Table:                  150566
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:            528
Number of addresses announced to Internet:                   3068600576
    Equivalent to 182 /8s, 231 /16s and 33 /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:      300293

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

Prefixes being announced by APNIC Region ASes:                   235017
    Total APNIC prefixes after maximum aggregation:               65561
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          229770
    Unique aggregates announced from the APNIC address blocks:    94090
APNIC Region origin ASes present in the Internet Routing Table:   12371
    APNIC Prefixes per ASN:                                       18.57
APNIC Region origin ASes announcing only one prefix:               3524
APNIC Region transit ASes present in the Internet Routing Table:   1709
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:   7584
Number of APNIC addresses announced to Internet:              773632512
    Equivalent to 46 /8s, 28 /16s and 178 /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:                    258765
    Total ARIN prefixes after maximum aggregation:               119047
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258815
    Unique aggregates announced from the ARIN address blocks:    123495
ARIN Region origin ASes present in the Internet Routing Table:    18985
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6903
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4355
Number of ARIN addresses announced to Internet:              1296018176
    Equivalent to 77 /8s, 63 /16s and 171 /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:                    254238
    Total RIPE prefixes after maximum aggregation:               116684
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           250721
    Unique aggregates announced from the RIPE address blocks:    149267
RIPE Region origin ASes present in the Internet Routing Table:    28196
    RIPE Prefixes per ASN:                                         8.89
RIPE Region origin ASes announcing only one prefix:               12122
RIPE Region transit ASes present in the Internet Routing Table:    3958
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:   10668
Number of RIPE addresses announced to Internet:               713857024
    Equivalent to 42 /8s, 140 /16s and 152 /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:                  114311
    Total LACNIC prefixes after maximum aggregation:              27375
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         114999
    Unique aggregates announced from the LACNIC address blocks:   48569
LACNIC Region origin ASes present in the Internet Routing Table:  10936
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2206
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:  8619
Number of LACNIC addresses announced to Internet:             176596992
    Equivalent to 10 /8s, 134 /16s and 168 /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:                  27641
    Total AfriNIC prefixes after maximum aggregation:              5379
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         36086
    Unique aggregates announced from the AfriNIC address blocks:  11927
AfriNIC Region origin ASes present in the Internet Routing Table:  1592
    AfriNIC Prefixes per ASN:                                     22.67
AfriNIC Region origin ASes announcing only one prefix:              550
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:  924
Number of AfriNIC addresses announced to Internet:            108169984
    Equivalent to 6 /8s, 114 /16s and 139 /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        9051       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5868        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3603       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3496       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       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        6284      10188    2667  AMAZON-02, US
 11492        4437        294     747  CABLEONE, US
 22773        3959       3032     368  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      31  VIASAT-SP-BACKBONE, US
 16625        3649       1882    2564  AKAMAI-AS, US
  6327        3379       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2616        375     122  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4962     429  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        6947       1692      17  TTNET, TR
 12479        6801       1731     150  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3875       3192     536  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2467        249    1285  M247, GB
 34984        2240        359     605  TELLCOM-AS, TR
 58224        1791        929     579  TCI, IR
 47331        1761        279    1337  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       10312       3415     568  Uninet S.A. de C.V., MX
 10620        3466        519     707  Telmex Colombia S.A., CO
 11830        2457        369      62  Instituto Costarricense de Electricidad
 13999        1669        285     474  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1383       2330     246  CLARO S.A., BR
  3816        1250        659     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1091        369      21  Telefonica del Peru S.A.A., PE
 11664        1002        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        523      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         519         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       10312       3415     568  Uninet S.A. de C.V., MX
  9808        9051       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6947       1692      17  TTNET, TR
 12479        6801       1731     150  UNI2-AS, ES
 16509        6284      10188    2667  AMAZON-02, US
  7545        5868        788     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4437        294     747  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3959       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        9051         9014  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6947         6930  TTNET, TR
 12479        6801         6651  UNI2-AS, ES
  7545        5868         5183  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4639         4566  ERX-CERNET-BKB China Education and Research Net
  8551        4015         3976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3868  VIASAT-SP-BACKBONE, US
 11492        4437         3690  CABLEONE, US
 16509        6284         3617  AMAZON-02, US
 22773        3959         3591  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
23.131.232.0/24      Origin:      3257  GTT-BACKBONE GTT, US
23.131.232.0/24     Transit:      4637  ASN-TELSTRA-GLOBAL Telstra Global, HK
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

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    /15:2066    /16:13592   /17:8370    /18:13915   
/19:25213   /20:43593   /21:52529   /22:108438  /23:95538   /24:525399  
/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        6070        6947  TTNET, TR
 12479        5771        6801  UNI2-AS, ES
  8151        3973       10312  Uninet S.A. de C.V., MX
  8551        3479        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3357        4437  CABLEONE, US
  6327        3193        3379  SHAW, CA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2950        3959  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2271        2616  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       3:153       4:7         5:3797      6:103    
   7:5         8:1530      9:1        11:172      12:1720     13:415    
  14:2382     15:164      16:43       17:372      18:137      20:167    
  21:4        22:188      23:5481     24:2299     25:6        27:2683   
  29:19       31:2433     32:93       34:1        35:59       36:1743   
  37:3953     38:2567     39:682      40:148      41:3921     42:1042   
  43:2144     44:295      45:16117    46:3883     47:337      49:1625   
  50:1915     51:107      52:1368     53:1        54:294      55:753    
  56:8        57:56       58:1816     59:1162     60:960      61:2283   
  62:2450     63:1940     64:5518     65:2305     66:4861     67:2962   
  68:1179     69:4164     70:1343     71:678      72:3062     74:2625   
  75:1516     76:717      77:2132     78:3861     79:3109     80:1971   
  81:1664     82:1460     83:1200     84:1339     85:3622     86:716    
  87:1952     88:2649     89:3234     90:512      91:7547     92:1892   
  93:2615     94:3265     95:4485     96:1302     97:345      98:993    
  99:860     100:76      101:1045    102:1989    103:28530   104:4163   
 105:464     106:863     107:2453    108:775     109:4201    110:2060   
 111:3203    112:1970    113:1489    114:1511    115:2134    116:1891   
 117:2518    118:2354    119:1871    120:1633    121:1065    122:2537   
 123:2155    124:1557    125:2130    128:1312    129:1183    130:931    
 131:2095    132:795     133:370     134:1926    135:286     136:860    
 137:1007    138:2471    139:1251    140:893     141:1361    142:1258   
 143:1457    144:1228    145:343     146:1773    147:1475    148:2246   
 149:1603    150:868     151:1075    152:1831    153:526     154:3594   
 155:1352    156:1878    157:1226    158:1016    159:2055    160:2403   
 161:1306    162:3451    163:1228    164:1664    165:1586    166:639    
 167:1726    168:3713    169:687     170:4363    171:822     172:3021   
 173:3066    174:1021    175:1142    176:3539    177:4548    178:3040   
 179:1981    180:2347    181:2930    182:3191    183:1925    184:2387   
 185:19351   186:4322    187:3550    188:3846    189:3011    190:8924   
 191:1314    192:11051   193:8531    194:6936    195:4991    196:2926   
 197:2352    198:6001    199:5989    200:7520    201:5661    202:10507  
 203:10208   204:4565    205:3385    206:3760    207:3405    208:4014   
 209:4631    210:4277    211:2452    212:3942    213:3382    214:1156   
 215:64      216:6402    217:2647    218:1245    219:576     220:2043   
 221:988     222:862     223:2143   

End of report


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