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

REN Routing Table Report cscora at frr.nsrc.org
Tue Mar 1 21:13:09 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 01 Mar, 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:                              891903
    Prefixes after maximum aggregation (per Origin AS):          335399
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427732
    Number of IPv4 prefixes with a valid ROA:                    311685
    Number of IPv4 prefixes with an invalid ROA:                   2832
    Number of IPv4 prefixes with no ROA:                         577386
Total ASes present in the Internet Routing Table:                 72825
    Prefixes per ASN:                                             12.25
Origin-only ASes present in the Internet Routing Table:           62514
Origin ASes announcing only one prefix:                           25722
Transit ASes present in the Internet Routing Table:               10311
Transit-only ASes present in the Internet Routing Table:            383
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     252
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               906
    Number of instances of unregistered ASNs:                       916
Number of 32-bit ASNs allocated by the RIRs:                      38681
Number of 32-bit ASNs visible in the Routing Table:               32220
Prefixes from 32-bit ASNs in the Routing Table:                  151052
Number of bogon 32-bit ASNs visible in the Routing Table:            56
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            501
Number of addresses announced to Internet:                   3066780416
    Equivalent to 182 /8s, 203 /16s and 91 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      300318

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

Prefixes being announced by APNIC Region ASes:                   235297
    Total APNIC prefixes after maximum aggregation:               65756
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          230274
    Unique aggregates announced from the APNIC address blocks:    94275
APNIC Region origin ASes present in the Internet Routing Table:   12425
    APNIC Prefixes per ASN:                                       18.53
APNIC Region origin ASes announcing only one prefix:               3543
APNIC Region transit ASes present in the Internet Routing Table:   1711
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:   7644
Number of APNIC addresses announced to Internet:              773404160
    Equivalent to 46 /8s, 25 /16s and 54 /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:                    259264
    Total ARIN prefixes after maximum aggregation:               119151
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           259485
    Unique aggregates announced from the ARIN address blocks:    123475
ARIN Region origin ASes present in the Internet Routing Table:    18985
    ARIN Prefixes per ASN:                                        13.67
ARIN Region origin ASes announcing only one prefix:                6900
ARIN Region transit ASes present in the Internet Routing Table:    1941
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:    4376
Number of ARIN addresses announced to Internet:              1295474944
    Equivalent to 77 /8s, 55 /16s and 97 /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:                    254340
    Total RIPE prefixes after maximum aggregation:               117033
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           250746
    Unique aggregates announced from the RIPE address blocks:    149132
RIPE Region origin ASes present in the Internet Routing Table:    28120
    RIPE Prefixes per ASN:                                         8.92
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    3960
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                         252
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10645
Number of RIPE addresses announced to Internet:               713636352
    Equivalent to 42 /8s, 137 /16s and 58 /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:                  114373
    Total LACNIC prefixes after maximum aggregation:              27372
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115033
    Unique aggregates announced from the LACNIC address blocks:   48610
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:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2202
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:             176413184
    Equivalent to 10 /8s, 131 /16s and 218 /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:                  27723
    Total AfriNIC prefixes after maximum aggregation:              5414
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         35863
    Unique aggregates announced from the AfriNIC address blocks:  11811
AfriNIC Region origin ASes present in the Internet Routing Table:  1593
    AfriNIC Prefixes per ASN:                                     22.51
AfriNIC Region origin ASes announcing only one prefix:              553
AfriNIC Region transit ASes present in the Internet Routing Table:  321
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:  926
Number of AfriNIC addresses announced to Internet:            107536384
    Equivalent to 6 /8s, 104 /16s and 224 /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        9093       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5876        788     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4645       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3611       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        2382        475     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2289      11120     607  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2113        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        6370      10202    2682  AMAZON-02, US
 11492        4444        295     737  CABLEONE, US
 22773        3964       3054     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3895        263      26  VIASAT-SP-BACKBONE, US
 16625        3662       1888    2573  AKAMAI-AS, US
  6327        3390       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2614        375     139  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  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        6878       1692      17  TTNET, TR
 12479        6835       1729     149  UNI2-AS, ES
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3919       3194     544  AKAMAI-ASN1, NL
 39891        3546        204      29  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2472        249    1289  M247, GB
 34984        2235        358     606  TELLCOM-AS, TR
 47331        1852        286    1415  TTNET, TR
 58224        1798        931     597  TCI, IR

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       10375       3419     561  Uninet S.A. de C.V., MX
 10620        3473        520     695  Telmex Colombia S.A., CO
 11830        2436        369      62  Instituto Costarricense de Electricidad
 13999        1692        289     473  Mega Cable, S.A. de C.V., MX
  6503        1425        354     527  Axtel, S.A.B. de C.V., MX
 28573        1386       2332     248  CLARO S.A., BR
  3816        1253        664     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1149       2350     139  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664        1004        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        1591        393      21  LINKdotNET-AS, EG
 24835        1545        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         903         64      62  ORANGE-COTE-IVOIRE, CI
 36935         729        521      40  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         520         51      34  WANANCHI-, KE
 37342         469         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       10375       3419     561  Uninet S.A. de C.V., MX
  9808        9093       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6878       1692      17  TTNET, TR
 12479        6835       1729     149  UNI2-AS, ES
 16509        6370      10202    2682  AMAZON-02, US
  7545        5876        788     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4645       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4444        295     737  CABLEONE, US
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3964       3054     373  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        9093         9056  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6878         6861  TTNET, TR
 12479        6835         6686  UNI2-AS, ES
  7545        5876         5190  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4645         4572  ERX-CERNET-BKB China Education and Research Net
  8551        4014         3975  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3895         3869  VIASAT-SP-BACKBONE, US
 11492        4444         3707  CABLEONE, US
 16509        6370         3688  AMAZON-02, US
  7552        3611         3592  VIETEL-AS-AP Viettel Group, VN

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
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:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      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      /10:40      /11:100     /12:305     
/13:590     /14:1202    /15:2063    /16:13583   /17:8361    /18:13907   
/19:25206   /20:43593   /21:52599   /22:108466  /23:95740   /24:526118  
/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        5993        6878  TTNET, TR
 12479        5806        6835  UNI2-AS, ES
  8151        4036       10375  Uninet S.A. de C.V., MX
  8551        3480        4014  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3358        4444  CABLEONE, US
  6327        3203        3390  SHAW, CA
  7155        2988        3895  VIASAT-SP-BACKBONE, US
 22773        2948        3964  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2874        3546  ALJAWWALSTC-AS, SA
 30036        2269        2614  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      2:1000      3:151       4:7         5:3774      6:103    
   7:5         8:1530      9:1        11:172      12:1713     13:417    
  14:2375     15:169      16:41       17:375      18:145      20:167    
  21:4        22:188      23:5500     24:2307     25:6        27:2687   
  29:19       31:2428     32:93       34:1        35:62       36:1755   
  37:3936     38:2609     39:694      40:150      41:3923     42:1071   
  43:2136     44:296      45:16058    46:3878     47:338      49:1661   
  50:1908     51:107      52:1367     53:1        54:294      55:772    
  56:8        57:59       58:1821     59:1179     60:967      61:2280   
  62:2457     63:1941     64:5511     65:2297     66:4865     67:2967   
  68:1188     69:4138     70:1343     71:677      72:3077     74:2619   
  75:1516     76:720      77:2102     78:3863     79:3106     80:1966   
  81:1665     82:1454     83:1205     84:1339     85:3645     86:724    
  87:1957     88:2651     89:3247     90:513      91:7528     92:1894   
  93:2600     94:3287     95:4493     96:1304     97:345      98:989    
  99:861     100:76      101:1046    102:1987    103:28621   104:4234   
 105:460     106:853     107:2489    108:788     109:4175    110:2071   
 111:3225    112:2007    113:1482    114:1513    115:2140    116:1888   
 117:2517    118:2342    119:1902    120:1634    121:1087    122:2539   
 123:2155    124:1559    125:2125    128:1317    129:1185    130:926    
 131:2086    132:796     133:372     134:1933    135:289     136:869    
 137:1011    138:2467    139:1250    140:885     141:1376    142:1268   
 143:1461    144:1227    145:344     146:1768    147:1481    148:2235   
 149:1710    150:866     151:1079    152:1838    153:534     154:3484   
 155:1421    156:1873    157:1233    158:1021    159:2067    160:2411   
 161:1300    162:3449    163:1229    164:1612    165:1593    166:664    
 167:1745    168:3733    169:691     170:4407    171:818     172:3037   
 173:3062    174:1019    175:1145    176:3498    177:4573    178:3080   
 179:1975    180:2341    181:2901    182:3184    183:1958    184:2389   
 185:19361   186:4318    187:3584    188:3837    189:3047    190:8918   
 191:1306    192:11041   193:8540    194:6956    195:4974    196:2953   
 197:2368    198:6017    199:6010    200:7483    201:5660    202:10534  
 203:10200   204:4556    205:3381    206:3784    207:3369    208:4015   
 209:4656    210:4261    211:2447    212:3957    213:3377    214:1159   
 215:64      216:6429    217:2634    218:1244    219:575     220:2039   
 221:990     222:861     223:2142   

End of report


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