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

REN Routing Table Report cscora at frr.nsrc.org
Wed Apr 5 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 05 Apr, 2023

  IPv4 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:                              915507
    Prefixes after maximum aggregation (per Origin AS):          347505
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      447918
    Number of IPv4 prefixes with a valid ROA:                    383106
    Number of IPv4 prefixes with an invalid ROA:                   2524
    Number of IPv4 prefixes with no ROA:                         529877
Total ASes present in the Internet Routing Table:                 74274
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63815
Origin ASes announcing only one prefix:                           26175
Transit ASes present in the Internet Routing Table:               10459
Transit-only ASes present in the Internet Routing Table:            449
Paths with bogon ASNs present in the IPv4 Routing Table:             57
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1105
    Number of instances of unregistered ASNs:                      1107
Number of 32-bit ASNs allocated by the RIRs:                      41605
Number of 32-bit ASNs visible in the Routing Table:               34411
Prefixes from 32-bit ASNs in the Routing Table:                  169532
Number of bogon 32-bit ASNs visible in the Routing Table:            49
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            512
Number of addresses announced to Internet:                   3061221376
    Equivalent to 182 /8s, 118 /16s and 136 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      306164

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

Prefixes being announced by APNIC Region ASes:                   240312
    Total APNIC prefixes after maximum aggregation:               68690
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234892
    Unique aggregates announced from the APNIC address blocks:    98048
APNIC Region origin ASes present in the Internet Routing Table:   13375
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               3925
APNIC Region transit ASes present in the Internet Routing Table:   1802
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8679
Number of APNIC addresses announced to Internet:              773355776
    Equivalent to 46 /8s, 24 /16s and 121 /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:                    268637
    Total ARIN prefixes after maximum aggregation:               122098
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270910
    Unique aggregates announced from the ARIN address blocks:    130474
ARIN Region origin ASes present in the Internet Routing Table:    19078
    ARIN Prefixes per ASN:                                        14.20
ARIN Region origin ASes announcing only one prefix:                6974
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4774
Number of ARIN addresses announced to Internet:              1285220352
    Equivalent to 76 /8s, 154 /16s and 232 /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:                    258698
    Total RIPE prefixes after maximum aggregation:               121790
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254787
    Unique aggregates announced from the RIPE address blocks:    157564
RIPE Region origin ASes present in the Internet Routing Table:    28278
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12022
RIPE Region transit ASes present in the Internet Routing Table:    3911
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11106
Number of RIPE addresses announced to Internet:               717917952
    Equivalent to 42 /8s, 202 /16s and 143 /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:                  117542
    Total LACNIC prefixes after maximum aggregation:              28374
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116865
    Unique aggregates announced from the LACNIC address blocks:   49090
LACNIC Region origin ASes present in the Internet Routing Table:  10973
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2269
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8772
Number of LACNIC addresses announced to Internet:             176626688
    Equivalent to 10 /8s, 135 /16s and 28 /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:                  29213
    Total AfriNIC prefixes after maximum aggregation:              5775
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37540
    Unique aggregates announced from the AfriNIC address blocks:  12334
AfriNIC Region origin ASes present in the Internet Routing Table:  1732
    AfriNIC Prefixes per ASN:                                     21.67
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1080
Number of AfriNIC addresses announced to Internet:            107736832
    Equivalent to 6 /8s, 107 /16s and 239 /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        9527       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5746        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3565       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3558       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3369       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2903        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2362        835     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2308      11250     588  KIXS-AS-KR Korea Telecom, KR
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        8230      10776    2901  AMAZON-02, US
 11492        4538        301     622  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3613       3077     283  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3513       1320      64  SHAW, CA
 16625        3147       1579    2333  AKAMAI-AS, US
   749        3054      50541    2321  DNIC-AS-00749, US
396982        2627       3590     361  GOOGLE-CLOUD-PLATFORM, US
  7018        2580      24117    1576  ATT-INTERNET4, US
 30036        2488        359     526  MEDIACOM-ENTERPRISE-BUSINESS, 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
 12479        7243       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4058       3399     166  AKAMAI-ASN1, NL
  8551        3887        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2930       2292     911  ROSTELECOM-AS, RU
  9009        2657        250    1379  M247, RO
 34984        2268        359     610  TELLCOM-AS, TR
  6849        2076        307      18  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1606        100      26  TRIOLAN, UA

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       11209       3343     578  Uninet S.A. de C.V., MX
 10620        3499        506     850  Telmex Colombia S.A., CO
 13999        2310        370     617  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1332       2325     235  Claro NXT Telecomunicacoes Ltda, BR
  3816        1303        767     159  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1102        180     443  Techtel LMDS Comunicaciones Interactiva
 26615        1030       2498      45  TIM SA, BR

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
 24835        1541        533      30  RAYA-AS, EG
 24863        1442        393      19  LINKdotNET-AS, EG
 36992        1356       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1016         67      48  ORANGE-COTE-IVOIRE, CI
 36935         872        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         527         54      47  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         488         73       5  EthioNet-AS, ET

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       11209       3343     578  Uninet S.A. de C.V., MX
  9808        9527       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8230      10776    2901  AMAZON-02, US
 12479        7243       1705     149  UNI2-AS, ES
  7545        5746        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4538        301     622  CABLEONE, US
 20940        4058       3399     166  AKAMAI-ASN1, NL
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
  8551        3887        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9527         9479  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7243         7094  UNI2-AS, ES
 16509        8230         5329  AMAZON-02, US
  7545        5746         5056  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
  7155        3968         3920  VIASAT-SP-BACKBONE, US
 11492        4538         3916  CABLEONE, US
 20940        4058         3892  AKAMAI-ASN1, NL
  8551        3887         3850  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3565         3544  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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:39      /11:103     /12:299     
/13:578     /14:1196    /15:2071    /16:13471   /17:8246    /18:13818   
/19:25032   /20:43745   /21:51449   /22:109282  /23:97587   /24:548561  
/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
 12479        6304        7243  UNI2-AS, ES
  8151        5175       11209  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3446        4538  CABLEONE, US
  8551        3359        3887  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3322        3513  SHAW, CA
  7155        3040        3968  VIASAT-SP-BACKBONE, US
 22773        2678        3613  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2145        2488  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2053        3499  Telmex Colombia S.A., CO

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

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

   1:1669      2:1240      3:170       4:5         5:4482      6:121    
   7:6         8:1525      9:1        11:172      12:1561     13:394    
  14:2298     15:299      16:185      17:370      18:413      20:248    
  21:4        22:188      23:6142     24:2600     25:6        27:2570   
  29:19       31:2521     32:93       34:10       35:106      36:1925   
  37:4644     38:4442     39:805      40:151      41:3960     42:983    
  43:2336     44:309      45:16547    46:4200     47:342      49:1730   
  50:1827     51:571      52:1589     54:389      55:855      56:8      
  57:94       58:1762     59:1130     60:981      61:2442     62:2631   
  63:1924     64:5694     65:2308     66:4942     67:3045     68:1374   
  69:4145     70:1253     71:679      72:2974     74:2607     75:1462   
  76:610      77:2435     78:1854     79:3163     80:2099     81:1744   
  82:1484     83:1276     84:1541     85:2994     86:749      87:1989   
  88:1238     89:3626     90:614      91:7677     92:2058     93:2604   
  94:3596     95:3996     96:1328     97:335      98:1157     99:745    
 100:74      101:1070    102:2691    103:31348   104:4643    105:484    
 106:826     107:2511    108:1018    109:4415    110:2080    111:3203   
 112:2065    113:1514    114:1625    115:2079    116:1909    117:2565   
 118:2287    119:2023    120:1776    121:1074    122:2628    123:2177   
 124:1567    125:2529    128:1326    129:1062    130:1007    131:1987   
 132:846     133:421     134:1904    135:303     136:871     137:1083   
 138:2562    139:1531    140:1236    141:1453    142:1430    143:1484   
 144:1164    145:347     146:1936    147:1571    148:2328    149:2005   
 150:876     151:1153    152:1842    153:567     154:4394    155:1416   
 156:1804    157:1300    158:1048    159:2281    160:2534    161:1540   
 162:3545    163:1552    164:1602    165:1727    166:978     167:1735   
 168:3873    169:938     170:4602    171:868     172:3542    173:2931   
 174:1031    175:1171    176:3676    177:4544    178:3622    179:2139   
 180:2458    181:3427    182:3332    183:1938    184:2347    185:20179  
 186:4688    187:3933    188:4088    189:3542    190:9163    191:1451   
 192:10930   193:8852    194:7317    195:5143    196:3087    197:2382   
 198:5957    199:6102    200:7885    201:5889    202:10577   203:10265  
 204:4627    205:3549    206:4125    207:3449    208:4094    209:4881   
 210:4358    211:2443    212:4102    213:3575    214:1079    215:60     
 216:6630    217:2681    218:1311    219:470     220:2019    221:976    
 222:790     223:2151   

End of report


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