[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 12 21:13:26 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 12 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:                              916603
    Prefixes after maximum aggregation (per Origin AS):          347791
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      448195
    Number of IPv4 prefixes with a valid ROA:                    388023
    Number of IPv4 prefixes with an invalid ROA:                   2618
    Number of IPv4 prefixes with no ROA:                         525962
Total ASes present in the Internet Routing Table:                 74293
    Prefixes per ASN:                                             12.34
Origin-only ASes present in the Internet Routing Table:           63822
Origin ASes announcing only one prefix:                           26165
Transit ASes present in the Internet Routing Table:               10471
Transit-only ASes present in the Internet Routing Table:            436
Paths with bogon ASNs present in the IPv4 Routing Table:             52
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:              1443
    Number of instances of unregistered ASNs:                      1445
Number of 32-bit ASNs allocated by the RIRs:                      41634
Number of 32-bit ASNs visible in the Routing Table:               34436
Prefixes from 32-bit ASNs in the Routing Table:                  170067
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            939
Number of addresses announced to Internet:                   3060939520
    Equivalent to 182 /8s, 114 /16s and 59 /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:      306207

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

Prefixes being announced by APNIC Region ASes:                   240494
    Total APNIC prefixes after maximum aggregation:               68755
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234776
    Unique aggregates announced from the APNIC address blocks:    97703
APNIC Region origin ASes present in the Internet Routing Table:   13373
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               3914
APNIC Region transit ASes present in the Internet Routing Table:   1810
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8681
Number of APNIC addresses announced to Internet:              773129984
    Equivalent to 46 /8s, 21 /16s and 7 /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:                    268558
    Total ARIN prefixes after maximum aggregation:               121945
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271160
    Unique aggregates announced from the ARIN address blocks:    130691
ARIN Region origin ASes present in the Internet Routing Table:    19065
    ARIN Prefixes per ASN:                                        14.22
ARIN Region origin ASes announcing only one prefix:                6962
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:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4778
Number of ARIN addresses announced to Internet:              1284785664
    Equivalent to 76 /8s, 148 /16s and 70 /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:                    259066
    Total RIPE prefixes after maximum aggregation:               122075
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254972
    Unique aggregates announced from the RIPE address blocks:    157595
RIPE Region origin ASes present in the Internet Routing Table:    28294
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12028
RIPE Region transit ASes present in the Internet Routing Table:    3908
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:   11120
Number of RIPE addresses announced to Internet:               717792768
    Equivalent to 42 /8s, 200 /16s and 166 /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:                  117652
    Total LACNIC prefixes after maximum aggregation:              28356
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         116966
    Unique aggregates announced from the LACNIC address blocks:   49196
LACNIC Region origin ASes present in the Internet Routing Table:  10976
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2274
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:             176642304
    Equivalent to 10 /8s, 135 /16s and 89 /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:                  29390
    Total AfriNIC prefixes after maximum aggregation:              5803
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37789
    Unique aggregates announced from the AfriNIC address blocks:  12336
AfriNIC Region origin ASes present in the Internet Routing Table:  1736
    AfriNIC Prefixes per ASN:                                     21.77
AfriNIC Region origin ASes announcing only one prefix:              608
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: 1085
Number of AfriNIC addresses announced to Internet:            107794944
    Equivalent to 6 /8s, 108 /16s and 210 /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        9555       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5727        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3559       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3549       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3376       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2926        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2741       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2372        836     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2303      11250     586  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        8248      10780    2901  AMAZON-02, US
 11492        4542        301     607  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3608       3073     281  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3147       1579    2331  AKAMAI-AS, US
   749        3052      50540    2319  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2577      24118    1573  ATT-INTERNET4, US
 30036        2493        360     505  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        4067       3399     166  AKAMAI-ASN1, NL
  8551        3885        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2930       2292     911  ROSTELECOM-AS, RU
  9009        2657        250    1382  M247, RO
 34984        2270        359     611  TELLCOM-AS, TR
  6849        2017        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       11079       3343     579  Uninet S.A. de C.V., MX
 10620        3500        507     851  Telmex Colombia S.A., CO
 13999        2312        354     610  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1331       2325     235  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  3816        1293        760     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1104        181     444  Techtel LMDS Comunicaciones Interactiva
 26615        1027       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
 24863        1576        393      19  LINKdotNET-AS, EG
 24835        1541        533      30  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1022         67      48  ORANGE-COTE-IVOIRE, CI
 36935         872        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         528         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       11079       3343     579  Uninet S.A. de C.V., MX
  9808        9555       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8248      10780    2901  AMAZON-02, US
 12479        7243       1705     149  UNI2-AS, ES
  7545        5727        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4067       3399     166  AKAMAI-ASN1, NL
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
  8551        3885        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        9555         9507  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7243         7094  UNI2-AS, ES
 16509        8248         5347  AMAZON-02, US
  7545        5727         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
 11492        4542         3935  CABLEONE, US
  7155        3968         3920  VIASAT-SP-BACKBONE, US
 20940        4067         3901  AKAMAI-ASN1, NL
  8551        3885         3848  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3549         3528  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.,
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24             3356  LEVEL3, US
     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

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
100.127.0.0/16            27720  CITTA TELECOM LTDA, BR
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    /15:2070    /16:13466   /17:8246    /18:13809   
/19:25020   /20:43730   /21:51444   /22:109446  /23:97667   /24:549460  
/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        6303        7243  UNI2-AS, ES
  8151        5064       11079  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3450        4542  CABLEONE, US
  8551        3357        3885  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3323        3514  SHAW, CA
  7155        3040        3968  VIASAT-SP-BACKBONE, US
 22773        2675        3608  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2150        2493  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2054        3500  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      2:1238      3:173       4:5         5:4495      6:128    
   7:6         8:1525      9:1        11:172      12:1548     13:391    
  14:2304     15:297      16:183      17:372      18:416      20:248    
  21:4        22:188      23:6216     24:2604     25:6        27:2569   
  29:19       31:2525     32:86       34:10       35:106      36:1931   
  37:4648     38:4467     39:805      40:151      41:3968     42:985    
  43:2334     44:306      45:16537    46:4233     47:361      49:1730   
  50:1831     51:571      52:1594     54:388      55:854      56:8      
  57:95       58:1763     59:1127     60:975      61:2465     62:2634   
  63:1919     64:5687     65:2314     66:4951     67:3048     68:1380   
  69:4171     70:1253     71:679      72:2977     74:2613     75:1469   
  76:609      77:2434     78:1862     79:3166     80:2095     81:1745   
  82:1488     83:1280     84:1530     85:2999     86:757      87:1986   
  88:1247     89:3617     90:611      91:7690     92:2059     93:2617   
  94:3595     95:4029     96:1328     97:336      98:1157     99:746    
 100:74      101:1070    102:2692    103:31347   104:4657    105:483    
 106:823     107:2525    108:1022    109:4428    110:2083    111:3204   
 112:2070    113:1516    114:1635    115:2077    116:1912    117:2566   
 118:2278    119:2024    120:1776    121:1079    122:2629    123:2180   
 124:1564    125:2522    128:1328    129:1055    130:1023    131:1987   
 132:854     133:422     134:1901    135:305     136:879     137:1085   
 138:2566    139:1565    140:1238    141:1462    142:1437    143:1496   
 144:1168    145:347     146:1940    147:1575    148:2341    149:2056   
 150:879     151:1155    152:1848    153:566     154:4425    155:1428   
 156:1812    157:1307    158:1053    159:2289    160:2525    161:1525   
 162:3534    163:1564    164:1631    165:1726    166:1016    167:1741   
 168:3881    169:942     170:4605    171:866     172:3555    173:2933   
 174:1069    175:1171    176:3674    177:4573    178:3575    179:2144   
 180:2459    181:3422    182:3335    183:1938    184:2355    185:20182  
 186:4778    187:3936    188:4080    189:3534    190:9134    191:1449   
 192:10924   193:8853    194:7304    195:5139    196:3096    197:2383   
 198:5971    199:6102    200:8014    201:5817    202:10582   203:10262  
 204:4627    205:3551    206:4149    207:3459    208:4085    209:4891   
 210:4352    211:2441    212:4106    213:3573    214:1084    215:59     
 216:6642    217:2687    218:1312    219:471     220:2017    221:976    
 222:790     223:2152   

End of report


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