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

REN Routing Table Report cscora at frr.nsrc.org
Tue Apr 11 21:13:23 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 11 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:                              916363
    Prefixes after maximum aggregation (per Origin AS):          347720
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      448013
    Number of IPv4 prefixes with a valid ROA:                    386622
    Number of IPv4 prefixes with an invalid ROA:                   2520
    Number of IPv4 prefixes with no ROA:                         527221
Total ASes present in the Internet Routing Table:                 74292
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63836
Origin ASes announcing only one prefix:                           26169
Transit ASes present in the Internet Routing Table:               10456
Transit-only ASes present in the Internet Routing Table:            441
Paths with bogon ASNs present in the IPv4 Routing Table:             53
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:              1120
    Number of instances of unregistered ASNs:                      1122
Number of 32-bit ASNs allocated by the RIRs:                      41639
Number of 32-bit ASNs visible in the Routing Table:               34435
Prefixes from 32-bit ASNs in the Routing Table:                  169988
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:            771
Number of addresses announced to Internet:                   3061007616
    Equivalent to 182 /8s, 115 /16s and 69 /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:      306412

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

Prefixes being announced by APNIC Region ASes:                   240474
    Total APNIC prefixes after maximum aggregation:               68774
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234760
    Unique aggregates announced from the APNIC address blocks:    97710
APNIC Region origin ASes present in the Internet Routing Table:   13383
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               3917
APNIC Region transit ASes present in the Internet Routing Table:   1806
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:   8692
Number of APNIC addresses announced to Internet:              773131520
    Equivalent to 46 /8s, 21 /16s and 13 /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:                    268815
    Total ARIN prefixes after maximum aggregation:               122048
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271179
    Unique aggregates announced from the ARIN address blocks:    130712
ARIN Region origin ASes present in the Internet Routing Table:    19085
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6979
ARIN Region transit ASes present in the Internet Routing Table:    1927
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:    4777
Number of ARIN addresses announced to Internet:              1285109504
    Equivalent to 76 /8s, 153 /16s and 55 /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:                    258917
    Total RIPE prefixes after maximum aggregation:               121985
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254892
    Unique aggregates announced from the RIPE address blocks:    157521
RIPE Region origin ASes present in the Internet Routing Table:    28283
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12019
RIPE Region transit ASes present in the Internet Routing Table:    3909
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:   11113
Number of RIPE addresses announced to Internet:               717830400
    Equivalent to 42 /8s, 201 /16s and 57 /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:                  117737
    Total LACNIC prefixes after maximum aggregation:              28338
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117065
    Unique aggregates announced from the LACNIC address blocks:   49052
LACNIC Region origin ASes present in the Internet Routing Table:  10971
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2277
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:  8769
Number of LACNIC addresses announced to Internet:             176631040
    Equivalent to 10 /8s, 135 /16s and 45 /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:                  29300
    Total AfriNIC prefixes after maximum aggregation:              5790
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37695
    Unique aggregates announced from the AfriNIC address blocks:  12354
AfriNIC Region origin ASes present in the Internet Routing Table:  1735
    AfriNIC Prefixes per ASN:                                     21.73
AfriNIC Region origin ASes announcing only one prefix:              606
AfriNIC Region transit ASes present in the Internet Routing Table:  334
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: 1084
Number of AfriNIC addresses announced to Internet:            107753472
    Equivalent to 6 /8s, 108 /16s and 48 /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        9554       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5731        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3559       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3557       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        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2370        836     445  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2305      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        8239      10776    2911  AMAZON-02, US
 11492        4542        301     607  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3608       3073     282  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3163       1590    2341  AKAMAI-AS, US
   749        3052      50540    2319  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2578      24119    1574  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        7224       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4074       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       11219       3343     579  Uninet S.A. de C.V., MX
 10620        3501        507     852  Telmex Colombia S.A., CO
 13999        2312        371     611  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        1102        180     446  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
 24835        1541        533      30  RAYA-AS, EG
 24863        1510        393      19  LINKdotNET-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         549       1861      34  IAM-AS, MA
 15399         531         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       11219       3343     579  Uninet S.A. de C.V., MX
  9808        9554       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8239      10776    2911  AMAZON-02, US
 12479        7224       1705     149  UNI2-AS, ES
  7545        5731        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4074       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        9554         9506  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7224         7075  UNI2-AS, ES
 16509        8239         5328  AMAZON-02, US
  7545        5731         5042  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        4074         3908  AKAMAI-ASN1, NL
  8551        3885         3848  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3557         3536  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             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
    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
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    /15:2069    /16:13466   /17:8240    /18:13808   
/19:25023   /20:43748   /21:51460   /22:109387  /23:97750   /24:549167  
/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        6284        7224  UNI2-AS, ES
  8151        5184       11219  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        2674        3608  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2145        2488  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2055        3501  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      3:173       4:5         5:4487      6:122    
   7:6         8:1524      9:1        11:172      12:1549     13:392    
  14:2304     15:299      16:185      17:373      18:414      20:248    
  21:4        22:188      23:6197     24:2599     25:6        27:2566   
  29:19       31:2526     32:86       34:10       35:106      36:1929   
  37:4643     38:4451     39:805      40:151      41:3962     42:983    
  43:2336     44:307      45:16541    46:4223     47:361      49:1730   
  50:1834     51:571      52:1595     54:389      55:854      56:8      
  57:94       58:1764     59:1127     60:975      61:2463     62:2632   
  63:1922     64:5703     65:2319     66:4944     67:3044     68:1376   
  69:4171     70:1253     71:679      72:2973     74:2610     75:1466   
  76:610      77:2433     78:1863     79:3162     80:2094     81:1739   
  82:1489     83:1272     84:1528     85:2996     86:755      87:1989   
  88:1246     89:3617     90:611      91:7688     92:2059     93:2614   
  94:3588     95:4019     96:1328     97:336      98:1157     99:745    
 100:74      101:1070    102:2701    103:31348   104:4635    105:483    
 106:824     107:2514    108:1022    109:4425    110:2085    111:3202   
 112:2068    113:1513    114:1634    115:2077    116:1912    117:2562   
 118:2280    119:2023    120:1776    121:1079    122:2627    123:2177   
 124:1564    125:2528    128:1328    129:1052    130:1007    131:1986   
 132:846     133:422     134:1905    135:305     136:873     137:1084   
 138:2567    139:1564    140:1230    141:1460    142:1434    143:1489   
 144:1169    145:347     146:1936    147:1572    148:2348    149:2014   
 150:878     151:1155    152:1847    153:566     154:4420    155:1424   
 156:1810    157:1307    158:1054    159:2286    160:2528    161:1525   
 162:3537    163:1561    164:1612    165:1736    166:1018    167:1740   
 168:3879    169:942     170:4621    171:865     172:3542    173:2929   
 174:1068    175:1165    176:3674    177:4577    178:3580    179:2141   
 180:2455    181:3425    182:3334    183:1918    184:2354    185:20184  
 186:4753    187:3942    188:4087    189:3536    190:9137    191:1448   
 192:10924   193:8857    194:7304    195:5143    196:3094    197:2382   
 198:5952    199:6105    200:8000    201:5853    202:10576   203:10259  
 204:4629    205:3554    206:4146    207:3454    208:4094    209:4883   
 210:4355    211:2441    212:4109    213:3575    214:1076    215:59     
 216:6645    217:2691    218:1311    219:471     220:2013    221:976    
 222:787     223:2152   

End of report


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