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

REN Routing Table Report cscora at frr.nsrc.org
Mon Feb 20 21:13:27 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 20 Feb, 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:                              918300
    Prefixes after maximum aggregation (per Origin AS):          348069
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445981
    Number of IPv4 prefixes with a valid ROA:                    382240
    Number of IPv4 prefixes with an invalid ROA:                   2514
    Number of IPv4 prefixes with no ROA:                         533545
Total ASes present in the Internet Routing Table:                 74117
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63672
Origin ASes announcing only one prefix:                           26098
Transit ASes present in the Internet Routing Table:               10445
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             65
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:              1080
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      41223
Number of 32-bit ASNs visible in the Routing Table:               34179
Prefixes from 32-bit ASNs in the Routing Table:                  167475
Number of bogon 32-bit ASNs visible in the Routing Table:            72
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            580
Number of addresses announced to Internet:                   3062174720
    Equivalent to 182 /8s, 133 /16s and 20 /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:      311949

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

Prefixes being announced by APNIC Region ASes:                   238406
    Total APNIC prefixes after maximum aggregation:               68512
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233352
    Unique aggregates announced from the APNIC address blocks:    97734
APNIC Region origin ASes present in the Internet Routing Table:   13295
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3868
APNIC Region transit ASes present in the Internet Routing Table:   1794
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:   8588
Number of APNIC addresses announced to Internet:              773355008
    Equivalent to 46 /8s, 24 /16s and 118 /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:                    267587
    Total ARIN prefixes after maximum aggregation:               121845
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269576
    Unique aggregates announced from the ARIN address blocks:    130253
ARIN Region origin ASes present in the Internet Routing Table:    19060
    ARIN Prefixes per ASN:                                        14.14
ARIN Region origin ASes announcing only one prefix:                6971
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:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4739
Number of ARIN addresses announced to Internet:              1285787648
    Equivalent to 76 /8s, 163 /16s and 144 /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:                    264767
    Total RIPE prefixes after maximum aggregation:               122812
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261303
    Unique aggregates announced from the RIPE address blocks:    156572
RIPE Region origin ASes present in the Internet Routing Table:    28228
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12028
RIPE Region transit ASes present in the Internet Routing Table:    3906
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11018
Number of RIPE addresses announced to Internet:               718409472
    Equivalent to 42 /8s, 210 /16s and 15 /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:                  117273
    Total LACNIC prefixes after maximum aggregation:              28393
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116543
    Unique aggregates announced from the LACNIC address blocks:   48880
LACNIC Region origin ASes present in the Internet Routing Table:  10959
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2636
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:  8769
Number of LACNIC addresses announced to Internet:             176263424
    Equivalent to 10 /8s, 129 /16s and 145 /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:                  29187
    Total AfriNIC prefixes after maximum aggregation:              5726
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         36945
    Unique aggregates announced from the AfriNIC address blocks:  12093
AfriNIC Region origin ASes present in the Internet Routing Table:  1719
    AfriNIC Prefixes per ASN:                                     21.49
AfriNIC Region origin ASes announcing only one prefix:              595
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1065
Number of AfriNIC addresses announced to Internet:            108011520
    Equivalent to 6 /8s, 112 /16s and 32 /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        9448       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5836        788     709  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3545       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3434       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3351       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2778        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2298      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2187       4192      73  ERX-CERNET-BKB China Education and Rese
 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        7942      10725    2890  AMAZON-02, US
 11492        4532        300     603  CABLEONE, US
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
 22773        3658       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3302       1663    2416  AKAMAI-AS, US
   749        3037      50571    2304  DNIC-AS-00749, US
396982        2608       3584     354  GOOGLE-CLOUD-PLATFORM, US
  7018        2597      24143    1577  ATT-INTERNET4, US
 30036        2541        364     400  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        7076       1706     146  UNI2-AS, ES
  9121        5983       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4042       3399     170  AKAMAI-ASN1, NL
  8551        3895        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2656        253    1377  M247, RO
 47331        2385        356    1793  TTNET, TR
 34984        2265        359     609  TELLCOM-AS, TR
  6849        2259        339      19  UKRTELNET, 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       11090       3348     585  Uninet S.A. de C.V., MX
 10620        3477        507     862  Telmex Colombia S.A., CO
 11830        2263        369      65  Instituto Costarricense de Electricidad
 13999        2258        375     606  Mega Cable, S.A. de C.V., MX
 28573        1343       2325     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     452  Techtel LMDS Comunicaciones Interactiva
 26615        1020       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        1542        533      30  RAYA-AS, EG
 24863        1491        393      19  LINKdotNET-AS, EG
 36992        1349       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1001         67      53  ORANGE-COTE-IVOIRE, CI
 36935         886        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         497         73       5  EthioNet-AS, ET
 37342         493         32       1  MOVITEL, MZ

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       11090       3348     585  Uninet S.A. de C.V., MX
  9808        9448       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7942      10725    2890  AMAZON-02, US
 12479        7076       1706     146  UNI2-AS, ES
  9121        5983       1692      17  TTNET, TR
  7545        5836        788     709  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4532        300     603  CABLEONE, US
 20940        4042       3399     170  AKAMAI-ASN1, NL
  7155        3962        279      45  VIASAT-SP-BACKBONE, 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        9448         9400  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7076         6930  UNI2-AS, ES
  9121        5983         5966  TTNET, TR
  7545        5836         5127  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7942         5052  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4532         3929  CABLEONE, US
  7155        3962         3917  VIASAT-SP-BACKBONE, US
 20940        4042         3872  AKAMAI-ASN1, NL
  8551        3895         3858  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, 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
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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     
/13:580     /14:1200    /15:2075    /16:13480   /17:8275    /18:13809   
/19:25044   /20:43654   /21:52052   /22:110046  /23:98099   /24:549515  
/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        6136        7076  UNI2-AS, ES
  9121        5144        5983  TTNET, TR
  8151        5104       11090  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3448        4532  CABLEONE, US
  8551        3367        3895  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3037        3962  VIASAT-SP-BACKBONE, US
 22773        2707        3658  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2198        2541  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1644      2:1240      3:168       4:5         5:4333      6:114    
   7:5         8:1527      9:1        11:172      12:1586     13:383    
  14:2337     15:293      16:103      17:365      18:393      20:249    
  21:4        22:188      23:6082     24:2528     25:6        27:2587   
  29:19       31:2499     32:107      34:9        35:106      36:1905   
  37:4636     38:4177     39:840      40:153      41:4006     42:1065   
  43:2332     44:303      45:16383    46:4203     47:381      49:1714   
  50:1831     51:383      52:1578     54:395      55:868      56:8      
  57:91       58:1745     59:1175     60:990      61:2430     62:2622   
  63:1933     64:5687     65:2318     66:4933     67:3038     68:1349   
  69:4151     70:1263     71:667      72:2989     74:2599     75:1458   
  76:606      77:2411     78:3817     79:3169     80:2080     81:1855   
  82:1494     83:1246     84:1527     85:3697     86:753      87:1973   
  88:2772     89:3620     90:609      91:7669     92:2013     93:2592   
  94:3536     95:4855     96:1335     97:346      98:1162     99:744    
 100:76      101:1064    102:2603    103:31057   104:4525    105:485    
 106:828     107:2541    108:915     109:4405    110:2080    111:3271   
 112:2033    113:1502    114:1608    115:2067    116:1851    117:2550   
 118:2295    119:1943    120:1735    121:1079    122:2596    123:2171   
 124:1550    125:2376    128:1340    129:1068    130:1003    131:2019   
 132:836     133:412     134:1914    135:297     136:863     137:1077   
 138:2589    139:1553    140:1188    141:1468    142:1426    143:1481   
 144:1212    145:349     146:1900    147:1563    148:2300    149:1905   
 150:870     151:1143    152:1838    153:561     154:3930    155:1421   
 156:1686    157:1300    158:1010    159:2271    160:2543    161:1460   
 162:3562    163:1542    164:1594    165:1689    166:852     167:1740   
 168:3836    169:925     170:4559    171:869     172:3505    173:2967   
 174:1034    175:1170    176:3735    177:4567    178:3579    179:2169   
 180:2414    181:3409    182:3247    183:1933    184:2357    185:20053  
 186:4649    187:3926    188:4124    189:3535    190:9131    191:1450   
 192:10959   193:8826    194:7246    195:5124    196:3046    197:2400   
 198:5946    199:6118    200:7721    201:5836    202:10551   203:10216  
 204:4606    205:3530    206:3860    207:3445    208:4085    209:4831   
 210:4381    211:2425    212:4127    213:3561    214:1088    215:55     
 216:6609    217:2640    218:1305    219:463     220:2019    221:976    
 222:740     223:2123   

End of report


More information about the ren-bgp-stats-all mailing list