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

REN Routing Table Report cscora at frr.nsrc.org
Sat Feb 11 21:13:26 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 11 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:                              918125
    Prefixes after maximum aggregation (per Origin AS):          347832
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      446210
    Number of IPv4 prefixes with a valid ROA:                    381167
    Number of IPv4 prefixes with an invalid ROA:                   2866
    Number of IPv4 prefixes with no ROA:                         534092
Total ASes present in the Internet Routing Table:                 74088
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63626
Origin ASes announcing only one prefix:                           26103
Transit ASes present in the Internet Routing Table:               10462
Transit-only ASes present in the Internet Routing Table:            444
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:              1092
    Number of instances of unregistered ASNs:                      1105
Number of 32-bit ASNs allocated by the RIRs:                      41191
Number of 32-bit ASNs visible in the Routing Table:               34134
Prefixes from 32-bit ASNs in the Routing Table:                  166999
Number of bogon 32-bit ASNs visible in the Routing Table:            59
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            573
Number of addresses announced to Internet:                   3061915392
    Equivalent to 182 /8s, 129 /16s and 31 /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:      311866

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

Prefixes being announced by APNIC Region ASes:                   238318
    Total APNIC prefixes after maximum aggregation:               68525
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233308
    Unique aggregates announced from the APNIC address blocks:    97850
APNIC Region origin ASes present in the Internet Routing Table:   13257
    APNIC Prefixes per ASN:                                       17.60
APNIC Region origin ASes announcing only one prefix:               3836
APNIC Region transit ASes present in the Internet Routing Table:   1787
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:   8549
Number of APNIC addresses announced to Internet:              773279744
    Equivalent to 46 /8s, 23 /16s and 80 /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:                    267492
    Total ARIN prefixes after maximum aggregation:               121748
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269466
    Unique aggregates announced from the ARIN address blocks:    130375
ARIN Region origin ASes present in the Internet Routing Table:    19072
    ARIN Prefixes per ASN:                                        14.13
ARIN Region origin ASes announcing only one prefix:                6994
ARIN Region transit ASes present in the Internet Routing Table:    1946
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:    4740
Number of ARIN addresses announced to Internet:              1285555712
    Equivalent to 76 /8s, 160 /16s and 6 /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:                    264562
    Total RIPE prefixes after maximum aggregation:               122601
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261158
    Unique aggregates announced from the RIPE address blocks:    156465
RIPE Region origin ASes present in the Internet Routing Table:    28217
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12018
RIPE Region transit ASes present in the Internet Routing Table:    3920
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11009
Number of RIPE addresses announced to Internet:               718450688
    Equivalent to 42 /8s, 210 /16s and 176 /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:                  117323
    Total LACNIC prefixes after maximum aggregation:              28407
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116549
    Unique aggregates announced from the LACNIC address blocks:   49022
LACNIC Region origin ASes present in the Internet Routing Table:  10976
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2271
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8771
Number of LACNIC addresses announced to Internet:             176305920
    Equivalent to 10 /8s, 130 /16s and 55 /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:                  29338
    Total AfriNIC prefixes after maximum aggregation:              5756
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         37070
    Unique aggregates announced from the AfriNIC address blocks:  12049
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.58
AfriNIC Region origin ASes announcing only one prefix:              602
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: 1065
Number of AfriNIC addresses announced to Internet:            107983616
    Equivalent to 6 /8s, 111 /16s and 179 /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        9446       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5849        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3530       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3406       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3349       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2754        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2360        842     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11250     587  KIXS-AS-KR Korea Telecom, KR
  4538        2259       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        7946      10734    2844  AMAZON-02, US
 11492        4535        300     599  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3658       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3318       1677    2431  AKAMAI-AS, US
   749        3038      50571    2305  DNIC-AS-00749, US
396982        2601       3583     349  GOOGLE-CLOUD-PLATFORM, US
  7018        2595      24127    1577  ATT-INTERNET4, US
 30036        2556        366     377  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        6992       1706     146  UNI2-AS, ES
  9121        6137       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4031       3399     170  AKAMAI-ASN1, NL
  8551        3894        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     910  ROSTELECOM-AS, RU
  9009        2678        255    1379  M247, RO
 47331        2428        358    1830  TTNET, TR
 34984        2266        359     609  TELLCOM-AS, TR
  6849        2252        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       11116       3348     588  Uninet S.A. de C.V., MX
 10620        3476        507     862  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2245        375     606  Mega Cable, S.A. de C.V., MX
 28573        1351       2328     263  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        1150        369      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     454  Techtel LMDS Comunicaciones Interactiva
 26615        1003       2466      43  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        1540        533      30  RAYA-AS, EG
 24863        1496        393      21  LINKdotNET-AS, EG
 36992        1348       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         998         67      53  ORANGE-COTE-IVOIRE, CI
 36935         885        520      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 24757         495         73       5  EthioNet-AS, ET
 37342         485         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       11116       3348     588  Uninet S.A. de C.V., MX
  9808        9446       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7946      10734    2844  AMAZON-02, US
 12479        6992       1706     146  UNI2-AS, ES
  9121        6137       1692      17  TTNET, TR
  7545        5849        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4535        300     599  CABLEONE, US
 20940        4031       3399     170  AKAMAI-ASN1, NL
  7155        3899        265      33  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        9446         9398  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6992         6846  UNI2-AS, ES
  9121        6137         6120  TTNET, TR
  7545        5849         5145  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7946         5102  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4535         3936  CABLEONE, US
  7155        3899         3866  VIASAT-SP-BACKBONE, US
 20940        4031         3861  AKAMAI-ASN1, NL
  8551        3894         3857  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
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             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
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     /14:1201    /15:2076    /16:13485   /17:8285    /18:13847   
/19:25050   /20:43700   /21:52046   /22:109968  /23:98178   /24:549238  
/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        6057        6992  UNI2-AS, ES
  9121        5293        6137  TTNET, TR
  8151        5121       11116  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3450        4535  CABLEONE, US
  8551        3366        3894  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2708        3658  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2213        2556  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1628      2:1238      3:168       4:5         5:4320      6:114    
   7:5         8:1528      9:1        11:172      12:1587     13:392    
  14:2335     15:290      16:79       17:365      18:399      20:245    
  21:4        22:188      23:6068     24:2530     25:4        27:2657   
  29:19       31:2511     32:105      34:8        35:106      36:1894   
  37:4586     38:4124     39:838      40:154      41:4037     42:1064   
  43:2334     44:301      45:16408    46:4147     47:381      49:1735   
  50:1834     51:383      52:1562     54:397      55:869      56:8      
  57:84       58:1750     59:1176     60:993      61:2421     62:2637   
  63:1933     64:5691     65:2321     66:4935     67:3046     68:1349   
  69:4151     70:1253     71:668      72:2985     74:2599     75:1457   
  76:603      77:2389     78:3869     79:3183     80:2089     81:1854   
  82:1490     83:1240     84:1526     85:3724     86:756      87:1960   
  88:2828     89:3599     90:594      91:7657     92:2014     93:2584   
  94:3541     95:4862     96:1333     97:347      98:1161     99:744    
 100:76      101:1067    102:2587    103:30977   104:4513    105:485    
 106:844     107:2522    108:914     109:4396    110:2081    111:3286   
 112:2042    113:1498    114:1603    115:2078    116:1848    117:2551   
 118:2294    119:1931    120:1734    121:1085    122:2597    123:2175   
 124:1549    125:2353    128:1336    129:1064    130:992     131:1999   
 132:839     133:406     134:1911    135:315     136:864     137:1072   
 138:2565    139:1550    140:1185    141:1479    142:1425    143:1479   
 144:1207    145:349     146:1893    147:1559    148:2292    149:1892   
 150:876     151:1142    152:1947    153:559     154:3918    155:1414   
 156:1678    157:1300    158:1006    159:2268    160:2539    161:1422   
 162:3539    163:1537    164:1607    165:1678    166:844     167:1741   
 168:3875    169:924     170:4567    171:868     172:3521    173:2972   
 174:1026    175:1168    176:3715    177:4573    178:3578    179:2147   
 180:2423    181:3399    182:3238    183:1927    184:2339    185:20016  
 186:4665    187:3929    188:4093    189:3485    190:9099    191:1448   
 192:10961   193:8825    194:7250    195:5140    196:3045    197:2407   
 198:5959    199:6097    200:7753    201:5885    202:10580   203:10228  
 204:4607    205:3519    206:3853    207:3439    208:4084    209:4850   
 210:4373    211:2424    212:4114    213:3564    214:1099    215:55     
 216:6618    217:2651    218:1296    219:463     220:2022    221:973    
 222:740     223:2072   

End of report


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