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

REN Routing Table Report cscora at frr.nsrc.org
Fri Apr 7 21:13:22 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 07 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:                              916090
    Prefixes after maximum aggregation (per Origin AS):          347479
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      447946
    Number of IPv4 prefixes with a valid ROA:                    383089
    Number of IPv4 prefixes with an invalid ROA:                   2497
    Number of IPv4 prefixes with no ROA:                         530504
Total ASes present in the Internet Routing Table:                 74300
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63827
Origin ASes announcing only one prefix:                           26190
Transit ASes present in the Internet Routing Table:               10473
Transit-only ASes present in the Internet Routing Table:            449
Paths with bogon ASNs present in the IPv4 Routing Table:             59
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:              1114
    Number of instances of unregistered ASNs:                      1116
Number of 32-bit ASNs allocated by the RIRs:                      41621
Number of 32-bit ASNs visible in the Routing Table:               34435
Prefixes from 32-bit ASNs in the Routing Table:                  169778
Number of bogon 32-bit ASNs visible in the Routing Table:            52
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            712
Number of addresses announced to Internet:                   3061177088
    Equivalent to 182 /8s, 117 /16s and 219 /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:      306379

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

Prefixes being announced by APNIC Region ASes:                   240419
    Total APNIC prefixes after maximum aggregation:               68707
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234774
    Unique aggregates announced from the APNIC address blocks:    97715
APNIC Region origin ASes present in the Internet Routing Table:   13381
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3930
APNIC Region transit ASes present in the Internet Routing Table:   1806
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8687
Number of APNIC addresses announced to Internet:              773228800
    Equivalent to 46 /8s, 22 /16s and 137 /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:                    268775
    Total ARIN prefixes after maximum aggregation:               121944
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271168
    Unique aggregates announced from the ARIN address blocks:    130633
ARIN Region origin ASes present in the Internet Routing Table:    19084
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6982
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4778
Number of ARIN addresses announced to Internet:              1285120000
    Equivalent to 76 /8s, 153 /16s and 96 /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:                    258856
    Total RIPE prefixes after maximum aggregation:               121909
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254820
    Unique aggregates announced from the RIPE address blocks:    157523
RIPE Region origin ASes present in the Internet Routing Table:    28290
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12026
RIPE Region transit ASes present in the Internet Routing Table:    3914
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:               717878016
    Equivalent to 42 /8s, 201 /16s and 243 /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:                  117578
    Total LACNIC prefixes after maximum aggregation:              28371
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116898
    Unique aggregates announced from the LACNIC address blocks:   49117
LACNIC Region origin ASes present in the Internet Routing Table:  10972
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2650
LACNIC Region transit ASes present in the Internet Routing Table:  2280
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:  8776
Number of LACNIC addresses announced to Internet:             176705280
    Equivalent to 10 /8s, 136 /16s and 79 /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:                  29348
    Total AfriNIC prefixes after maximum aggregation:              5767
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         37717
    Unique aggregates announced from the AfriNIC address blocks:  12348
AfriNIC Region origin ASes present in the Internet Routing Table:  1732
    AfriNIC Prefixes per ASN:                                     21.78
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1081
Number of AfriNIC addresses announced to Internet:            107783680
    Equivalent to 6 /8s, 108 /16s and 166 /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        9528       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5744        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3563       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3559       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3372       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2901        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2363        835     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11250     587  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        8271      10783    2882  AMAZON-02, US
 11492        4542        301     607  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3612       3073     282  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3146       1579    2332  AKAMAI-AS, US
   749        3054      50541    2321  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2570      24118    1567  ATT-INTERNET4, US
 30036        2488        359     526  MEDIACOM-ENTERPRISE-BUSINESS, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7243       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4060       3399     166  AKAMAI-ASN1, NL
  8551        3885        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2931       2292     911  ROSTELECOM-AS, RU
  9009        2656        250    1381  M247, RO
 34984        2271        359     611  TELLCOM-AS, TR
  6849        2076        307      18  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1606        100      26  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11210       3343     578  Uninet S.A. de C.V., MX
 10620        3499        506     850  Telmex Colombia S.A., CO
 13999        2312        371     610  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1332       2325     235  Claro NXT Telecomunicacoes Ltda, BR
  3816        1303        767     159  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     442  Techtel LMDS Comunicaciones Interactiva
 26615        1030       2498      45  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1576        393      19  LINKdotNET-AS, EG
 24835        1541        533      30  RAYA-AS, EG
 36992        1356       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1016         67      48  ORANGE-COTE-IVOIRE, CI
 36935         872        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         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       11210       3343     578  Uninet S.A. de C.V., MX
  9808        9528       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8271      10783    2882  AMAZON-02, US
 12479        7243       1705     149  UNI2-AS, ES
  7545        5744        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4060       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        9528         9480  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7243         7094  UNI2-AS, ES
 16509        8271         5389  AMAZON-02, US
  7545        5744         5055  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        4060         3894  AKAMAI-ASN1, NL
  8551        3885         3848  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3563         3542  VIETEL-AS-AP Viettel Group, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

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

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

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

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

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

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

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:103     /12:299     
/13:578     /14:1196    /15:2070    /16:13469   /17:8243    /18:13818   
/19:25030   /20:43742   /21:51470   /22:109422  /23:97618   /24:548963  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6304        7243  UNI2-AS, ES
  8151        5176       11210  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        2678        3612  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2145        2488  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2053        3499  Telmex Colombia S.A., CO

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

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

   1:1669      2:1236      3:172       4:5         5:4486      6:122    
   7:6         8:1525      9:1        11:172      12:1558     13:394    
  14:2303     15:299      16:185      17:370      18:417      20:248    
  21:4        22:188      23:6157     24:2598     25:6        27:2569   
  29:19       31:2523     32:94       34:10       35:106      36:1925   
  37:4645     38:4443     39:805      40:151      41:3958     42:983    
  43:2336     44:308      45:16542    46:4217     47:361      49:1730   
  50:1833     51:571      52:1595     54:389      55:855      56:8      
  57:94       58:1763     59:1129     60:981      61:2440     62:2633   
  63:1921     64:5703     65:2323     66:4951     67:3052     68:1375   
  69:4150     70:1255     71:679      72:2975     74:2609     75:1466   
  76:609      77:2434     78:1862     79:3164     80:2096     81:1738   
  82:1484     83:1279     84:1533     85:2991     86:748      87:2003   
  88:1238     89:3625     90:614      91:7685     92:2061     93:2613   
  94:3598     95:4010     96:1328     97:336      98:1157     99:745    
 100:74      101:1070    102:2680    103:31396   104:4646    105:483    
 106:824     107:2507    108:1021    109:4424    110:2078    111:3201   
 112:2064    113:1513    114:1627    115:2083    116:1909    117:2569   
 118:2286    119:2024    120:1776    121:1074    122:2626    123:2177   
 124:1565    125:2533    128:1329    129:1061    130:1006    131:1996   
 132:845     133:422     134:1905    135:305     136:839     137:1088   
 138:2559    139:1529    140:1234    141:1457    142:1432    143:1497   
 144:1168    145:346     146:1939    147:1574    148:2347    149:2012   
 150:877     151:1154    152:1841    153:567     154:4416    155:1421   
 156:1809    157:1305    158:1054    159:2284    160:2538    161:1540   
 162:3543    163:1551    164:1598    165:1731    166:1006    167:1736   
 168:3872    169:940     170:4607    171:865     172:3541    173:2931   
 174:1070    175:1171    176:3682    177:4547    178:3627    179:2143   
 180:2459    181:3436    182:3335    183:1938    184:2352    185:20179  
 186:4691    187:3936    188:4087    189:3544    190:9151    191:1451   
 192:10923   193:8851    194:7302    195:5138    196:3088    197:2378   
 198:5961    199:6103    200:7884    201:5889    202:10588   203:10256  
 204:4625    205:3550    206:4132    207:3454    208:4096    209:4887   
 210:4355    211:2442    212:4103    213:3576    214:1082    215:59     
 216:6648    217:2682    218:1312    219:470     220:2018    221:976    
 222:790     223:2152   

End of report


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