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

REN Routing Table Report cscora at frr.nsrc.org
Sat Apr 8 21:13:28 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 08 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:                              916126
    Prefixes after maximum aggregation (per Origin AS):          347431
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      447944
    Number of IPv4 prefixes with a valid ROA:                    382626
    Number of IPv4 prefixes with an invalid ROA:                   2501
    Number of IPv4 prefixes with no ROA:                         530999
Total ASes present in the Internet Routing Table:                 74290
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63815
Origin ASes announcing only one prefix:                           26176
Transit ASes present in the Internet Routing Table:               10475
Transit-only ASes present in the Internet Routing Table:            447
Paths with bogon ASNs present in the IPv4 Routing Table:             54
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:              1115
    Number of instances of unregistered ASNs:                      1117
Number of 32-bit ASNs allocated by the RIRs:                      41635
Number of 32-bit ASNs visible in the Routing Table:               34425
Prefixes from 32-bit ASNs in the Routing Table:                  169797
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            716
Number of addresses announced to Internet:                   3061138176
    Equivalent to 182 /8s, 117 /16s and 67 /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:      306372

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

Prefixes being announced by APNIC Region ASes:                   240376
    Total APNIC prefixes after maximum aggregation:               68678
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234725
    Unique aggregates announced from the APNIC address blocks:    97714
APNIC Region origin ASes present in the Internet Routing Table:   13373
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3921
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:   8682
Number of APNIC addresses announced to Internet:              773227776
    Equivalent to 46 /8s, 22 /16s and 133 /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:                    268825
    Total ARIN prefixes after maximum aggregation:               121949
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271171
    Unique aggregates announced from the ARIN address blocks:    130662
ARIN Region origin ASes present in the Internet Routing Table:    19087
    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:    1932
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:    4779
Number of ARIN addresses announced to Internet:              1285115648
    Equivalent to 76 /8s, 153 /16s and 79 /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:                    258836
    Total RIPE prefixes after maximum aggregation:               121884
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254840
    Unique aggregates announced from the RIPE address blocks:    157501
RIPE Region origin ASes present in the Internet Routing Table:    28287
    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:    3917
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:   11108
Number of RIPE addresses announced to Internet:               717872896
    Equivalent to 42 /8s, 201 /16s and 223 /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:                  117616
    Total LACNIC prefixes after maximum aggregation:              28367
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         116939
    Unique aggregates announced from the LACNIC address blocks:   49115
LACNIC Region origin ASes present in the Internet Routing Table:  10973
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2279
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:  8774
Number of LACNIC addresses announced to Internet:             176697088
    Equivalent to 10 /8s, 136 /16s and 47 /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:                  29358
    Total AfriNIC prefixes after maximum aggregation:              5770
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         37734
    Unique aggregates announced from the AfriNIC address blocks:  12338
AfriNIC Region origin ASes present in the Internet Routing Table:  1730
    AfriNIC Prefixes per ASN:                                     21.81
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1082
Number of AfriNIC addresses announced to Internet:            107762432
    Equivalent to 6 /8s, 108 /16s and 83 /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        5745        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        2925        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        2306      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        8268      10783    2884  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        7244       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        2270        359     611  TELLCOM-AS, TR
  6849        2076        307      18  UKRTELNET, UA
 58224        1849        949     542  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        2306        370     608  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        1568        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         551       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        8268      10783    2884  AMAZON-02, US
 12479        7244       1705     149  UNI2-AS, ES
  7545        5745        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        7244         7095  UNI2-AS, ES
 16509        8268         5384  AMAZON-02, US
  7545        5745         5056  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    /15:2069    /16:13470   /17:8239    /18:13820   
/19:25024   /20:43740   /21:51467   /22:109415  /23:97630   /24:549007  
/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        6305        7244  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      12:1560     13:393    
  14:2302     15:299      16:185      17:370      18:417      20:248    
  21:4        22:188      23:6166     24:2599     25:6        27:2569   
  29:19       31:2523     32:94       34:10       35:106      36:1926   
  37:4642     38:4449     39:805      40:151      41:3966     42:983    
  43:2336     44:306      45:16551    46:4218     47:361      49:1731   
  50:1832     51:571      52:1595     54:389      55:855      56:8      
  57:94       58:1763     59:1129     60:981      61:2464     62:2631   
  63:1921     64:5701     65:2323     66:4950     67:3040     68:1375   
  69:4167     70:1255     71:679      72:2974     74:2608     75:1466   
  76:609      77:2434     78:1863     79:3165     80:2095     81:1738   
  82:1485     83:1279     84:1533     85:2990     86:750      87:1998   
  88:1239     89:3623     90:614      91:7687     92:2058     93:2612   
  94:3597     95:4012     96:1328     97:336      98:1157     99:745    
 100:74      101:1071    102:2693    103:31354   104:4644    105:483    
 106:823     107:2507    108:1023    109:4419    110:2079    111:3198   
 112:2068    113:1513    114:1627    115:2079    116:1907    117:2573   
 118:2288    119:2024    120:1776    121:1079    122:2625    123:2177   
 124:1566    125:2529    128:1331    129:1061    130:1007    131:2001   
 132:847     133:420     134:1903    135:305     136:842     137:1086   
 138:2568    139:1558    140:1224    141:1458    142:1432    143:1497   
 144:1169    145:346     146:1940    147:1574    148:2347    149:2001   
 150:876     151:1154    152:1841    153:567     154:4418    155:1427   
 156:1809    157:1305    158:1054    159:2289    160:2538    161:1541   
 162:3544    163:1551    164:1606    165:1731    166:1011    167:1737   
 168:3870    169:937     170:4611    171:865     172:3541    173:2932   
 174:1069    175:1170    176:3682    177:4546    178:3626    179:2147   
 180:2457    181:3434    182:3336    183:1918    184:2352    185:20169  
 186:4692    187:3936    188:4087    189:3545    190:9151    191:1454   
 192:10929   193:8849    194:7295    195:5140    196:3093    197:2379   
 198:5962    199:6104    200:7890    201:5885    202:10580   203:10265  
 204:4624    205:3546    206:4138    207:3455    208:4096    209:4886   
 210:4353    211:2441    212:4106    213:3576    214:1081    215:59     
 216:6645    217:2682    218:1311    219:470     220:2016    221:976    
 222:787     223:2151   

End of report


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