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

REN Routing Table Report cscora at frr.nsrc.org
Sun Apr 16 21:13:35 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 16 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:                              916457
    Prefixes after maximum aggregation (per Origin AS):          348003
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      448428
    Number of IPv4 prefixes with a valid ROA:                    389182
    Number of IPv4 prefixes with an invalid ROA:                   3034
    Number of IPv4 prefixes with no ROA:                         524241
Total ASes present in the Internet Routing Table:                 74314
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63824
Origin ASes announcing only one prefix:                           26170
Transit ASes present in the Internet Routing Table:               10490
Transit-only ASes present in the Internet Routing Table:            443
Paths with bogon ASNs present in the IPv4 Routing Table:             60
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:              1406
    Number of instances of unregistered ASNs:                      1410
Number of 32-bit ASNs allocated by the RIRs:                      41678
Number of 32-bit ASNs visible in the Routing Table:               34456
Prefixes from 32-bit ASNs in the Routing Table:                  170156
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            933
Number of addresses announced to Internet:                   3060907776
    Equivalent to 182 /8s, 113 /16s and 191 /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:      306387

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

Prefixes being announced by APNIC Region ASes:                   240044
    Total APNIC prefixes after maximum aggregation:               68688
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          234369
    Unique aggregates announced from the APNIC address blocks:    97752
APNIC Region origin ASes present in the Internet Routing Table:   13373
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3914
APNIC Region transit ASes present in the Internet Routing Table:   1813
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8685
Number of APNIC addresses announced to Internet:              773217792
    Equivalent to 46 /8s, 22 /16s and 94 /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:                    268657
    Total ARIN prefixes after maximum aggregation:               122159
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271214
    Unique aggregates announced from the ARIN address blocks:    130791
ARIN Region origin ASes present in the Internet Routing Table:    19080
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6968
ARIN Region transit ASes present in the Internet Routing Table:    1940
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4783
Number of ARIN addresses announced to Internet:              1284519424
    Equivalent to 76 /8s, 144 /16s and 54 /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:                    259284
    Total RIPE prefixes after maximum aggregation:               122157
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255203
    Unique aggregates announced from the RIPE address blocks:    157660
RIPE Region origin ASes present in the Internet Routing Table:    28304
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12035
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:   11132
Number of RIPE addresses announced to Internet:               717917696
    Equivalent to 42 /8s, 202 /16s and 142 /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:                  117767
    Total LACNIC prefixes after maximum aggregation:              28381
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117060
    Unique aggregates announced from the LACNIC address blocks:   49219
LACNIC Region origin ASes present in the Internet Routing Table:  10976
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2647
LACNIC Region transit ASes present in the Internet Routing Table:  2284
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:  8773
Number of LACNIC addresses announced to Internet:             176684800
    Equivalent to 10 /8s, 135 /16s and 255 /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:                  29299
    Total AfriNIC prefixes after maximum aggregation:              5790
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37677
    Unique aggregates announced from the AfriNIC address blocks:  12337
AfriNIC Region origin ASes present in the Internet Routing Table:  1734
    AfriNIC Prefixes per ASN:                                     21.73
AfriNIC Region origin ASes announcing only one prefix:              606
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1083
Number of AfriNIC addresses announced to Internet:            107784192
    Equivalent to 6 /8s, 108 /16s and 168 /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        9474       8704      36  CHINAMOBILE-CN China Mobile Communicati
  7545        5729        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3559       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3552       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3374       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2935        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2375        836     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2303      11250     586  KIXS-AS-KR Korea Telecom, KR
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8223      10776    2918  AMAZON-02, US
 11492        4542        301     607  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3606       3073     281  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3150       1580    2332  AKAMAI-AS, US
   749        3055      50540    2322  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2564      24116    1561  ATT-INTERNET4, US
 30036        2494        360     500  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        7236       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4070       3399     166  AKAMAI-ASN1, NL
  8551        3890        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     909  ROSTELECOM-AS, RU
  9009        2668        250    1391  M247, RO
 34984        2270        359     611  TELLCOM-AS, TR
  6849        2017        307      18  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1606        100      26  TRIOLAN, UA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11232       3343     583  Uninet S.A. de C.V., MX
 10620        3500        507     851  Telmex Colombia S.A., CO
 13999        2317        355     614  Mega Cable, S.A. de C.V., MX
 11830        2262        369      64  Instituto Costarricense de Electricidad
 28573        1332       2324     240  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  3816        1293        760     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1133        370      22  Telefonica del Peru S.A.A., PE
 11664        1104        181     444  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        1578        393      19  LINKdotNET-AS, EG
 24835        1541        533      30  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1023         67      48  ORANGE-COTE-IVOIRE, CI
 36935         875        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         531         54      47  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         485         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       11232       3343     583  Uninet S.A. de C.V., MX
  9808        9474       8704      36  CHINAMOBILE-CN China Mobile Communicati
 16509        8223      10776    2918  AMAZON-02, US
 12479        7236       1705     149  UNI2-AS, ES
  7545        5729        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4070       3399     166  AKAMAI-ASN1, NL
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
  8551        3890        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        9474         9438  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7236         7087  UNI2-AS, ES
 16509        8223         5305  AMAZON-02, US
  7545        5729         5040  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        4070         3904  AKAMAI-ASN1, NL
  8551        3890         3853  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3552         3531  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, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24             3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
100.127.0.0/16            27720  CITTA TELECOM LTDA, BR
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.139.232.0/24      Origin:    211619  MAXKO, HR
23.139.232.0/24     Transit:     42864  GIGANET-HU GigaNet Internet Service Prov

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    /15:2068    /16:13461   /17:8225    /18:13793   
/19:24994   /20:43726   /21:51263   /22:109476  /23:97779   /24:549427  
/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        6296        7236  UNI2-AS, ES
  8151        5198       11232  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3451        4542  CABLEONE, US
  8551        3362        3890  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3323        3514  SHAW, CA
  7155        3040        3968  VIASAT-SP-BACKBONE, US
 22773        2673        3606  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2151        2494  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2054        3500  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)
----------------------------------------------

   1:1663      2:1247      3:173       4:5         5:4488      6:128    
   7:6         8:1526      9:1        11:172      12:1550     13:391    
  14:2314     15:299      16:183      17:371      18:413      20:256    
  21:4        22:188      23:6226     24:2606     25:6        27:2567   
  29:19       31:2521     32:86       34:10       35:106      36:1931   
  37:4647     38:4434     39:817      40:151      41:3941     42:984    
  43:2343     44:308      45:16545    46:4249     47:361      49:1730   
  50:1833     51:571      52:1588     54:385      55:857      56:8      
  57:116      58:1764     59:1160     60:976      61:2447     62:2638   
  63:1921     64:5692     65:2317     66:4957     67:3044     68:1375   
  69:4161     70:1251     71:680      72:2979     74:2621     75:1468   
  76:610      77:2427     78:1864     79:3171     80:2098     81:1748   
  82:1486     83:1279     84:1533     85:2991     86:763      87:1986   
  88:1243     89:3615     90:613      91:7704     92:2066     93:2619   
  94:3595     95:4017     96:1328     97:336      98:1157     99:745    
 100:73      101:1069    102:2676    103:31376   104:4653    105:484    
 106:827     107:2526    108:1023    109:4428    110:2079    111:3182   
 112:2058    113:1512    114:1634    115:2076    116:1911    117:2564   
 118:2278    119:2020    120:1769    121:1079    122:2614    123:2148   
 124:1566    125:2513    128:1308    129:1055    130:1017    131:1995   
 132:852     133:422     134:1905    135:304     136:880     137:1090   
 138:2576    139:1563    140:1236    141:1458    142:1436    143:1499   
 144:1167    145:347     146:1944    147:1571    148:2340    149:2081   
 150:879     151:1152    152:1845    153:567     154:4406    155:1433   
 156:1809    157:1312    158:1055    159:2290    160:2533    161:1525   
 162:3530    163:1564    164:1626    165:1730    166:1029    167:1742   
 168:3873    169:936     170:4611    171:872     172:3564    173:2938   
 174:1069    175:1173    176:3676    177:4566    178:3580    179:2148   
 180:2469    181:3432    182:3332    183:1931    184:2358    185:20183  
 186:4764    187:3958    188:4082    189:3545    190:9108    191:1435   
 192:10927   193:8867    194:7315    195:5144    196:3086    197:2375   
 198:5966    199:6115    200:7984    201:5855    202:10573   203:10254  
 204:4598    205:3563    206:4151    207:3458    208:4084    209:4865   
 210:4352    211:2428    212:4114    213:3589    214:1084    215:59     
 216:6645    217:2694    218:1304    219:470     220:2015    221:973    
 222:783     223:2154   

End of report


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