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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jul 18 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 18 Jul, 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:                              925384
    Prefixes after maximum aggregation (per Origin AS):          350797
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452107
    Number of IPv4 prefixes with a valid ROA:                    413818
    Number of IPv4 prefixes with an invalid ROA:                   2330
    Number of IPv4 prefixes with no ROA:                         509236
Total ASes present in the Internet Routing Table:                 74576
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64098
Origin ASes announcing only one prefix:                           26291
Transit ASes present in the Internet Routing Table:               10478
Transit-only ASes present in the Internet Routing Table:            442
Paths with bogon ASNs present in the IPv4 Routing Table:             66
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1102
    Number of instances of unregistered ASNs:                      1120
Number of 32-bit ASNs allocated by the RIRs:                      42254
Number of 32-bit ASNs visible in the Routing Table:               34823
Prefixes from 32-bit ASNs in the Routing Table:                  173494
Number of bogon 32-bit ASNs visible in the Routing Table:            89
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            585
Number of addresses announced to Internet:                   3053714432
    Equivalent to 182 /8s, 3 /16s and 252 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    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:      308427

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

Prefixes being announced by APNIC Region ASes:                   243817
    Total APNIC prefixes after maximum aggregation:               69352
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          237697
    Unique aggregates announced from the APNIC address blocks:    98751
APNIC Region origin ASes present in the Internet Routing Table:   13491
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3987
APNIC Region transit ASes present in the Internet Routing Table:   1794
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8831
Number of APNIC addresses announced to Internet:              773407232
    Equivalent to 46 /8s, 25 /16s and 66 /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, 131072-153913
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:                    271578
    Total ARIN prefixes after maximum aggregation:               123538
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273761
    Unique aggregates announced from the ARIN address blocks:    130755
ARIN Region origin ASes present in the Internet Routing Table:    19082
    ARIN Prefixes per ASN:                                        14.35
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    4814
Number of ARIN addresses announced to Internet:              1277176576
    Equivalent to 76 /8s, 32 /16s and 43 /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:                    260151
    Total RIPE prefixes after maximum aggregation:               122672
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256854
    Unique aggregates announced from the RIPE address blocks:    159921
RIPE Region origin ASes present in the Internet Routing Table:    28367
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12050
RIPE Region transit ASes present in the Internet Routing Table:    3892
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11250
Number of RIPE addresses announced to Internet:               716791040
    Equivalent to 42 /8s, 185 /16s and 93 /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:                  119082
    Total LACNIC prefixes after maximum aggregation:              28621
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118203
    Unique aggregates announced from the LACNIC address blocks:   49518
LACNIC Region origin ASes present in the Internet Routing Table:  11024
    LACNIC Prefixes per ASN:                                      10.72
LACNIC Region origin ASes announcing only one prefix:              2683
LACNIC Region transit ASes present in the Internet Routing Table:  2349
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        32
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8819
Number of LACNIC addresses announced to Internet:             178470144
    Equivalent to 10 /8s, 163 /16s and 61 /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:                  29654
    Total AfriNIC prefixes after maximum aggregation:              5873
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         38283
    Unique aggregates announced from the AfriNIC address blocks:  12675
AfriNIC Region origin ASes present in the Internet Routing Table:  1763
    AfriNIC Prefixes per ASN:                                     21.71
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  328
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1109
Number of AfriNIC addresses announced to Internet:            107531008
    Equivalent to 6 /8s, 104 /16s and 203 /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        9527       8705      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5673        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4224        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3529       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3365       1867      87  VNPT-AS-VN VNPT Corp, VN
  7552        3341       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3048        497     247  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2732       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2451        835     447  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      11270     588  KIXS-AS-KR Korea Telecom, KR

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        8723      10920    3134  AMAZON-02, US
 11492        4515        300     615  CABLEONE, US
  7155        4166        286      86  VIASAT-SP-BACKBONE, US
 22773        3546       3070     269  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3525       1319      66  SHAW, CA
 16625        3158       1570    2368  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2761       3755    1324  DNIC-ASBLK-00306-00371, US
396982        2676       3594     383  GOOGLE-CLOUD-PLATFORM, US
 30036        2503        361     385  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        7297       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4090       3398     160  AKAMAI-ASN1, NL
  8551        3462        368      33  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2948       2294     913  ROSTELECOM-AS, RU
  9009        2662        247    1382  M247, RO
 34984        2307        361     609  TELLCOM-AS, TR
 58224        1823        946     537  TCI, IR
  6849        1809        307      17  UKRTELNET, UA
 13188        1606        100      27  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       11590       3377     589  UNINET, MX
 10620        3529        507     840  Telmex Colombia S.A., CO
 13999        2406        360     632  Mega Cable, S.A. de C.V., MX
 11830        2225        369      64  Instituto Costarricense de Electricidad
 28573        1318       2322     238  Claro NXT Telecomunicacoes Ltda, BR
  6503        1301        344     512  Axtel, S.A.B. de C.V., MX
  3816        1300        767     172  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1106        177     434  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2500      48  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        1627        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1352       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         524         54      47  WANANCHI-, KE
 24757         485         73       5  EthioNet-AS, ET
 37342         451         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       11590       3377     589  UNINET, MX
  9808        9527       8705      37  CHINAMOBILE-CN China Mobile Communicati
 16509        8723      10920    3134  AMAZON-02, US
 12479        7297       1706     141  UNI2-AS, ES
  7545        5673        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4515        300     615  CABLEONE, US
 18403        4224        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4166        286      86  VIASAT-SP-BACKBONE, US
 20940        4090       3398     160  AKAMAI-ASN1, NL

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        9527         9490  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7297         7156  UNI2-AS, ES
 16509        8723         5589  AMAZON-02, US
  7545        5673         4982  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4224         4199  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4080  VIASAT-SP-BACKBONE, US
 20940        4090         3930  AKAMAI-ASN1, NL
 11492        4515         3900  CABLEONE, US
  7713        3529         3466  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
     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            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24             7015  COMCAST-7015, 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
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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

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       /9:14      /10:39      /11:103     /12:296     
/13:577     /14:1198    /15:2107    /16:13470   /17:8247    /18:13833   
/19:25074   /20:43985   /21:51466   /22:109939  /23:98722   /24:556297  
/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        6385        7297  UNI2-AS, ES
  8151        5520       11590  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3424        4515  CABLEONE, US
  6327        3335        3525  SHAW, CA
  7155        3117        4166  VIASAT-SP-BACKBONE, US
  8551        2931        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2611        3546  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2088        3529  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)
----------------------------------------------

   1:2166      2:1343      3:231       4:5         5:4507      6:131    
   7:6         8:1530      9:1        11:172      12:1520     13:375    
  14:2314     15:301      16:198      17:376      18:523      20:268    
  21:4        22:188      23:6348     24:2611     25:4        27:2559   
  29:19       31:2527     32:77       34:25       35:114      36:1951   
  37:4698     38:4997     39:829      40:152      41:3908     42:2018   
  43:2314     44:304      45:16668    46:4358     47:378      49:1757   
  50:1856     51:585      52:1594     54:397      55:960      56:8      
  57:121      58:1892     59:1147     60:985      61:2481     62:2633   
  63:1911     64:5590     65:2309     66:4958     67:3052     68:1321   
  69:4109     70:1209     71:683      72:2982     74:2636     75:1575   
  76:616      77:2448     78:1825     79:2975     80:2110     81:1792   
  82:1504     83:1265     84:1542     85:2937     86:765      87:2015   
  88:1185     89:3848     90:612      91:7799     92:2043     93:2604   
  94:3578     95:4037     96:1308     97:334      98:1165     99:735    
 100:96      101:1316    102:2841    103:31795   104:4577    105:505    
 106:877     107:2553    108:1075    109:4248    110:2106    111:3124   
 112:2059    113:1736    114:1630    115:2030    116:1892    117:2529   
 118:2614    119:1982    120:1795    121:1103    122:2573    123:2160   
 124:1565    125:2477    128:1460    129:1042    130:1021    131:1999   
 132:857     133:422     134:1801    135:307     136:890     137:1107   
 138:2505    139:1573    140:1258    141:1293    142:1472    143:1507   
 144:991     145:337     146:1944    147:1592    148:2420    149:2144   
 150:889     151:1165    152:1837    153:560     154:4673    155:1363   
 156:1823    157:1318    158:1092    159:2266    160:2584    161:1558   
 162:3518    163:1572    164:1624    165:1884    166:1079    167:1735   
 168:3881    169:947     170:4636    171:876     172:3651    173:2956   
 174:1046    175:1189    176:3741    177:4547    178:3613    179:2182   
 180:2560    181:3497    182:3397    183:1993    184:2321    185:20512  
 186:4788    187:4090    188:4108    189:3717    190:9256    191:1401   
 192:10924   193:8938    194:7333    195:5145    196:3128    197:2367   
 198:5987    199:6104    200:8058    201:5944    202:10543   203:10280  
 204:4571    205:3694    206:4358    207:3458    208:4138    209:4937   
 210:4399    211:2472    212:4249    213:3593    214:1090    215:60     
 216:6678    217:2746    218:1293    219:477     220:2003    221:964    
 222:753     223:2157   

End of report


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