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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 13 21:13:13 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 13 Aug, 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:                              926329
    Prefixes after maximum aggregation (per Origin AS):          351244
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452702
    Number of IPv4 prefixes with a valid ROA:                    416669
    Number of IPv4 prefixes with an invalid ROA:                   2188
    Number of IPv4 prefixes with no ROA:                         507472
Total ASes present in the Internet Routing Table:                 74685
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64198
Origin ASes announcing only one prefix:                           26287
Transit ASes present in the Internet Routing Table:               10487
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             58
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1079
    Number of instances of unregistered ASNs:                      1095
Number of 32-bit ASNs allocated by the RIRs:                      42429
Number of 32-bit ASNs visible in the Routing Table:               34934
Prefixes from 32-bit ASNs in the Routing Table:                  174046
Number of bogon 32-bit ASNs visible in the Routing Table:            78
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            546
Number of addresses announced to Internet:                   3052228352
    Equivalent to 181 /8s, 237 /16s and 79 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      308384

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

Prefixes being announced by APNIC Region ASes:                   244770
    Total APNIC prefixes after maximum aggregation:               69733
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          238565
    Unique aggregates announced from the APNIC address blocks:    98815
APNIC Region origin ASes present in the Internet Routing Table:   13555
    APNIC Prefixes per ASN:                                       17.60
APNIC Region origin ASes announcing only one prefix:               3996
APNIC Region transit ASes present in the Internet Routing Table:   1801
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8890
Number of APNIC addresses announced to Internet:              773079040
    Equivalent to 46 /8s, 20 /16s and 64 /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:                    271989
    Total ARIN prefixes after maximum aggregation:               123680
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273956
    Unique aggregates announced from the ARIN address blocks:    130854
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.36
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    4813
Number of ARIN addresses announced to Internet:              1275832832
    Equivalent to 76 /8s, 11 /16s and 170 /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:                    259922
    Total RIPE prefixes after maximum aggregation:               122556
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256913
    Unique aggregates announced from the RIPE address blocks:    160003
RIPE Region origin ASes present in the Internet Routing Table:    28401
    RIPE Prefixes per ASN:                                         9.05
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3907
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:   11287
Number of RIPE addresses announced to Internet:               716774912
    Equivalent to 42 /8s, 185 /16s and 30 /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
                       196608-216475
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:                  118597
    Total LACNIC prefixes after maximum aggregation:              28609
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117661
    Unique aggregates announced from the LACNIC address blocks:   49833
LACNIC Region origin ASes present in the Internet Routing Table:  11017
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2331
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        34
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8828
Number of LACNIC addresses announced to Internet:             178573568
    Equivalent to 10 /8s, 164 /16s and 209 /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:                  29972
    Total AfriNIC prefixes after maximum aggregation:              5930
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         38687
    Unique aggregates announced from the AfriNIC address blocks:  12743
AfriNIC Region origin ASes present in the Internet Routing Table:  1772
    AfriNIC Prefixes per ASN:                                     21.83
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1116
Number of AfriNIC addresses announced to Internet:            107572736
    Equivalent to 6 /8s, 105 /16s and 110 /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        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3370       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3332       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3071        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2481        843     405  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        8809      10962    3196  AMAZON-02, US
 11492        4522        300     622  CABLEONE, US
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 22773        3563       3070     293  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3149      54961    2401  DNIC-AS-00749, US
 16625        3080       1503    2316  AKAMAI-AS, US
   367        2971       3825    1407  DNIC-ASBLK-00306-00371, US
396982        2684       3596     388  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        358     400  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        7339       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4094       3398     154  AKAMAI-ASN1, NL
  8551        3457        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2950       2294     914  ROSTELECOM-AS, RU
  9009        2670        248    1392  M247, RO
 34984        2317        362     602  TELLCOM-AS, TR
 58224        1818        944     535  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1547        103    1202  ASDETUK www.heficed.com, US

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       11469       3357     601  UNINET, MX
 10620        3534        507     832  Telmex Colombia S.A., CO
 13999        2430        362     637  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad
 28573        1314       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1302        344     510  Axtel, S.A.B. de C.V., MX
  3816        1301        767     173  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
 26615        1041       2501      49  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        1588        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 37342         478         32       1  MOVITEL, MZ
 24757         472         73       5  EthioNet-AS, ET
 15399         450         54      49  WANANCHI-, KE

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       11469       3357     601  UNINET, MX
  9808        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8809      10962    3196  AMAZON-02, US
 12479        7339       1713     145  UNI2-AS, ES
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     622  CABLEONE, US
 18403        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 20940        4094       3398     154  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        9526         9488  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7339         7194  UNI2-AS, ES
 16509        8809         5613  AMAZON-02, US
  7545        5696         5009  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4240         4215  FPT-AS-AP FPT Telecom Company, VN
  7155        4194         4093  VIASAT-SP-BACKBONE, US
 20940        4094         3940  AKAMAI-ASN1, NL
 11492        4522         3900  CABLEONE, US
  7713        3594         3531  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, 
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     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

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  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      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      /11:102     /12:295     
/13:575     /14:1194    /15:2100    /16:13497   /17:8276    /18:13845   
/19:25026   /20:43933   /21:51449   /22:109910  /23:98877   /24:557180  
/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        6425        7339  UNI2-AS, ES
  8151        5510       11469  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4522  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3139        4194  VIASAT-SP-BACKBONE, US
  8551        2925        3457  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2609        3563  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2092        3534  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)
----------------------------------------------

   1:2199      2:1343      3:229       4:5         5:4530      6:134    
   7:6         8:1533      9:1        11:172      12:1513     13:369    
  14:2298     15:302      16:198      17:371      18:592      20:278    
  21:4        22:188      23:6401     24:2634     25:6        27:2569   
  29:19       31:2519     32:78       34:25       35:117      36:1973   
  37:4617     38:5100     39:847      40:147      41:3953     42:2045   
  43:2323     44:314      45:16607    46:4283     47:384      49:1771   
  50:1857     51:585      52:1598     54:391      55:966      56:8      
  57:122      58:1899     59:1166     60:993      61:2470     62:2659   
  63:1918     64:5582     65:2310     66:4958     67:3010     68:1323   
  69:4090     70:1206     71:689      72:2979     74:2636     75:1575   
  76:620      77:2445     78:1836     79:2980     80:2113     81:1797   
  82:1498     83:1275     84:1540     85:2980     86:764      87:1985   
  88:1170     89:3849     90:617      91:7815     92:2062     93:2598   
  94:3529     95:3995     96:1302     97:318      98:1083     99:735    
 100:91      101:1317    102:2937    103:32040   104:4577    105:566    
 106:879     107:2555    108:1116    109:4260    110:2110    111:3134   
 112:2060    113:1743    114:1674    115:2035    116:1898    117:2509   
 118:2672    119:1980    120:1786    121:1127    122:2587    123:2164   
 124:1568    125:2498    128:1457    129:1046    130:1026    131:1978   
 132:861     133:422     134:1790    135:308     136:901     137:1120   
 138:2662    139:1582    140:1249    141:1294    142:1476    143:1485   
 144:1001    145:342     146:1962    147:1612    148:2445    149:2116   
 150:887     151:1189    152:1848    153:580     154:4735    155:1380   
 156:1912    157:1320    158:1083    159:2229    160:2616    161:1576   
 162:3519    163:1598    164:1712    165:1837    166:987     167:1737   
 168:3871    169:930     170:4607    171:884     172:3637    173:2980   
 174:987     175:1193    176:3782    177:4514    178:3550    179:2156   
 180:2510    181:3501    182:3395    183:1995    184:2316    185:20508  
 186:4755    187:4095    188:4127    189:3714    190:9233    191:1397   
 192:10947   193:8955    194:7299    195:5170    196:3130    197:2444   
 198:6001    199:6083    200:8015    201:5985    202:10520   203:10180  
 204:4547    205:3657    206:4307    207:3461    208:4164    209:4929   
 210:4436    211:2477    212:4244    213:3590    214:1094    215:60     
 216:6709    217:2777    218:1298    219:477     220:2033    221:977    
 222:759     223:2162   

End of report


More information about the ren-bgp-stats-all mailing list