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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 2 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 02 Nov, 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:                              932132
    Prefixes after maximum aggregation (per Origin AS):          355040
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454067
    Number of IPv4 prefixes with a valid ROA:                    427237
    Number of IPv4 prefixes with an invalid ROA:                   2336
    Number of IPv4 prefixes with no ROA:                         502559
Total ASes present in the Internet Routing Table:                 74953
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           64395
Origin ASes announcing only one prefix:                           26451
Transit ASes present in the Internet Routing Table:               10558
Transit-only ASes present in the Internet Routing Table:            471
Paths with bogon ASNs present in the IPv4 Routing Table:             50
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      37
    Max AS path prepend of ASN (203459)                              31
Prefixes from unregistered ASNs in the Routing Table:              1052
    Number of instances of unregistered ASNs:                      1054
Number of 32-bit ASNs allocated by the RIRs:                      42986
Number of 32-bit ASNs visible in the Routing Table:               35290
Prefixes from 32-bit ASNs in the Routing Table:                  176795
Number of bogon 32-bit ASNs visible in the Routing Table:            30
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3049937152
    Equivalent to 181 /8s, 202 /16s and 89 /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:      309901

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

Prefixes being announced by APNIC Region ASes:                   246172
    Total APNIC prefixes after maximum aggregation:               70851
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          239469
    Unique aggregates announced from the APNIC address blocks:    98876
APNIC Region origin ASes present in the Internet Routing Table:   13683
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4100
APNIC Region transit ASes present in the Internet Routing Table:   1827
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:   9041
Number of APNIC addresses announced to Internet:              771811328
    Equivalent to 46 /8s, 0 /16s and 232 /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:                    273374
    Total ARIN prefixes after maximum aggregation:               124329
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277508
    Unique aggregates announced from the ARIN address blocks:    132154
ARIN Region origin ASes present in the Internet Routing Table:    19077
    ARIN Prefixes per ASN:                                        14.55
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4822
Number of ARIN addresses announced to Internet:              1276557056
    Equivalent to 76 /8s, 22 /16s and 183 /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:                    262217
    Total RIPE prefixes after maximum aggregation:               124474
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257120
    Unique aggregates announced from the RIPE address blocks:    160596
RIPE Region origin ASes present in the Internet Routing Table:    28464
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12086
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11405
Number of RIPE addresses announced to Internet:               715299584
    Equivalent to 42 /8s, 162 /16s and 155 /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:                  119165
    Total LACNIC prefixes after maximum aggregation:              28668
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118062
    Unique aggregates announced from the LACNIC address blocks:   49322
LACNIC Region origin ASes present in the Internet Routing Table:  11050
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2676
LACNIC Region transit ASes present in the Internet Routing Table:  2349
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8878
Number of LACNIC addresses announced to Internet:             178360064
    Equivalent to 10 /8s, 161 /16s and 143 /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:                  30152
    Total AfriNIC prefixes after maximum aggregation:              5986
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39461
    Unique aggregates announced from the AfriNIC address blocks:  12694
AfriNIC Region origin ASes present in the Internet Routing Table:  1802
    AfriNIC Prefixes per ASN:                                     21.90
AfriNIC Region origin ASes announcing only one prefix:              629
AfriNIC Region transit ASes present in the Internet Routing Table:  343
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1144
Number of AfriNIC addresses announced to Internet:            107487232
    Equivalent to 6 /8s, 104 /16s and 32 /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        9546       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5714        785     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4255        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3602       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3303       1867      92  VNPT-AS-VN VNPT Corp, VN
  9498        3233        491     240  BBIL-AP BHARTI Airtel Ltd., IN
  7552        2960       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2939       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2570        851     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  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        9086      11004    3342  AMAZON-02, US
 11492        4539        301     672  CABLEONE, US
  7155        4174        288     100  VIASAT-SP-BACKBONE, US
  6327        3546       1320      67  SHAW, CA
 22773        3520       3071     298  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3160      54942    2412  DNIC-AS-00749, US
   367        3066       3868    1442  DNIC-ASBLK-00306-00371, US
 16625        3053       1396    2312  AKAMAI-AS, US
396982        2709       3598     400  GOOGLE-CLOUD-PLATFORM, US
  7018        2512      23613    1594  ATT-INTERNET4, 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        7401       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4027       3397     142  AKAMAI-ASN1, NL
  8551        3444        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3415        296    1586  M247, RO
 12389        2955       2297     917  ROSTELECOM-AS, RU
 34984        2324        361     592  TELLCOM-AS, TR
 58224        1664        913     569  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1497       1852      14  TE-AS TE-AS, EG

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       11931       3370     609  UNINET, MX
 10620        3542        504     858  Telmex Colombia S.A., CO
 13999        2410        329     643  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1295        769     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 11664        1059        168     431  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2501      51  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        1602        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1046         67      53  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         503         53      40  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         479         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       11931       3370     609  UNINET, MX
  9808        9546       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9086      11004    3342  AMAZON-02, US
 12479        7401       1713     145  UNI2-AS, ES
  7545        5714        785     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4539        301     672  CABLEONE, US
 18403        4255        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4174        288     100  VIASAT-SP-BACKBONE, US
 20940        4027       3397     142  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        9546         9506  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7401         7256  UNI2-AS, ES
 16509        9086         5744  AMAZON-02, US
  7545        5714         5020  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4255         4230  FPT-AS-AP FPT Telecom Company, VN
  7155        4174         4074  VIASAT-SP-BACKBONE, US
 20940        4027         3885  AKAMAI-ASN1, NL
 11492        4539         3867  CABLEONE, US
  7713        3602         3532  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
     40493  UNALLOCATED  8.17.26.0/24              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
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
23.151.137.0/24      Origin:     64289  MAC-ARNE-LLC, US
23.151.137.0/24     Transit:      1828  UNITAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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      /10:38      /11:100     /12:299     
/13:582     /14:1193    /15:2091    /16:13467   /17:8301    /18:13799   
/19:25023   /20:43921   /21:51462   /22:110240  /23:99399   /24:562186  
/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        6491        7401  UNI2-AS, ES
  8151        5968       11931  UNINET, MX
 11492        3452        4539  CABLEONE, US
  6327        3356        3546  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3119        4174  VIASAT-SP-BACKBONE, US
  8551        2921        3444  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2574        3520  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2147        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2116        3542  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)
----------------------------------------------

   1:2208      2:1435      3:271       4:5         5:4391      6:159    
   7:6         8:1516      9:1        11:172      12:1496     13:356    
  14:2313     15:304      16:202      17:367      18:665      20:315    
  21:4        22:188      23:6493     24:2547     25:2        27:2607   
  29:19       31:2550     32:66       34:28       35:118      36:2015   
  37:4490     38:5497     39:865      40:149      41:3973     42:2067   
  43:2291     44:324      45:16778    46:4381     47:372      49:1860   
  50:1877     51:577      52:1584     54:389      55:882      56:5      
  57:129      58:1894     59:1160     60:1011     61:2565     62:2661   
  63:1899     64:5530     65:2223     66:5017     67:3049     68:1342   
  69:4136     70:1186     71:633      72:2941     74:2628     75:1568   
  76:640      77:2333     78:1828     79:3005     80:2104     81:1834   
  82:1537     83:1305     84:1615     85:3011     86:769      87:1936   
  88:1229     89:3953     90:624      91:7867     92:2127     93:2633   
  94:3571     95:4024     96:1303     97:315      98:1086     99:735    
 100:92      101:1382    102:2957    103:32243   104:4776    105:574    
 106:979     107:2781    108:1139    109:4264    110:2136    111:3131   
 112:2062    113:1734    114:1697    115:2042    116:1910    117:2486   
 118:2708    119:1958    120:1763    121:1227    122:2622    123:2200   
 124:1571    125:2615    128:1472    129:918     130:1053    131:1984   
 132:862     133:408     134:1691    135:300     136:912     137:1132   
 138:2718    139:1579    140:1327    141:1331    142:1544    143:1521   
 144:1003    145:344     146:1966    147:1628    148:2457    149:2364   
 150:886     151:1242    152:1844    153:600     154:5313    155:1399   
 156:2093    157:1368    158:1058    159:2197    160:2618    161:1597   
 162:3515    163:1618    164:1688    165:1857    166:1072    167:1750   
 168:3863    169:790     170:4656    171:930     172:3869    173:2998   
 174:978     175:1198    176:3628    177:4481    178:3559    179:2157   
 180:2345    181:3584    182:3364    183:1992    184:2255    185:20648  
 186:4740    187:4187    188:4060    189:3900    190:9323    191:1410   
 192:10990   193:8970    194:7312    195:5222    196:3134    197:2555   
 198:6027    199:6421    200:8047    201:6193    202:10519   203:10183  
 204:4552    205:3703    206:4405    207:3519    208:4124    209:4934   
 210:4455    211:2484    212:4260    213:3418    214:1117    215:71     
 216:6737    217:2767    218:1305    219:471     220:2033    221:1001   
 222:772     223:2156   

End of report


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