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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 26 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 26 Dec, 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:                              936370
    Prefixes after maximum aggregation (per Origin AS):          356948
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455761
    Number of IPv4 prefixes with a valid ROA:                    435259
    Number of IPv4 prefixes with an invalid ROA:                   2158
    Number of IPv4 prefixes with no ROA:                         498953
Total ASes present in the Internet Routing Table:                 75165
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64595
Origin ASes announcing only one prefix:                           26528
Transit ASes present in the Internet Routing Table:               10570
Transit-only ASes present in the Internet Routing Table:            477
Paths with bogon ASNs present in the IPv4 Routing Table:             46
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      42
    Max AS path prepend of ASN (205800)                              35
Prefixes from unregistered ASNs in the Routing Table:              1078
    Number of instances of unregistered ASNs:                      1081
Number of 32-bit ASNs allocated by the RIRs:                      43270
Number of 32-bit ASNs visible in the Routing Table:               35583
Prefixes from 32-bit ASNs in the Routing Table:                  179174
Number of bogon 32-bit ASNs visible in the Routing Table:            28
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3047200512
    Equivalent to 181 /8s, 160 /16s and 151 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      310442

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

Prefixes being announced by APNIC Region ASes:                   248454
    Total APNIC prefixes after maximum aggregation:               71754
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          241573
    Unique aggregates announced from the APNIC address blocks:    99588
APNIC Region origin ASes present in the Internet Routing Table:   13843
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4167
APNIC Region transit ASes present in the Internet Routing Table:   1869
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9213
Number of APNIC addresses announced to Internet:              770734336
    Equivalent to 45 /8s, 240 /16s and 121 /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:                    273757
    Total ARIN prefixes after maximum aggregation:               124476
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278482
    Unique aggregates announced from the ARIN address blocks:    132682
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.60
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1922
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:    4826
Number of ARIN addresses announced to Internet:              1275554304
    Equivalent to 76 /8s, 7 /16s and 106 /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:                    262644
    Total RIPE prefixes after maximum aggregation:               125116
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257291
    Unique aggregates announced from the RIPE address blocks:    160848
RIPE Region origin ASes present in the Internet Routing Table:    28496
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12105
RIPE Region transit ASes present in the Internet Routing Table:    3903
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11484
Number of RIPE addresses announced to Internet:               714429440
    Equivalent to 42 /8s, 149 /16s and 84 /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:                  120008
    Total LACNIC prefixes after maximum aggregation:              28841
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118713
    Unique aggregates announced from the LACNIC address blocks:   49432
LACNIC Region origin ASes present in the Internet Routing Table:  11052
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2668
LACNIC Region transit ASes present in the Internet Routing Table:  2353
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        37
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8901
Number of LACNIC addresses announced to Internet:             178449152
    Equivalent to 10 /8s, 162 /16s and 235 /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:                  30429
    Total AfriNIC prefixes after maximum aggregation:              6023
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39803
    Unique aggregates announced from the AfriNIC address blocks:  12790
AfriNIC Region origin ASes present in the Internet Routing Table:  1815
    AfriNIC Prefixes per ASN:                                     21.93
AfriNIC Region origin ASes announcing only one prefix:              644
AfriNIC Region transit ASes present in the Internet Routing Table:  344
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: 1159
Number of AfriNIC addresses announced to Internet:            107740160
    Equivalent to 6 /8s, 107 /16s and 252 /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        9782       8738      49  CHINAMOBILE-CN China Mobile Communicati
  7545        5674        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4533        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3412        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3251       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        3025       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2658        856     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2233      11258     589  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        9464      11201    3352  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4173        288      96  VIASAT-SP-BACKBONE, US
  6327        3566       1320      69  SHAW, CA
 22773        3487       3071     297  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3185       1409    2315  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2967       3859    1414  DNIC-ASBLK-00306-00371, US
396982        2740       3639     386  GOOGLE-CLOUD-PLATFORM, US
  7018        2524      23623    1572  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        7561       1714     146  UNI2-AS, ES
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 20940        4004       3397     143  AKAMAI-ASN1, NL
  9009        3491        300    1630  M247, RO
  8551        3352        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2997       2301     912  ROSTELECOM-AS, RU
 34984        2332        360     595  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1511        872     583  TCI, IR
 44477        1449         95     715  STARK-INDUSTRIES, GB

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       12145       3381     593  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2493        339     636  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1100        177     428  Techtel LMDS Comunicaciones Interactiva
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 22884        1073        115     375  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1053         68      50  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         519         82       3  KENET-AS, KE
 15399         503         53      42  WANANCHI-, KE
 24757         478         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       12145       3381     593  UNINET, MX
  9808        9782       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9464      11201    3352  AMAZON-02, US
 12479        7561       1714     146  UNI2-AS, ES
  7545        5674        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4533        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4173        288      96  VIASAT-SP-BACKBONE, US
 20940        4004       3397     143  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        9782         9733  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7561         7415  UNI2-AS, ES
 16509        9464         6112  AMAZON-02, US
  7545        5674         4988  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4641         4587  ALJAWWALSTC-AS, SA
 18403        4533         4508  FPT-AS-AP FPT Telecom Company, VN
  7155        4173         4077  VIASAT-SP-BACKBONE, US
 11492        4562         3882  CABLEONE, US
 20940        4004         3861  AKAMAI-ASN1, NL
  7713        3599         3535  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, 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
23.176.160.0/24      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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /11:99      /12:298     
/13:581     /14:1191    /15:2089    /16:13437   /17:8243    /18:13776   
/19:25013   /20:43921   /21:51570   /22:110528  /23:99836   /24:565719  
/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        6649        7561  UNI2-AS, ES
  8151        6160       12145  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3566  SHAW, CA
 39891        3324        4641  ALJAWWALSTC-AS, SA
  7155        3117        4173  VIASAT-SP-BACKBONE, US
  8551        2829        3352  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2539        3487  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2130        2473  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2122        3519  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)
----------------------------------------------

   1:2276      2:1408      3:283       4:5         5:4399      6:163    
   7:6         8:1508      9:1        11:172      12:1488     13:374    
  14:2326     15:309      16:206      17:361      18:709      20:344    
  21:4        22:188      23:6570     24:2605     25:2        27:2593   
  29:19       31:2546     32:53       34:36       35:120      36:2109   
  37:4495     38:5771     39:884      40:147      41:4125     42:2192   
  43:2323     44:326      45:16673    46:4357     47:297      49:1896   
  50:1890     51:574      52:1595     54:377      55:883      56:5      
  57:131      58:1935     59:1164     60:1012     61:2590     62:2751   
  63:1910     64:5514     65:2223     66:5018     67:3045     68:1332   
  69:4058     70:1170     71:618      72:2921     74:2630     75:1548   
  76:629      77:2343     78:1826     79:3009     80:2109     81:1867   
  82:1535     83:1321     84:1627     85:2990     86:790      87:1965   
  88:1233     89:3957     90:658      91:7907     92:2174     93:2638   
  94:3600     95:4015     96:1299     97:316      98:1019     99:738    
 100:95      101:1159    102:3038    103:32589   104:4796    105:600    
 106:972     107:2764    108:1148    109:4165    110:2132    111:3153   
 112:2081    113:1714    114:1738    115:2055    116:1934    117:2543   
 118:2769    119:1960    120:1785    121:1295    122:2643    123:2196   
 124:1586    125:2792    128:1501    129:915     130:1071    131:1974   
 132:871     133:411     134:1704    135:295     136:880     137:1184   
 138:2740    139:1555    140:1342    141:1353    142:1541    143:1526   
 144:1001    145:341     146:2024    147:1640    148:2493    149:2387   
 150:1021    151:1313    152:1848    153:595     154:5395    155:1369   
 156:2111    157:1380    158:1080    159:2210    160:2620    161:1618   
 162:3602    163:1644    164:1630    165:1873    166:1078    167:1742   
 168:3830    169:792     170:4698    171:961     172:3772    173:3018   
 174:893     175:1226    176:3597    177:4579    178:3555    179:2225   
 180:2409    181:3612    182:3412    183:2032    184:2269    185:20521  
 186:4801    187:4296    188:3953    189:3951    190:9338    191:1490   
 192:11040   193:8991    194:7350    195:5224    196:3136    197:2620   
 198:6002    199:6819    200:8099    201:6246    202:10512   203:10227  
 204:4594    205:3678    206:4445    207:3488    208:4099    209:4953   
 210:4558    211:2531    212:4219    213:3392    214:1118    215:50     
 216:6777    217:2771    218:1334    219:478     220:2029    221:1024   
 222:782     223:2195   

End of report


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