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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 22 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 22 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:                              936519
    Prefixes after maximum aggregation (per Origin AS):          356847
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455701
    Number of IPv4 prefixes with a valid ROA:                    435428
    Number of IPv4 prefixes with an invalid ROA:                   2209
    Number of IPv4 prefixes with no ROA:                         498882
Total ASes present in the Internet Routing Table:                 75157
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64593
Origin ASes announcing only one prefix:                           26539
Transit ASes present in the Internet Routing Table:               10564
Transit-only ASes present in the Internet Routing Table:            472
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:                                      37
    Max AS path prepend of ASN (203217)                              33
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      43257
Number of 32-bit ASNs visible in the Routing Table:               35573
Prefixes from 32-bit ASNs in the Routing Table:                  179054
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:                   3047157504
    Equivalent to 181 /8s, 159 /16s and 239 /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:      310554

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

Prefixes being announced by APNIC Region ASes:                   248349
    Total APNIC prefixes after maximum aggregation:               71686
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          241489
    Unique aggregates announced from the APNIC address blocks:    99548
APNIC Region origin ASes present in the Internet Routing Table:   13822
    APNIC Prefixes per ASN:                                       17.47
APNIC Region origin ASes announcing only one prefix:               4163
APNIC Region transit ASes present in the Internet Routing Table:   1864
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:   9195
Number of APNIC addresses announced to Internet:              770715904
    Equivalent to 45 /8s, 240 /16s and 49 /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:                    273804
    Total ARIN prefixes after maximum aggregation:               124482
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278473
    Unique aggregates announced from the ARIN address blocks:    132663
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:                6949
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:    4828
Number of ARIN addresses announced to Internet:              1275574528
    Equivalent to 76 /8s, 7 /16s and 185 /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:                    262611
    Total RIPE prefixes after maximum aggregation:               125081
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257291
    Unique aggregates announced from the RIPE address blocks:    160835
RIPE Region origin ASes present in the Internet Routing Table:    28512
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12111
RIPE Region transit ASes present in the Internet Routing Table:    3899
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11492
Number of RIPE addresses announced to Internet:               714383360
    Equivalent to 42 /8s, 148 /16s and 160 /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:                  120283
    Total LACNIC prefixes after maximum aggregation:              28842
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118986
    Unique aggregates announced from the LACNIC address blocks:   49437
LACNIC Region origin ASes present in the Internet Routing Table:  11057
    LACNIC Prefixes per ASN:                                      10.76
LACNIC Region origin ASes announcing only one prefix:              2674
LACNIC Region transit ASes present in the Internet Routing Table:  2360
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:  8903
Number of LACNIC addresses announced to Internet:             178444800
    Equivalent to 10 /8s, 162 /16s and 218 /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:                  30398
    Total AfriNIC prefixes after maximum aggregation:              6021
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39772
    Unique aggregates announced from the AfriNIC address blocks:  12797
AfriNIC Region origin ASes present in the Internet Routing Table:  1813
    AfriNIC Prefixes per ASN:                                     21.94
AfriNIC Region origin ASes announcing only one prefix:              642
AfriNIC Region transit ASes present in the Internet Routing Table:  347
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: 1155
Number of AfriNIC addresses announced to Internet:            107745792
    Equivalent to 6 /8s, 108 /16s and 18 /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        9774       8737      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4532        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3408        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3250       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        2231      11258     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        9455      11199    3342  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        3200       1415    2323  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2971       3859    1421  DNIC-ASBLK-00306-00371, US
396982        2740       3639     386  GOOGLE-CLOUD-PLATFORM, US
  7018        2523      23623    1571  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        7565       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4004       3397     142  AKAMAI-ASN1, NL
  9009        3498        301    1634  M247, RO
  8551        3368        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2995       2301     911  ROSTELECOM-AS, RU
 34984        2330        360     593  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1527        874     585  TCI, IR
 44477        1448         95     716  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       12146       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        2004        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1245        341     503  Axtel, S.A.B. de C.V., MX
 11664        1099        177     430  Techtel LMDS Comunicaciones Interactiva
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 22884        1069        115     376  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        1575        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         551       1861      34  IAM-AS, MA
 36914         512         82       3  KENET-AS, KE
 15399         503         53      42  WANANCHI-, KE
 37342         490         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       12146       3381     593  UNINET, MX
  9808        9774       8737      47  CHINAMOBILE-CN China Mobile Communicati
 16509        9455      11199    3342  AMAZON-02, US
 12479        7565       1714     146  UNI2-AS, ES
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4532        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4173        288      96  VIASAT-SP-BACKBONE, US
 20940        4004       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        9774         9727  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7565         7419  UNI2-AS, ES
 16509        9455         6113  AMAZON-02, US
  7545        5675         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4532         4507  FPT-AS-AP FPT Telecom Company, VN
  7155        4173         4077  VIASAT-SP-BACKBONE, US
 11492        4562         3882  CABLEONE, US
 20940        4004         3862  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   /17:8248    /18:13791   
/19:25022   /20:43940   /21:51619   /22:110489  /23:99797   /24:565849  
/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        6653        7565  UNI2-AS, ES
  8151        6160       12146  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3566  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3117        4173  VIASAT-SP-BACKBONE, US
  8551        2845        3368  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)
----------------------------------------------

   1:2278      2:1411      3:283       4:5         5:4389      6:163    
   7:6         8:1508      9:1        11:172      12:1489     13:375    
  14:2326     15:309      16:205      17:361      18:709      20:344    
  21:4        22:188      23:6572     24:2601     25:2        27:2595   
  29:19       31:2548     32:53       34:35       35:120      36:2100   
  37:4499     38:5760     39:882      40:147      41:4115     42:2193   
  43:2307     44:325      45:16685    46:4393     47:298      49:1897   
  50:1892     51:573      52:1595     54:376      55:886      56:5      
  57:131      58:1937     59:1163     60:1012     61:2594     62:2747   
  63:1909     64:5515     65:2222     66:5015     67:3045     68:1333   
  69:4050     70:1170     71:618      72:2929     74:2635     75:1548   
  76:629      77:2343     78:1826     79:3016     80:2112     81:1865   
  82:1531     83:1322     84:1624     85:2989     86:789      87:1966   
  88:1230     89:3956     90:658      91:7909     92:2173     93:2639   
  94:3595     95:4015     96:1299     97:316      98:1018     99:737    
 100:95      101:1155    102:3028    103:32520   104:4796    105:600    
 106:978     107:2764    108:1147    109:4176    110:2132    111:3150   
 112:2079    113:1710    114:1747    115:2056    116:1935    117:2518   
 118:2766    119:1957    120:1783    121:1286    122:2647    123:2197   
 124:1589    125:2789    128:1497    129:915     130:1073    131:1976   
 132:874     133:409     134:1706    135:292     136:913     137:1181   
 138:2760    139:1559    140:1342    141:1349    142:1541    143:1532   
 144:1000    145:339     146:2024    147:1642    148:2494    149:2382   
 150:1021    151:1311    152:1847    153:595     154:5418    155:1369   
 156:2110    157:1386    158:1080    159:2207    160:2621    161:1619   
 162:3601    163:1645    164:1629    165:1873    166:1077    167:1741   
 168:3848    169:789     170:4709    171:961     172:3772    173:3018   
 174:893     175:1226    176:3600    177:4688    178:3551    179:2208   
 180:2402    181:3619    182:3411    183:2030    184:2270    185:20507  
 186:4863    187:4306    188:3936    189:3950    190:9338    191:1517   
 192:11038   193:8994    194:7342    195:5216    196:3139    197:2626   
 198:6005    199:6823    200:8112    201:6244    202:10507   203:10226  
 204:4597    205:3675    206:4439    207:3488    208:4101    209:4949   
 210:4561    211:2532    212:4210    213:3389    214:1116    215:49     
 216:6769    217:2770    218:1319    219:478     220:2030    221:1024   
 222:795     223:2195   

End of report


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