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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 12 21:13:24 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 12 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:                              933378
    Prefixes after maximum aggregation (per Origin AS):          355089
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454495
    Number of IPv4 prefixes with a valid ROA:                    428788
    Number of IPv4 prefixes with an invalid ROA:                   2314
    Number of IPv4 prefixes with no ROA:                         502276
Total ASes present in the Internet Routing Table:                 74988
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64441
Origin ASes announcing only one prefix:                           26420
Transit ASes present in the Internet Routing Table:               10547
Transit-only ASes present in the Internet Routing Table:            477
Paths with bogon ASNs present in the IPv4 Routing Table:             47
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      68
    Max AS path prepend of ASN (  7438)                              64
Prefixes from unregistered ASNs in the Routing Table:              1094
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      43042
Number of 32-bit ASNs visible in the Routing Table:               35330
Prefixes from 32-bit ASNs in the Routing Table:                  177289
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            509
Number of addresses announced to Internet:                   3049885440
    Equivalent to 181 /8s, 201 /16s and 143 /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:      310162

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

Prefixes being announced by APNIC Region ASes:                   246813
    Total APNIC prefixes after maximum aggregation:               70979
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          239972
    Unique aggregates announced from the APNIC address blocks:    99034
APNIC Region origin ASes present in the Internet Routing Table:   13693
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4094
APNIC Region transit ASes present in the Internet Routing Table:   1831
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:   9050
Number of APNIC addresses announced to Internet:              771824128
    Equivalent to 46 /8s, 1 /16s and 26 /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:                    273392
    Total ARIN prefixes after maximum aggregation:               124190
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277883
    Unique aggregates announced from the ARIN address blocks:    132212
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    4819
Number of ARIN addresses announced to Internet:              1276639232
    Equivalent to 76 /8s, 23 /16s and 248 /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:                    262388
    Total RIPE prefixes after maximum aggregation:               124482
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257146
    Unique aggregates announced from the RIPE address blocks:    160626
RIPE Region origin ASes present in the Internet Routing Table:    28492
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12097
RIPE Region transit ASes present in the Internet Routing Table:    3899
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11440
Number of RIPE addresses announced to Internet:               715066880
    Equivalent to 42 /8s, 159 /16s and 14 /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:                  119532
    Total LACNIC prefixes after maximum aggregation:              28671
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118369
    Unique aggregates announced from the LACNIC address blocks:   49383
LACNIC Region origin ASes present in the Internet Routing Table:  11042
    LACNIC Prefixes per ASN:                                      10.72
LACNIC Region origin ASes announcing only one prefix:              2658
LACNIC Region transit ASes present in the Internet Routing Table:  2352
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        68
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8874
Number of LACNIC addresses announced to Internet:             178410240
    Equivalent to 10 /8s, 162 /16s and 83 /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:                  30159
    Total AfriNIC prefixes after maximum aggregation:              6015
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         39498
    Unique aggregates announced from the AfriNIC address blocks:  12816
AfriNIC Region origin ASes present in the Internet Routing Table:  1805
    AfriNIC Prefixes per ASN:                                     21.88
AfriNIC Region origin ASes announcing only one prefix:              625
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: 1147
Number of AfriNIC addresses announced to Internet:            107523328
    Equivalent to 6 /8s, 104 /16s and 173 /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        9710       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5715        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4257        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3578       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3249        491     240  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3248       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2983       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2940       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2580        851     375  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2282      11269     603  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        9173      11050    3361  AMAZON-02, US
 11492        4550        302     673  CABLEONE, US
  7155        4174        288     100  VIASAT-SP-BACKBONE, US
  6327        3554       1320      67  SHAW, CA
 22773        3514       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3160      54933    2412  DNIC-AS-00749, US
 16625        3124       1386    2298  AKAMAI-AS, US
   367        3029       3868    1430  DNIC-ASBLK-00306-00371, US
396982        2720       3626     394  GOOGLE-CLOUD-PLATFORM, US
  7018        2520      23615    1599  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        7431       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4025       3397     141  AKAMAI-ASN1, NL
  8551        3439        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3418        296    1590  M247, RO
 12389        2958       2297     916  ROSTELECOM-AS, RU
 34984        2322        361     590  TELLCOM-AS, TR
 58224        1651        910     584  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1518       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       12008       3371     600  UNINET, MX
 10620        3545        504     860  Telmex Colombia S.A., CO
 13999        2446        333     632  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1332       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1297        778     195  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        1055        168     431  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2502      52  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        1610        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         503         53      42  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         461         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       12008       3371     600  UNINET, MX
  9808        9710       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9173      11050    3361  AMAZON-02, US
 12479        7431       1713     145  UNI2-AS, ES
  7545        5715        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4550        302     673  CABLEONE, US
 18403        4257        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4174        288     100  VIASAT-SP-BACKBONE, US
 20940        4025       3397     141  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        9710         9670  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7431         7286  UNI2-AS, ES
 16509        9173         5812  AMAZON-02, US
  7545        5715         5024  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4257         4232  FPT-AS-AP FPT Telecom Company, VN
  7155        4174         4074  VIASAT-SP-BACKBONE, US
 20940        4025         3884  AKAMAI-ASN1, NL
 11492        4550         3877  CABLEONE, US
  7713        3578         3508  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
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, 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      /11:100     /12:299     
/13:582     /14:1193    /15:2090    /16:13470   /17:8304    /18:13793   
/19:25021   /20:43918   /21:51513   /22:110396  /23:99578   /24:563052  
/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        6521        7431  UNI2-AS, ES
  8151        6030       12008  UNINET, MX
 11492        3463        4550  CABLEONE, US
  6327        3364        3554  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3119        4174  VIASAT-SP-BACKBONE, US
  8551        2916        3439  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2568        3514  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2131        2476  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2119        3545  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)
----------------------------------------------

   1:2215      2:1436      3:271       4:5         5:4381      6:161    
   7:6         8:1518      9:1        11:172      12:1497     13:353    
  14:2315     15:304      16:202      17:362      18:671      20:317    
  21:4        22:188      23:6524     24:2559     25:2        27:2601   
  29:19       31:2561     32:55       34:29       35:118      36:2017   
  37:4467     38:5593     39:866      40:149      41:3974     42:2081   
  43:2290     44:329      45:16824    46:4385     47:372      49:1856   
  50:1883     51:577      52:1587     54:392      55:884      56:5      
  57:129      58:1889     59:1161     60:1012     61:2581     62:2689   
  63:1902     64:5505     65:2213     66:5017     67:3058     68:1349   
  69:4131     70:1179     71:614      72:2928     74:2631     75:1564   
  76:636      77:2336     78:1828     79:3014     80:2107     81:1845   
  82:1535     83:1306     84:1616     85:2990     86:754      87:1946   
  88:1230     89:3954     90:629      91:7885     92:2132     93:2648   
  94:3589     95:4018     96:1301     97:315      98:1079     99:736    
 100:92      101:1391    102:2985    103:32348   104:4828    105:573    
 106:976     107:2785    108:1137    109:4224    110:2133    111:3138   
 112:2073    113:1673    114:1703    115:2045    116:1916    117:2503   
 118:2718    119:1953    120:1781    121:1231    122:2628    123:2205   
 124:1570    125:2630    128:1493    129:919     130:1059    131:1997   
 132:865     133:408     134:1697    135:301     136:917     137:1139   
 138:2730    139:1569    140:1329    141:1330    142:1554    143:1520   
 144:1008    145:343     146:1976    147:1630    148:2475    149:2334   
 150:884     151:1251    152:1861    153:602     154:5353    155:1390   
 156:2105    157:1371    158:1050    159:2203    160:2613    161:1604   
 162:3553    163:1621    164:1666    165:1865    166:1076    167:1748   
 168:3840    169:793     170:4678    171:946     172:3869    173:2986   
 174:954     175:1202    176:3628    177:4555    178:3547    179:2183   
 180:2328    181:3588    182:3374    183:2005    184:2274    185:20675  
 186:4767    187:4200    188:4060    189:3938    190:9353    191:1438   
 192:10996   193:8976    194:7309    195:5128    196:3136    197:2495   
 198:6017    199:6441    200:8068    201:6220    202:10524   203:10178  
 204:4559    205:3682    206:4439    207:3522    208:4121    209:4929   
 210:4469    211:2496    212:4259    213:3418    214:1113    215:71     
 216:6719    217:2778    218:1319    219:471     220:2035    221:1009   
 222:781     223:2186   

End of report


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