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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 11 21:13:16 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 11 Sep, 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:                              926860
    Prefixes after maximum aggregation (per Origin AS):          351987
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452997
    Number of IPv4 prefixes with a valid ROA:                    419016
    Number of IPv4 prefixes with an invalid ROA:                   2310
    Number of IPv4 prefixes with no ROA:                         505534
Total ASes present in the Internet Routing Table:                 74762
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64283
Origin ASes announcing only one prefix:                           26329
Transit ASes present in the Internet Routing Table:               10479
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             72
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     102
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1080
    Number of instances of unregistered ASNs:                      1098
Number of 32-bit ASNs allocated by the RIRs:                      42592
Number of 32-bit ASNs visible in the Routing Table:               35051
Prefixes from 32-bit ASNs in the Routing Table:                  175049
Number of bogon 32-bit ASNs visible in the Routing Table:           111
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3055112192
    Equivalent to 182 /8s, 25 /16s and 80 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      308404

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

Prefixes being announced by APNIC Region ASes:                   244651
    Total APNIC prefixes after maximum aggregation:               70034
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238379
    Unique aggregates announced from the APNIC address blocks:    98742
APNIC Region origin ASes present in the Internet Routing Table:   13593
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4032
APNIC Region transit ASes present in the Internet Routing Table:   1810
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8940
Number of APNIC addresses announced to Internet:              772401664
    Equivalent to 46 /8s, 9 /16s and 234 /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:                    272122
    Total ARIN prefixes after maximum aggregation:               123703
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274970
    Unique aggregates announced from the ARIN address blocks:    131632
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.41
ARIN Region origin ASes announcing only one prefix:                6940
ARIN Region transit ASes present in the Internet Routing Table:    1938
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:    4820
Number of ARIN addresses announced to Internet:              1279188480
    Equivalent to 76 /8s, 62 /16s and 222 /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:                    260466
    Total RIPE prefixes after maximum aggregation:               123057
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256541
    Unique aggregates announced from the RIPE address blocks:    160025
RIPE Region origin ASes present in the Internet Routing Table:    28396
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12041
RIPE Region transit ASes present in the Internet Routing Table:    3893
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11319
Number of RIPE addresses announced to Internet:               716723456
    Equivalent to 42 /8s, 184 /16s and 85 /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:                  118562
    Total LACNIC prefixes after maximum aggregation:              28500
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117572
    Unique aggregates announced from the LACNIC address blocks:   49244
LACNIC Region origin ASes present in the Internet Routing Table:  11029
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2697
LACNIC Region transit ASes present in the Internet Routing Table:  2317
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8839
Number of LACNIC addresses announced to Internet:             178524416
    Equivalent to 10 /8s, 164 /16s and 17 /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:                  29979
    Total AfriNIC prefixes after maximum aggregation:              5958
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         38799
    Unique aggregates announced from the AfriNIC address blocks:  12853
AfriNIC Region origin ASes present in the Internet Routing Table:  1791
    AfriNIC Prefixes per ASN:                                     21.66
AfriNIC Region origin ASes announcing only one prefix:              619
AfriNIC Region transit ASes present in the Internet Routing Table:  331
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1133
Number of AfriNIC addresses announced to Internet:            107816704
    Equivalent to 6 /8s, 109 /16s and 39 /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        9491       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5726        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3308       1819      91  VNPT-AS-VN VNPT Corp, VN
  9498        3149        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2932       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2498        848     393  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      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        9063      10989    3260  AMAZON-02, US
 11492        4512        299     673  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3550       3072     302  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3535       1319      66  SHAW, CA
   749        3152      54959    2404  DNIC-AS-00749, US
 16625        3000       1438    2272  AKAMAI-AS, US
   367        2983       3827    1407  DNIC-ASBLK-00306-00371, US
396982        2691       3596     388  GOOGLE-CLOUD-PLATFORM, US
 30036        2490        356     390  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7362       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4064       3398     152  AKAMAI-ASN1, NL
  8551        3452        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2726        254    1387  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1487         99    1155  ASDETUK www.heficed.com, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11777       3367     596  UNINET, MX
 10620        3539        506     850  Telmex Colombia S.A., CO
 13999        2406        343     626  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1324       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1294        764     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1128        183     428  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1029       2501      49  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1593        393      19  LINKdotNET-AS, EG
 24835        1514        533      27  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         914        520      36  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         532         55      50  WANANCHI-, KE
 37342         484         32       1  MOVITEL, MZ
 24757         465         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       11777       3367     596  UNINET, MX
  9808        9491       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9063      10989    3260  AMAZON-02, US
 12479        7362       1713     145  UNI2-AS, ES
  7545        5726        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4512        299     673  CABLEONE, US
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4064       3398     152  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        9491         9450  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7362         7217  UNI2-AS, ES
 16509        9063         5803  AMAZON-02, US
  7545        5726         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4353         4328  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4064         3912  AKAMAI-ASN1, NL
 11492        4512         3839  CABLEONE, US
  7713        3595         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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.178.240.0/24      Origin:    399517  RESERVED, ZZ
23.178.240.0/24     Transit:     32425  SKB3-ARIN-BGP, 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      /10:39      /11:102     /12:297     
/13:578     /14:1195    /15:2099    /16:13515   /17:8256    /18:13827   
/19:24992   /20:43927   /21:51132   /22:109937  /23:99115   /24:557818  
/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        6448        7362  UNI2-AS, ES
  8151        5808       11777  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3424        4512  CABLEONE, US
  6327        3346        3535  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2925        3452  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2597        3550  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2150        2490  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2102        3539  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)
----------------------------------------------

   1:2214      2:1399      3:258       4:5         5:4526      6:136    
   7:6         8:1520      9:1        11:172      12:1511     13:373    
  14:2311     15:304      16:196      17:369      18:638      20:283    
  21:4        22:188      23:6382     24:2494     25:6        27:2580   
  29:19       31:2517     32:77       34:25       35:116      36:1986   
  37:4537     38:5193     39:870      40:146      41:4015     42:2100   
  43:2281     44:316      45:16517    46:4295     47:374      49:1800   
  50:1887     51:597      52:1598     54:395      55:965      56:8      
  57:124      58:1877     59:1165     60:1001     61:2528     62:2679   
  63:1911     64:5649     65:2336     66:4921     67:3030     68:1341   
  69:4140     70:1194     71:666      72:2956     74:2599     75:1565   
  76:622      77:2304     78:1839     79:2988     80:2113     81:1836   
  82:1473     83:1288     84:1547     85:3005     86:764      87:1997   
  88:1165     89:3863     90:619      91:7813     92:2060     93:2626   
  94:3509     95:4006     96:1297     97:321      98:1083     99:735    
 100:91      101:1315    102:2910    103:32115   104:4613    105:561    
 106:887     107:2665    108:1130    109:4225    110:2129    111:3131   
 112:2066    113:1752    114:1688    115:2038    116:1898    117:2428   
 118:2706    119:1997    120:1780    121:1141    122:2600    123:2170   
 124:1572    125:2532    128:1488    129:924     130:1048    131:1961   
 132:862     133:408     134:1793    135:305     136:912     137:1125   
 138:2639    139:1568    140:1174    141:1277    142:1512    143:1503   
 144:1006    145:349     146:1948    147:1605    148:2454    149:2263   
 150:878     151:1231    152:1870    153:589     154:4889    155:1382   
 156:1949    157:1336    158:1087    159:2248    160:2599    161:1595   
 162:3539    163:1600    164:1707    165:1856    166:1071    167:1732   
 168:3729    169:905     170:4636    171:863     172:3709    173:2955   
 174:978     175:1195    176:3768    177:4445    178:3513    179:2132   
 180:2532    181:3519    182:3315    183:1991    184:2281    185:20549  
 186:4717    187:4181    188:4158    189:3810    190:9224    191:1439   
 192:10968   193:8960    194:7263    195:5200    196:3119    197:2463   
 198:5996    199:6115    200:7952    201:6023    202:10480   203:10147  
 204:4559    205:3707    206:4366    207:3483    208:4156    209:4940   
 210:4431    211:2475    212:4235    213:3421    214:1086    215:57     
 216:6718    217:2782    218:1297    219:467     220:2033    221:981    
 222:766     223:2141   

End of report


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