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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 9 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 09 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:                              926775
    Prefixes after maximum aggregation (per Origin AS):          351998
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452897
    Number of IPv4 prefixes with a valid ROA:                    418952
    Number of IPv4 prefixes with an invalid ROA:                   2279
    Number of IPv4 prefixes with no ROA:                         505544
Total ASes present in the Internet Routing Table:                 74757
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64272
Origin ASes announcing only one prefix:                           26308
Transit ASes present in the Internet Routing Table:               10485
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             70
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:              1077
    Number of instances of unregistered ASNs:                      1093
Number of 32-bit ASNs allocated by the RIRs:                      42579
Number of 32-bit ASNs visible in the Routing Table:               35053
Prefixes from 32-bit ASNs in the Routing Table:                  175038
Number of bogon 32-bit ASNs visible in the Routing Table:           103
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            601
Number of addresses announced to Internet:                   3054964480
    Equivalent to 182 /8s, 23 /16s and 15 /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:      308542

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

Prefixes being announced by APNIC Region ASes:                   244587
    Total APNIC prefixes after maximum aggregation:               70010
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238330
    Unique aggregates announced from the APNIC address blocks:    98735
APNIC Region origin ASes present in the Internet Routing Table:   13594
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4036
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:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8941
Number of APNIC addresses announced to Internet:              772405760
    Equivalent to 46 /8s, 9 /16s and 250 /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:                    272095
    Total ARIN prefixes after maximum aggregation:               123724
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           274895
    Unique aggregates announced from the ARIN address blocks:    131560
ARIN Region origin ASes present in the Internet Routing Table:    19077
    ARIN Prefixes per ASN:                                        14.41
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1937
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4822
Number of ARIN addresses announced to Internet:              1279092736
    Equivalent to 76 /8s, 61 /16s and 104 /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:                    260556
    Total RIPE prefixes after maximum aggregation:               123074
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256681
    Unique aggregates announced from the RIPE address blocks:    160022
RIPE Region origin ASes present in the Internet Routing Table:    28394
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12030
RIPE Region transit ASes present in the Internet Routing Table:    3896
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:   11315
Number of RIPE addresses announced to Internet:               716706304
    Equivalent to 42 /8s, 184 /16s and 18 /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:                  118657
    Total LACNIC prefixes after maximum aggregation:              28501
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117665
    Unique aggregates announced from the LACNIC address blocks:   49231
LACNIC Region origin ASes present in the Internet Routing Table:  11029
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2683
LACNIC Region transit ASes present in the Internet Routing Table:  2318
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:  8842
Number of LACNIC addresses announced to Internet:             178516992
    Equivalent to 10 /8s, 163 /16s and 244 /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:                  29803
    Total AfriNIC prefixes after maximum aggregation:              5951
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         38602
    Unique aggregates announced from the AfriNIC address blocks:  12845
AfriNIC Region origin ASes present in the Internet Routing Table:  1791
    AfriNIC Prefixes per ASN:                                     21.55
AfriNIC Region origin ASes announcing only one prefix:              622
AfriNIC Region transit ASes present in the Internet Routing Table:  331
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: 1133
Number of AfriNIC addresses announced to Internet:            107782656
    Equivalent to 6 /8s, 108 /16s and 162 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4349        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3316       1835      92  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        2933       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2498        848     389  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        9065      10990    3263  AMAZON-02, US
 11492        4512        299     673  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3557       3072     310  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3535       1319      66  SHAW, CA
   749        3152      54959    2404  DNIC-AS-00749, US
 16625        3002       1438    2272  AKAMAI-AS, US
   367        2958       3826    1387  DNIC-ASBLK-00306-00371, US
396982        2690       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2489        356     397  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        4075       3398     152  AKAMAI-ASN1, NL
  8551        3456        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2730        254    1389  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1751        933     515  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1492        100    1161  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       11771       3367     596  UNINET, MX
 10620        3538        506     849  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        1127        183     427  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1028       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        1457        497      26  RAYA-AS, EG
 36992        1357       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         780        520      36  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         535         55      50  WANANCHI-, KE
 37342         484         32       1  MOVITEL, MZ
 24757         459         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       11771       3367     596  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9065      10990    3263  AMAZON-02, US
 12479        7362       1713     145  UNI2-AS, ES
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4512        299     673  CABLEONE, US
 18403        4349        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4075       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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7362         7217  UNI2-AS, ES
 16509        9065         5802  AMAZON-02, US
  7545        5725         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4349         4324  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4075         3923  AKAMAI-ASN1, NL
 11492        4512         3839  CABLEONE, US
  7713        3597         3534  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    /16:13510   /17:8253    /18:13823   
/19:24991   /20:43926   /21:51103   /22:109833  /23:99182   /24:557813  
/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        5804       11771  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        2924        3456  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2604        3557  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2489  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2101        3538  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)
----------------------------------------------

   1:2218      2:1393      3:257       4:5         5:4556      6:136    
   7:6         8:1520      9:1        11:172      12:1513     13:375    
  14:2314     15:304      16:196      17:369      18:638      20:282    
  21:4        22:188      23:6386     24:2495     25:6        27:2582   
  29:19       31:2521     32:77       34:25       35:117      36:1987   
  37:4533     38:5185     39:870      40:146      41:4013     42:2100   
  43:2276     44:320      45:16505    46:4301     47:378      49:1799   
  50:1883     51:597      52:1598     54:395      55:965      56:8      
  57:124      58:1876     59:1165     60:1001     61:2528     62:2684   
  63:1914     64:5657     65:2335     66:4919     67:3028     68:1340   
  69:4141     70:1194     71:667      72:2958     74:2599     75:1565   
  76:622      77:2332     78:1837     79:2990     80:2111     81:1833   
  82:1475     83:1286     84:1548     85:3011     86:765      87:2001   
  88:1169     89:3861     90:618      91:7823     92:2062     93:2626   
  94:3516     95:4012     96:1298     97:321      98:1083     99:736    
 100:91      101:1317    102:2908    103:32077   104:4607    105:557    
 106:886     107:2678    108:1131    109:4218    110:2128    111:3130   
 112:2063    113:1747    114:1687    115:2038    116:1898    117:2432   
 118:2706    119:1998    120:1778    121:1140    122:2599    123:2169   
 124:1572    125:2536    128:1493    129:923     130:1040    131:1965   
 132:860     133:408     134:1794    135:306     136:912     137:1124   
 138:2650    139:1564    140:1163    141:1291    142:1512    143:1492   
 144:991     145:346     146:1951    147:1611    148:2462    149:2263   
 150:878     151:1232    152:1871    153:589     154:4886    155:1382   
 156:1949    157:1339    158:1085    159:2247    160:2598    161:1593   
 162:3537    163:1600    164:1707    165:1853    166:1067    167:1726   
 168:3732    169:908     170:4657    171:861     172:3710    173:2954   
 174:978     175:1192    176:3769    177:4444    178:3543    179:2128   
 180:2522    181:3520    182:3315    183:1991    184:2279    185:20540  
 186:4718    187:4176    188:4144    189:3804    190:9218    191:1445   
 192:10967   193:8953    194:7258    195:5202    196:3104    197:2466   
 198:6000    199:6123    200:7959    201:6030    202:10483   203:10154  
 204:4554    205:3699    206:4364    207:3481    208:4155    209:4934   
 210:4432    211:2475    212:4223    213:3426    214:1088    215:58     
 216:6696    217:2782    218:1296    219:467     220:2031    221:981    
 222:765     223:2143   

End of report


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