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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 14 21:13:39 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 14 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:                              927654
    Prefixes after maximum aggregation (per Origin AS):          352302
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453356
    Number of IPv4 prefixes with a valid ROA:                    419979
    Number of IPv4 prefixes with an invalid ROA:                   2322
    Number of IPv4 prefixes with no ROA:                         505353
Total ASes present in the Internet Routing Table:                 74781
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64294
Origin ASes announcing only one prefix:                           26340
Transit ASes present in the Internet Routing Table:               10487
Transit-only ASes present in the Internet Routing Table:            456
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:              1083
    Number of instances of unregistered ASNs:                      1108
Number of 32-bit ASNs allocated by the RIRs:                      42602
Number of 32-bit ASNs visible in the Routing Table:               35072
Prefixes from 32-bit ASNs in the Routing Table:                  175215
Number of bogon 32-bit ASNs visible in the Routing Table:           127
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            592
Number of addresses announced to Internet:                   3055290368
    Equivalent to 182 /8s, 28 /16s and 8 /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:      308482

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

Prefixes being announced by APNIC Region ASes:                   244808
    Total APNIC prefixes after maximum aggregation:               70202
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238475
    Unique aggregates announced from the APNIC address blocks:    98769
APNIC Region origin ASes present in the Internet Routing Table:   13599
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4034
APNIC Region transit ASes present in the Internet Routing Table:   1816
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8951
Number of APNIC addresses announced to Internet:              772501248
    Equivalent to 46 /8s, 11 /16s and 111 /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:                    272201
    Total ARIN prefixes after maximum aggregation:               123653
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275162
    Unique aggregates announced from the ARIN address blocks:    131671
ARIN Region origin ASes present in the Internet Routing Table:    19079
    ARIN Prefixes per ASN:                                        14.42
ARIN Region origin ASes announcing only one prefix:                6937
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:    4818
Number of ARIN addresses announced to Internet:              1279285504
    Equivalent to 76 /8s, 64 /16s and 89 /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:                    261021
    Total RIPE prefixes after maximum aggregation:               123277
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256828
    Unique aggregates announced from the RIPE address blocks:    160272
RIPE Region origin ASes present in the Internet Routing Table:    28404
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3907
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:   11326
Number of RIPE addresses announced to Internet:               716902656
    Equivalent to 42 /8s, 187 /16s and 17 /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:                  118545
    Total LACNIC prefixes after maximum aggregation:              28482
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117499
    Unique aggregates announced from the LACNIC address blocks:   49283
LACNIC Region origin ASes present in the Internet Routing Table:  11041
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2705
LACNIC Region transit ASes present in the Internet Routing Table:  2315
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:  8848
Number of LACNIC addresses announced to Internet:             178425600
    Equivalent to 10 /8s, 162 /16s and 143 /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:                  29996
    Total AfriNIC prefixes after maximum aggregation:              5949
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39097
    Unique aggregates announced from the AfriNIC address blocks:  12870
AfriNIC Region origin ASes present in the Internet Routing Table:  1786
    AfriNIC Prefixes per ASN:                                     21.89
AfriNIC Region origin ASes announcing only one prefix:              618
AfriNIC Region transit ASes present in the Internet Routing Table:  334
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: 1129
Number of AfriNIC addresses announced to Internet:            107721216
    Equivalent to 6 /8s, 107 /16s and 178 /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        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5727        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4313        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3593       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3308       1819      91  VNPT-AS-VN VNPT Corp, VN
  9498        3149        498     250  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2929       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2512        849     394  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        9108      11000    3228  AMAZON-02, US
 11492        4521        300     673  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3550       3072     302  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3537       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        3000       1440    2274  AKAMAI-AS, US
   367        2974       3830    1397  DNIC-ASBLK-00306-00371, US
396982        2698       3597     392  GOOGLE-CLOUD-PLATFORM, US
 30036        2499        357     359  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        7390       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4076       3398     152  AKAMAI-ASN1, NL
  8551        3450        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2732        254    1392  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1485         99    1153  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       11813       3367     596  UNINET, MX
 10620        3540        506     849  Telmex Colombia S.A., CO
 13999        2392        333     622  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1325       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        1123        182     425  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        1608        393      19  LINKdotNET-AS, EG
 24835        1533        549      28  RAYA-AS, EG
 36992        1348       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         920        520      35  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         522         55      49  WANANCHI-, KE
 24757         482         73       5  EthioNet-AS, ET
 37342         474         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       11813       3367     596  UNINET, MX
  9808        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9108      11000    3228  AMAZON-02, US
 12479        7390       1713     145  UNI2-AS, ES
  7545        5727        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4521        300     673  CABLEONE, US
 18403        4313        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4076       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        9487         9446  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7390         7245  UNI2-AS, ES
 16509        9108         5880  AMAZON-02, US
  7545        5727         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4313         4288  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4076         3924  AKAMAI-ASN1, NL
 11492        4521         3848  CABLEONE, US
  7713        3593         3530  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
23.189.192.0/24      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      /10:39      /11:102     /12:297     
/13:578     /14:1194    /15:2099    /16:13516   /17:8251    /18:13824   
/19:24999   /20:43908   /21:51133   /22:109917  /23:99127   /24:558639  
/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        6476        7390  UNI2-AS, ES
  8151        5844       11813  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3433        4521  CABLEONE, US
  6327        3348        3537  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2923        3450  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2597        3550  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2103        3540  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)
----------------------------------------------

   1:2210      2:1425      3:263       4:5         5:4521      6:135    
   7:6         8:1517      9:1        11:172      12:1518     13:367    
  14:2317     15:302      16:197      17:366      18:645      20:286    
  21:4        22:188      23:6367     24:2497     25:2        27:2592   
  29:19       31:2524     32:77       34:26       35:117      36:1987   
  37:4532     38:5232     39:870      40:146      41:4015     42:2090   
  43:2293     44:319      45:16585    46:4291     47:374      49:1818   
  50:1889     51:597      52:1596     54:396      55:959      56:8      
  57:124      58:1880     59:1167     60:1002     61:2527     62:2678   
  63:1913     64:5647     65:2352     66:4929     67:3028     68:1342   
  69:4147     70:1192     71:671      72:2959     74:2601     75:1562   
  76:623      77:2299     78:1835     79:2987     80:2111     81:1796   
  82:1473     83:1289     84:1538     85:3056     86:766      87:2002   
  88:1170     89:3868     90:621      91:7823     92:2065     93:2621   
  94:3520     95:4009     96:1298     97:321      98:1084     99:736    
 100:91      101:1319    102:2910    103:32132   104:4615    105:561    
 106:891     107:2673    108:1130    109:4220    110:2128    111:3137   
 112:2067    113:1751    114:1694    115:2038    116:1881    117:2456   
 118:2704    119:1998    120:1780    121:1161    122:2604    123:2170   
 124:1573    125:2533    128:1484    129:925     130:1048    131:1968   
 132:867     133:408     134:1797    135:305     136:910     137:1125   
 138:2649    139:1571    140:1181    141:1302    142:1515    143:1516   
 144:1008    145:348     146:1956    147:1598    148:2469    149:2265   
 150:882     151:1232    152:1868    153:589     154:5198    155:1388   
 156:1944    157:1338    158:1078    159:2247    160:2586    161:1589   
 162:3538    163:1601    164:1704    165:1858    166:1074    167:1736   
 168:3740    169:901     170:4658    171:884     172:3711    173:2962   
 174:978     175:1195    176:3778    177:4460    178:3512    179:2145   
 180:2549    181:3522    182:3312    183:1985    184:2284    185:20578  
 186:4670    187:4182    188:4161    189:3833    190:9201    191:1380   
 192:10976   193:8970    194:7302    195:5204    196:3121    197:2471   
 198:6001    199:6124    200:7943    201:6037    202:10468   203:10143  
 204:4559    205:3699    206:4372    207:3482    208:4163    209:4941   
 210:4437    211:2476    212:4243    213:3425    214:1089    215:58     
 216:6709    217:2781    218:1297    219:467     220:2034    221:985    
 222:760     223:2144   

End of report


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