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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 17 21:13:17 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 17 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:                              927813
    Prefixes after maximum aggregation (per Origin AS):          352391
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453408
    Number of IPv4 prefixes with a valid ROA:                    420264
    Number of IPv4 prefixes with an invalid ROA:                   2336
    Number of IPv4 prefixes with no ROA:                         505213
Total ASes present in the Internet Routing Table:                 74791
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           64294
Origin ASes announcing only one prefix:                           26336
Transit ASes present in the Internet Routing Table:               10497
Transit-only ASes present in the Internet Routing Table:            462
Paths with bogon ASNs present in the IPv4 Routing Table:             95
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:                      1182
Number of 32-bit ASNs allocated by the RIRs:                      42637
Number of 32-bit ASNs visible in the Routing Table:               35078
Prefixes from 32-bit ASNs in the Routing Table:                  175355
Number of bogon 32-bit ASNs visible in the Routing Table:           318
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            571
Number of addresses announced to Internet:                   3054264832
    Equivalent to 182 /8s, 12 /16s and 98 /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:      308582

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

Prefixes being announced by APNIC Region ASes:                   244604
    Total APNIC prefixes after maximum aggregation:               70232
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          238269
    Unique aggregates announced from the APNIC address blocks:    98790
APNIC Region origin ASes present in the Internet Routing Table:   13609
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4051
APNIC Region transit ASes present in the Internet Routing Table:   1821
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:   8964
Number of APNIC addresses announced to Internet:              772442112
    Equivalent to 46 /8s, 10 /16s and 136 /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:                    272371
    Total ARIN prefixes after maximum aggregation:               123697
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275368
    Unique aggregates announced from the ARIN address blocks:    131688
ARIN Region origin ASes present in the Internet Routing Table:    19084
    ARIN Prefixes per ASN:                                        14.43
ARIN Region origin ASes announcing only one prefix:                6933
ARIN Region transit ASes present in the Internet Routing Table:    1920
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:              1278288896
    Equivalent to 76 /8s, 49 /16s and 36 /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:                    261088
    Total RIPE prefixes after maximum aggregation:               123307
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256848
    Unique aggregates announced from the RIPE address blocks:    160283
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:               12047
RIPE Region transit ASes present in the Internet Routing Table:    3900
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:   11321
Number of RIPE addresses announced to Internet:               716948992
    Equivalent to 42 /8s, 187 /16s and 198 /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:                  118653
    Total LACNIC prefixes after maximum aggregation:              28467
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         117612
    Unique aggregates announced from the LACNIC address blocks:   49282
LACNIC Region origin ASes present in the Internet Routing Table:  11028
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2685
LACNIC Region transit ASes present in the Internet Routing Table:  2324
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:  8844
Number of LACNIC addresses announced to Internet:             178400256
    Equivalent to 10 /8s, 162 /16s and 44 /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:                  30017
    Total AfriNIC prefixes after maximum aggregation:              5961
    AfriNIC Deaggregation factor:                                  5.04
Prefixes being announced from the AfriNIC address blocks:         39144
    Unique aggregates announced from the AfriNIC address blocks:  12886
AfriNIC Region origin ASes present in the Internet Routing Table:  1789
    AfriNIC Prefixes per ASN:                                     21.88
AfriNIC Region origin ASes announcing only one prefix:              620
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1130
Number of AfriNIC addresses announced to Internet:            107738880
    Equivalent to 6 /8s, 107 /16s and 247 /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        4282        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3564       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3308       1819      91  VNPT-AS-VN VNPT Corp, VN
  9498        3150        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2947       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2911       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2514        849     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        9078      10993    3243  AMAZON-02, US
 11492        4521        300     682  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3543       3055     299  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3539       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        3015       1442    2283  AKAMAI-AS, US
   367        2964       3828    1397  DNIC-ASBLK-00306-00371, US
396982        2698       3597     392  GOOGLE-CLOUD-PLATFORM, US
 30036        2500        358     362  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        3451        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2969       2298     917  ROSTELECOM-AS, RU
  9009        2730        255    1393  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1482         99    1150  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     595  UNINET, MX
 10620        3541        506     850  Telmex Colombia S.A., CO
 13999        2396        333     624  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        1295        764     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1123        182     425  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      21  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        1612        393      19  LINKdotNET-AS, EG
 24835        1531        549      28  RAYA-AS, EG
 36992        1358       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         919        520      35  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         521         55      49  WANANCHI-, KE
 37342         490         32       1  MOVITEL, MZ
 24757         482         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       11813       3367     595  UNINET, MX
  9808        9487       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9078      10993    3243  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     682  CABLEONE, US
 18403        4282        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        9078         5835  AMAZON-02, US
  7545        5727         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4282         4257  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4076         3924  AKAMAI-ASN1, NL
 11492        4521         3839  CABLEONE, US
  7713        3564         3501  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      /11:101     /12:297     
/13:578     /14:1194    /15:2096    /16:13483   /17:8255    /18:13834   
/19:24998   /20:43907   /21:51134   /22:109996  /23:99024   /24:558846  
/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        5849       11813  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3433        4521  CABLEONE, US
  6327        3350        3539  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2924        3451  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2594        3543  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2500  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2104        3541  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)
----------------------------------------------

   1:2202      2:1427      3:263       4:5         5:4511      6:135    
   7:6         8:1519      9:1        11:172      12:1518     13:364    
  14:2317     15:303      16:196      17:368      18:643      20:286    
  21:4        22:188      23:6373     24:2498     25:2        27:2593   
  29:19       31:2524     32:76       34:26       35:117      36:1978   
  37:4523     38:5230     39:870      40:146      41:4023     42:2084   
  43:2287     44:319      45:16616    46:4293     47:373      49:1817   
  50:1886     51:597      52:1595     54:396      55:959      56:5      
  57:124      58:1879     59:1167     60:1002     61:2523     62:2677   
  63:1917     64:5659     65:2351     66:4926     67:3028     68:1342   
  69:4147     70:1193     71:671      72:2956     74:2602     75:1561   
  76:623      77:2297     78:1823     79:2986     80:2109     81:1807   
  82:1471     83:1289     84:1529     85:3052     86:764      87:2001   
  88:1171     89:3859     90:621      91:7822     92:2060     93:2620   
  94:3523     95:4025     96:1298     97:316      98:1083     99:736    
 100:91      101:1319    102:2923    103:32078   104:4619    105:560    
 106:891     107:2683    108:1131    109:4229    110:2124    111:3127   
 112:2063    113:1751    114:1697    115:2036    116:1883    117:2457   
 118:2698    119:1990    120:1780    121:1159    122:2604    123:2167   
 124:1569    125:2534    128:1492    129:926     130:1046    131:1970   
 132:867     133:408     134:1795    135:305     136:974     137:1122   
 138:2655    139:1575    140:1184    141:1303    142:1513    143:1544   
 144:1005    145:348     146:1955    147:1595    148:2472    149:2263   
 150:881     151:1233    152:1871    153:589     154:5207    155:1385   
 156:1948    157:1340    158:1081    159:2248    160:2585    161:1589   
 162:3540    163:1610    164:1702    165:1858    166:1080    167:1737   
 168:3742    169:898     170:4652    171:878     172:3736    173:2961   
 174:979     175:1191    176:3777    177:4501    178:3510    179:2153   
 180:2553    181:3519    182:3316    183:1980    184:2290    185:20570  
 186:4690    187:4184    188:4164    189:3846    190:9219    191:1383   
 192:10973   193:8960    194:7300    195:5213    196:3112    197:2475   
 198:6016    199:6134    200:7945    201:6028    202:10479   203:10143  
 204:4563    205:3687    206:4368    207:3491    208:4155    209:4942   
 210:4434    211:2475    212:4250    213:3431    214:1116    215:58     
 216:6704    217:2787    218:1297    219:467     220:2034    221:985    
 222:760     223:2145   

End of report


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