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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 24 21:13:23 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 24 Aug, 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:                              926150
    Prefixes after maximum aggregation (per Origin AS):          351479
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452695
    Number of IPv4 prefixes with a valid ROA:                    418425
    Number of IPv4 prefixes with an invalid ROA:                   2221
    Number of IPv4 prefixes with no ROA:                         505504
Total ASes present in the Internet Routing Table:                 74728
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64221
Origin ASes announcing only one prefix:                           26339
Transit ASes present in the Internet Routing Table:               10507
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             58
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:              1024
    Number of instances of unregistered ASNs:                      1045
Number of 32-bit ASNs allocated by the RIRs:                      42500
Number of 32-bit ASNs visible in the Routing Table:               34992
Prefixes from 32-bit ASNs in the Routing Table:                  174447
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            557
Number of addresses announced to Internet:                   3055720192
    Equivalent to 182 /8s, 34 /16s and 151 /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:      308363

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

Prefixes being announced by APNIC Region ASes:                   244696
    Total APNIC prefixes after maximum aggregation:               69841
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238432
    Unique aggregates announced from the APNIC address blocks:    98820
APNIC Region origin ASes present in the Internet Routing Table:   13566
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4018
APNIC Region transit ASes present in the Internet Routing Table:   1813
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8912
Number of APNIC addresses announced to Internet:              772953344
    Equivalent to 46 /8s, 18 /16s and 85 /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:                    271675
    Total ARIN prefixes after maximum aggregation:               123683
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273806
    Unique aggregates announced from the ARIN address blocks:    130989
ARIN Region origin ASes present in the Internet Routing Table:    19092
    ARIN Prefixes per ASN:                                        14.34
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1938
Average ARIN Region AS path length visible:                         4.1
    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:              1279512832
    Equivalent to 76 /8s, 67 /16s and 209 /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:                    260451
    Total RIPE prefixes after maximum aggregation:               122687
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257161
    Unique aggregates announced from the RIPE address blocks:    159942
RIPE Region origin ASes present in the Internet Routing Table:    28399
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12037
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:   11297
Number of RIPE addresses announced to Internet:               716409600
    Equivalent to 42 /8s, 179 /16s and 139 /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:                  118492
    Total LACNIC prefixes after maximum aggregation:              28624
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117516
    Unique aggregates announced from the LACNIC address blocks:   49670
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:              2703
LACNIC Region transit ASes present in the Internet Routing Table:  2326
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8838
Number of LACNIC addresses announced to Internet:             178593280
    Equivalent to 10 /8s, 165 /16s and 30 /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:                  29812
    Total AfriNIC prefixes after maximum aggregation:              5928
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         38677
    Unique aggregates announced from the AfriNIC address blocks:  12808
AfriNIC Region origin ASes present in the Internet Routing Table:  1781
    AfriNIC Prefixes per ASN:                                     21.72
AfriNIC Region origin ASes announcing only one prefix:              616
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:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1125
Number of AfriNIC addresses announced to Internet:            107785728
    Equivalent to 6 /8s, 108 /16s and 174 /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        9526       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5700        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3336       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3105        498     250  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2937       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2936       1331      21  VIETEL-AS-AP Viettel Group, VN
 24560        2489        847     403  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11270     588  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        8789      10939    3255  AMAZON-02, US
 11492        4528        300     627  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3572       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3081       1492    2319  AKAMAI-AS, US
   367        2980       3826    1405  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2500        358     379  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        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4080       3398     154  AKAMAI-ASN1, NL
  8551        3462        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2972       2298     919  ROSTELECOM-AS, RU
  9009        2674        248    1378  M247, RO
 34984        2330        362     595  TELLCOM-AS, TR
 58224        1766        923     540  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1515        101    1178  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       11646       3357     604  UNINET, MX
 10620        3534        506     848  Telmex Colombia S.A., CO
 13999        2448        365     643  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1289        757     188  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1116        181     435  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1035       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        1594        393      19  LINKdotNET-AS, EG
 24835        1474        497      26  RAYA-AS, EG
 36992        1338       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         775        520      36  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 24757         475         73       5  EthioNet-AS, ET
 37342         467         32       1  MOVITEL, MZ
 15399         440         54      48  WANANCHI-, KE

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       11646       3357     604  UNINET, MX
  9808        9526       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8789      10939    3255  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5700        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4528        300     627  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4080       3398     154  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        9526         9486  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8789         5534  AMAZON-02, US
  7545        5700         5014  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4080         3926  AKAMAI-ASN1, NL
 11492        4528         3901  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
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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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     /12:298     
/13:579     /14:1194    /15:2098    /16:13513   /17:8250    /18:13817   
/19:24998   /20:43946   /21:51206   /22:109736  /23:99062   /24:557281  
/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        6429        7343  UNI2-AS, ES
  8151        5688       11646  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3438        4528  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2616        3572  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2157        2500  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2097        3534  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)
----------------------------------------------

   1:2224      2:1380      3:224       4:5         5:4549      6:138    
   7:6         8:1528      9:1        11:172      12:1506     13:367    
  14:2308     15:301      16:196      17:371      18:601      20:280    
  21:4        22:188      23:6378     24:2494     25:6        27:2551   
  29:19       31:2529     32:78       34:25       35:117      36:1992   
  37:4608     38:5138     39:864      40:147      41:3968     42:2090   
  43:2297     44:321      45:16607    46:4259     47:384      49:1791   
  50:1863     51:595      52:1596     54:391      55:940      56:8      
  57:122      58:1867     59:1159     60:996      61:2500     62:2660   
  63:1920     64:5581     65:2328     66:4949     67:3016     68:1337   
  69:4135     70:1193     71:665      72:2955     74:2616     75:1561   
  76:622      77:2442     78:1836     79:2987     80:2115     81:1820   
  82:1459     83:1278     84:1531     85:2979     86:751      87:1988   
  88:1176     89:3830     90:616      91:7807     92:2064     93:2603   
  94:3531     95:4010     96:1295     97:317      98:1079     99:734    
 100:91      101:1318    102:2952    103:32082   104:4585    105:550    
 106:881     107:2586    108:1126    109:4255    110:2110    111:3129   
 112:2074    113:1740    114:1677    115:2036    116:1905    117:2453   
 118:2700    119:1998    120:1792    121:1129    122:2592    123:2158   
 124:1569    125:2507    128:1489    129:1045    130:1038    131:1960   
 132:855     133:420     134:1793    135:306     136:912     137:1123   
 138:2658    139:1573    140:1236    141:1286    142:1484    143:1493   
 144:986     145:341     146:1961    147:1611    148:2450    149:2134   
 150:872     151:1221    152:1862    153:582     154:4828    155:1388   
 156:1937    157:1321    158:1085    159:2237    160:2611    161:1595   
 162:3526    163:1598    164:1712    165:1847    166:979     167:1734   
 168:3856    169:911     170:4599    171:856     172:3669    173:2980   
 174:987     175:1196    176:3786    177:4493    178:3538    179:2114   
 180:2523    181:3452    182:3411    183:1998    184:2287    185:20527  
 186:4783    187:4095    188:4149    189:3763    190:9271    191:1338   
 192:10921   193:8934    194:7309    195:5193    196:3121    197:2454   
 198:6012    199:6079    200:7940    201:6049    202:10503   203:10181  
 204:4546    205:3653    206:4329    207:3475    208:4137    209:4931   
 210:4419    211:2479    212:4240    213:3597    214:1094    215:59     
 216:6655    217:2779    218:1297    219:471     220:2033    221:979    
 222:759     223:2152   

End of report


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