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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Apr 6 21:13:48 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sun 06 Apr, 2025

  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:                              978077
    Prefixes after maximum aggregation (per Origin AS):          375179
    Deaggregation factor:                                          2.61
    Unique aggregates announced (without unneeded subnets):      476465
    Number of IPv4 prefixes with a valid ROA:                    538559
    Number of IPv4 prefixes with an invalid ROA:                    138
    Number of IPv4 prefixes with no ROA:                         439379
Total ASes present in the Internet Routing Table:                 76720
    Prefixes per ASN:                                             12.75
Origin-only ASes present in the Internet Routing Table:           65791
Origin ASes announcing only one prefix:                           26911
Transit ASes present in the Internet Routing Table:               10929
Transit-only ASes present in the Internet Routing Table:            541
Paths with bogon ASNs present in the IPv4 Routing Table:             20
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1044
    Number of instances of unregistered ASNs:                      1049
Number of 32-bit ASNs allocated by the RIRs:                      46166
Number of 32-bit ASNs visible in the Routing Table:               38048
Prefixes from 32-bit ASNs in the Routing Table:                  200414
Number of bogon 32-bit ASNs visible in the Routing Table:            28
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            460
Number of addresses announced to Internet:                   3107268352
    Equivalent to 185 /8s, 53 /16s and 39 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      320974

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

Prefixes being announced by APNIC Region ASes:                   255739
    Total APNIC prefixes after maximum aggregation:               76436
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          247416
    Unique aggregates announced from the APNIC address blocks:   102647
APNIC Region origin ASes present in the Internet Routing Table:   14559
    APNIC Prefixes per ASN:                                       16.99
APNIC Region origin ASes announcing only one prefix:               4451
APNIC Region transit ASes present in the Internet Routing Table:   1956
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10068
Number of APNIC addresses announced to Internet:              748519680
    Equivalent to 44 /8s, 157 /16s and 129 /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, 131072-155961
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:                    289192
    Total ARIN prefixes after maximum aggregation:               128906
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           290290
    Unique aggregates announced from the ARIN address blocks:    137325
ARIN Region origin ASes present in the Internet Routing Table:    19242
    ARIN Prefixes per ASN:                                        15.09
ARIN Region origin ASes announcing only one prefix:                7046
ARIN Region transit ASes present in the Internet Routing Table:    1973
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5177
Number of ARIN addresses announced to Internet:              1349901568
    Equivalent to 80 /8s, 117 /16s and 221 /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, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    273491
    Total RIPE prefixes after maximum aggregation:               133253
    RIPE Deaggregation factor:                                     2.05
Prefixes being announced from the RIPE address blocks:           271407
    Unique aggregates announced from the RIPE address blocks:    173622
RIPE Region origin ASes present in the Internet Routing Table:    28881
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3972
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12363
Number of RIPE addresses announced to Internet:               731867648
    Equivalent to 43 /8s, 159 /16s and 106 /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,
                        53/8,  57/8,  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:                  123408
    Total LACNIC prefixes after maximum aggregation:              29231
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         120086
    Unique aggregates announced from the LACNIC address blocks:   48856
LACNIC Region origin ASes present in the Internet Routing Table:  11221
    LACNIC Prefixes per ASN:                                      10.70
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2449
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9169
Number of LACNIC addresses announced to Internet:             171677440
    Equivalent to 10 /8s, 59 /16s and 151 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  35203
    Total AfriNIC prefixes after maximum aggregation:              6720
    AfriNIC Deaggregation factor:                                  5.24
Prefixes being announced from the AfriNIC address blocks:         48417
    Unique aggregates announced from the AfriNIC address blocks:  13623
AfriNIC Region origin ASes present in the Internet Routing Table:  1905
    AfriNIC Prefixes per ASN:                                     25.42
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1271
Number of AfriNIC addresses announced to Internet:            105066752
    Equivalent to 6 /8s, 67 /16s and 49 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10310       8753      89  CHINAMOBILE-CN China Mobile Communication
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4208        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3260       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2847        849     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2156      11520     621  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       13011      39642    3953  AMAZON-02, US
 11492        4686        311     585  CABLEONE, US
  7155        3828        286      85  VIASAT-SP-BACKBONE, US
 22773        3626       3054     222  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3621       1320      81  SHAW, CA
   174        3609       8766     959  COGENT-174, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3115       1311    2252  AKAMAI-AS, US
396982        2949       3649     466  GOOGLE-CLOUD-PLATFORM, US
 36352        2617        216     798  AS-COLOCROSSING, 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        7713       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4019       3395     129  AKAMAI-ASN1, NL
  9009        3768        326    1962  M247, RO
 12389        3072       2303     895  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2083        148    1534  CDNEXT, GB
  8452        1617       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1492         98     750  CLOUVIDER Clouvider - Global ASN, GB

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       11921       3244     584  UNINET, MX
 10620        3526        487     971  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1356       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1194        371      22  Telefonica del Peru S.A.A., PE
 11664        1175        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1050         70     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1043        374     163  Axtel, S.A.B. de C.V., MX

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
 24835        1703        599      30  RAYA-AS, EG
 24863        1632        389      16  LINKdotNET-AS, EG
 29571        1571        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 20011         981        185     285  INTERNET-SOLUTIONS, ZA
 37069         915       1083      15  MOBINIL, EG
  6713         561       1861      35  IAM-AS, MA
 36914         543         82       3  KENET-AS, 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
 16509       13011      39642    3953  AMAZON-02, US
  8151       11921       3244     584  UNINET, MX
  9808       10310       8753      89  CHINAMOBILE-CN China Mobile Communication
 12479        7713       1714     145  UNI2-AS, ES
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4686        311     585  CABLEONE, US
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4208        347      25  FPT-AS-AP FPT Telecom Company, VN
 20940        4019       3395     129  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
  8151       11921        11337  UNINET, MX
  9808       10310        10221  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
  7545        6215         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4208         4183  FPT-AS-AP FPT Telecom Company, VN
 11492        4686         4101  CABLEONE, US
  9498        4218         3944  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4019         3890  AKAMAI-ASN1, NL
  7552        3916         3890  VIETEL-AS-AP Viettel Group, VN

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
    212032  UNALLOCATED  5.59.105.0/24            35168  TNS-PLUS-CORE, KZ
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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       /9:16      /10:41      /11:93      /12:302     
/13:582     /14:1227    /15:2165    /16:13932   /17:8297    /18:13757   
/19:24636   /20:43717   /21:51763   /22:112097  /23:101504  /24:603931  
/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        6638        7713  UNI2-AS, ES
  8151        6125       11921  UNINET, MX
 11492        3531        4686  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3621  SHAW, CA
  7155        2787        3828  VIASAT-SP-BACKBONE, US
 22773        2744        3626  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2339       13011  AMAZON-02, US
 30036        2222        2564  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3526  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)
----------------------------------------------

   1:2328      2:1548      3:613       4:10        5:4611      6:162    
   7:6         8:1546      9:1        11:172      12:1372     13:351    
  14:2508     15:352      16:279      17:362      18:918      20:471    
  21:4        22:188      23:7376     24:2832     25:2        27:2737   
  29:19       31:3221     32:37       34:80       35:207      36:2398   
  37:4682     38:8913     39:899      40:154      41:4190     42:1896   
  43:2561     44:362      45:18469    46:4962     47:289      49:1956   
  50:1898     51:590      52:1551     54:301      55:877      56:11     
  57:252      58:2198     59:1214     60:1171     61:2780     62:2895   
  63:1841     64:5502     65:2123     66:4656     67:3061     68:1142   
  69:3985     70:1124     71:620      72:2840     74:2805     75:1610   
  76:612      77:2707     78:1896     79:1733     80:2195     81:2026   
  82:3125     83:1420     84:1840     85:3402     86:1042     87:2158   
  88:1313     89:4324     90:775      91:8312     92:2799     93:2875   
  94:4050     95:4312     96:1434     97:312      98:1023     99:641    
 100:71      101:1139    102:3736    103:32213   104:4802    105:751    
 106:989     107:2634    108:1202    109:4103    110:2227    111:3309   
 112:2038    113:1801    114:1963    115:2170    116:2032    117:2748   
 118:2888    119:1957    120:1872    121:1367    122:2751    123:2179   
 124:1565    125:2855    126:88      128:1605    129:960     130:1284   
 131:1899    132:783     133:451     134:1516    135:331     136:1301   
 137:1299    138:2876    139:1617    140:1570    141:1482    142:1833   
 143:1651    144:1054    145:516     146:2163    147:2102    148:2642   
 149:2897    150:1243    151:1742    152:2103    153:571     154:7899   
 155:1629    156:3190    157:1902    158:1270    159:2432    160:3557   
 161:1899    162:3709    163:1990    164:1696    165:2205    166:1440   
 167:1874    168:4037    169:792     170:5081    171:1005    172:4485   
 173:3227    174:918     175:1293    176:3725    177:4676    178:3784   
 179:2304    180:2587    181:4044    182:3371    183:2023    184:2159   
 185:21529   186:5096    187:4411    188:4196    189:4163    190:9623   
 191:1462    192:11209   193:9422    194:7787    195:5533    196:3293   
 197:3682    198:6176    199:8422    200:8182    201:6292    202:10392  
 203:10606   204:4556    205:3681    206:4625    207:3560    208:4210   
 209:5191    210:4566    211:2539    212:4510    213:3771    214:1049   
 215:48      216:6595    217:3094    218:1331    219:375     220:2090   
 221:1072    222:712     223:2319   

End of report


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