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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 31 22:43:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 31 Aug, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1005595
    Prefixes after maximum aggregation (per Origin AS):          369552
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466475
Total ASes present in the Internet Routing Table:                 76241
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65487
Origin ASes announcing only one prefix:                           26144
Transit ASes present in the Internet Routing Table:               10754
Transit-only ASes present in the Internet Routing Table:            528
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1085
Number of 32-bit ASNs allocated by the RIRs:                      45282
Number of 32-bit ASNs visible in the Routing Table:               37050
Prefixes from 32-bit ASNs in the Routing Table:                  202827
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            651
Number of addresses announced to Internet:                   3036903876
    Equivalent to 181 /8s, 3 /16s and 121 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341974

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

Prefixes being announced by APNIC Region ASes:                   259742
    Total APNIC prefixes after maximum aggregation:               75440
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251569
    Unique aggregates announced from the APNIC address blocks:   100791
APNIC Region origin ASes present in the Internet Routing Table:   14332
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4349
APNIC Region transit ASes present in the Internet Routing Table:   1897
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9754
Number of APNIC addresses announced to Internet:              762108480
    Equivalent to 45 /8s, 108 /16s and 218 /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:                    289303
    Total ARIN prefixes after maximum aggregation:               127174
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292972
    Unique aggregates announced from the ARIN address blocks:    134736
ARIN Region origin ASes present in the Internet Routing Table:    19185
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1958
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:    4995
Number of ARIN addresses announced to Internet:              1267175490
    Equivalent to 75 /8s, 135 /16s and 144 /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,  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:                    282622
    Total RIPE prefixes after maximum aggregation:               130564
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278439
    Unique aggregates announced from the RIPE address blocks:    166360
RIPE Region origin ASes present in the Internet Routing Table:    28759
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3905
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11992
Number of RIPE addresses announced to Internet:               723903010
    Equivalent to 43 /8s, 37 /16s and 226 /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:                  137007
    Total LACNIC prefixes after maximum aggregation:              29187
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         135006
    Unique aggregates announced from the LACNIC address blocks:   49834
LACNIC Region origin ASes present in the Internet Routing Table:  11158
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2151
LACNIC Region transit ASes present in the Internet Routing Table:  2474
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9063
Number of LACNIC addresses announced to Internet:             177306656
    Equivalent to 10 /8s, 145 /16s and 124 /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:                  35846
    Total AfriNIC prefixes after maximum aggregation:              6506
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         46957
    Unique aggregates announced from the AfriNIC address blocks:  14218
AfriNIC Region origin ASes present in the Internet Routing Table:  1880
    AfriNIC Prefixes per ASN:                                     24.98
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1246
Number of AfriNIC addresses announced to Internet:            106030848
    Equivalent to 6 /8s, 81 /16s and 231 /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        9903       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5701        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4287        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3939       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3258       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2790        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     194  TATACOMM-AS TATA Communications formerly 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10627      11798    3767  AMAZON-02, US
   174        5780       8780     902  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3426       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3244      54889    2496  DNIC-AS-00749, US
 16625        3130       1302    2171  AKAMAI-AS, US
  7018        2944      23674    1852  ATT-INTERNET4, US
396982        2793       3568     422  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9282       1245    1874  TTNET, TR
 12479        7691       1708     145  UNI2-AS, ES
 39891        4475        269      56  ALJAWWALSTC-AS, SA
 20940        3890       3396     142  AKAMAI-ASN1, NL
  9009        3664        312    1848  M247, RO
 12389        2936       2299     884  ROSTELECOM-AS, RU
 34984        2375        362     577  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1794        128    1322  CDNEXT, GB
  8551        1786        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12099       3300     616  UNINET, MX
 10620        3540        494     933  Telmex Colombia S.A., CO
 13999        2515        353     675  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        774     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1074        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1622        593      29  RAYA-AS, EG
 24863        1610        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         955        523      48  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         535         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12099       3300     616  UNINET, MX
 16509       10627      11798    3767  AMAZON-02, US
  9808        9903       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7691       1708     145  UNI2-AS, ES
   174        5780       8780     902  COGENT-174, US
  7545        5701        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     547  CABLEONE, US
 39891        4475        269      56  ALJAWWALSTC-AS, SA

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9903         9826  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7691         7546  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10627         6860  AMAZON-02, US
  7545        5701         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018         4944  ERX-CERNET-BKB China Education and Research Net
   174        5780         4878  COGENT-174, US
 39891        4475         4419  ALJAWWALSTC-AS, SA
 18403        4287         4264  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4082  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     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/OIX/data-badAS

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

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

Complete listing at https://bgp.nsrc.org/REN/OIX/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      /10:37      /11:93      /12:296     
/13:582     /14:1193    /15:2126    /16:13347   /17:8378    /18:14161   
/19:25254   /20:45374   /21:54153   /22:114758  /23:107559  /24:613221  
/25:656     /26:648     /27:1184    /28:295     /29:519     /30:503     
/31:345     /32:880     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6750        7691  UNI2-AS, ES
  8151        6191       12099  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3297        4475  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2558        3426  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2169        3540  Telmex Colombia S.A., CO
 30036        2167        2508  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2327      2:1706      3:451       4:22        5:4741      6:162    
   7:6         8:1615      9:2        11:172      12:1433     13:362    
  14:2405     15:327      16:259      17:365      18:874      20:419    
  21:4        22:188      23:6911     24:3077     25:2        27:2687   
  29:19       31:2752     32:63       34:69       35:141      36:2376   
  37:4633     38:9756     39:920      40:150      41:4625     42:1993   
  43:2465     44:332      45:19032    46:4739     47:300      49:2011   
  50:1879     51:577      52:1611     54:318      55:955      56:8      
  57:224      58:2242     59:1275     60:1063     61:2948     62:2885   
  63:1889     64:5615     65:2326     66:4788     67:3089     68:1356   
  69:4059     70:1334     71:573      72:2938     74:2721     75:1600   
  76:625      77:2684     78:4202     79:1808     80:2236     81:2189   
  82:1741     83:1412     84:1762     85:4106     86:973      87:2349   
  88:3173     89:4400     90:693      91:8344     92:2458     93:2755   
  94:3848     95:5502     96:1278     97:325      98:1069     99:735    
 100:73      101:1178    102:3982    103:32527   104:4583    105:2120   
 106:989     107:2398    108:1179    109:4127    110:2147    111:3312   
 112:2076    113:1826    114:1874    115:2180    116:1996    117:2680   
 118:2881    119:2017    120:1834    121:1442    122:2710    123:2210   
 124:1674    125:2870    126:64      128:1475    129:1020    130:1249   
 131:2058    132:942     133:428     134:1519    135:353     136:1201   
 137:1113    138:3242    139:1541    140:1463    141:1458    142:1733   
 143:1772    144:1034    145:371     146:2157    147:2037    148:2576   
 149:2885    150:1078    151:1357    152:2131    153:571     154:6826   
 155:1437    156:2476    157:1841    158:1184    159:2439    160:3167   
 161:1728    162:3581    163:1762    164:1742    165:2189    166:1310   
 167:1889    168:4382    169:836     170:5471    171:1059    172:3939   
 173:3113    174:905     175:1259    176:3577    177:6308    178:3734   
 179:2657    180:2504    181:4013    182:3340    183:2019    184:2280   
 185:21319   186:5643    187:5013    188:4312    189:4591    190:9784   
 191:2096    192:11121   193:9299    194:7622    195:5504    196:3387   
 197:3111    198:6095    199:8111    200:8703    201:6631    202:10764  
 203:10583   204:4638    205:3727    206:4577    207:3706    208:4234   
 209:5176    210:4844    211:2663    212:4495    213:3802    214:1063   
 215:49      216:6836    217:3038    218:1421    219:550     220:2031   
 221:1049    222:873     223:2247   

End of report


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