[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 25 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 25 Aug, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              241822
    Prefixes after maximum aggregation (per Origin AS):          109329
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      129824
    Number of IPv4 prefixes with a valid ROA:                     98734
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         143062
Total ASes present in the Internet Routing Table:                 20446
    Prefixes per ASN:                                             11.83
Origin-only ASes present in the Internet Routing Table:           17576
Origin ASes announcing only one prefix:                            7928
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            724
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               327
    Number of instances of unregistered ASNs:                       328
Number of 32-bit ASNs allocated by the RIRs:                      45245
Number of 32-bit ASNs visible in the Routing Table:                7939
Prefixes from 32-bit ASNs in the Routing Table:                   28102
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            146
Number of addresses announced to Internet:                   1500899997
    Equivalent to 89 /8s, 117 /16s and 234 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74154

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

Prefixes being announced by APNIC Region ASes:                    31913
    Total APNIC prefixes after maximum aggregation:                7977
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31291
    Unique aggregates announced from the APNIC address blocks:     9229
APNIC Region origin ASes present in the Internet Routing Table:    1282
    APNIC Prefixes per ASN:                                       24.41
APNIC Region origin ASes announcing only one prefix:                512
APNIC Region transit ASes present in the Internet Routing Table:    222
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    577
Number of APNIC addresses announced to Internet:              202149228
    Equivalent to 12 /8s, 12 /16s and 141 /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:                    111385
    Total ARIN prefixes after maximum aggregation:                59942
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110158
    Unique aggregates announced from the ARIN address blocks:     61696
ARIN Region origin ASes present in the Internet Routing Table:     9036
    ARIN Prefixes per ASN:                                        12.19
ARIN Region origin ASes announcing only one prefix:                3761
ARIN Region transit ASes present in the Internet Routing Table:     822
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1976
Number of ARIN addresses announced to Internet:               870964833
    Equivalent to 51 /8s, 233 /16s and 222 /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:                     44983
    Total RIPE prefixes after maximum aggregation:                24745
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            45725
    Unique aggregates announced from the RIPE address blocks:     33728
RIPE Region origin ASes present in the Internet Routing Table:     4627
    RIPE Prefixes per ASN:                                         9.88
RIPE Region origin ASes announcing only one prefix:                2022
RIPE Region transit ASes present in the Internet Routing Table:     697
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1811
Number of RIPE addresses announced to Internet:               291765712
    Equivalent to 17 /8s, 99 /16s and 253 /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:                   43923
    Total LACNIC prefixes after maximum aggregation:              13674
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          43189
    Unique aggregates announced from the LACNIC address blocks:   20386
LACNIC Region origin ASes present in the Internet Routing Table:   4335
    LACNIC Prefixes per ASN:                                       9.96
LACNIC Region origin ASes announcing only one prefix:              1500
LACNIC Region transit ASes present in the Internet Routing Table:   908
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3418
Number of LACNIC addresses announced to Internet:              94778112
    Equivalent to 5 /8s, 166 /16s and 51 /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:                   9291
    Total AfriNIC prefixes after maximum aggregation:              2758
    AfriNIC Deaggregation factor:                                  3.37
Prefixes being announced from the AfriNIC address blocks:         11313
    Unique aggregates announced from the AfriNIC address blocks:   4666
AfriNIC Region origin ASes present in the Internet Routing Table:   299
    AfriNIC Prefixes per ASN:                                     37.84
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   87
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  157
Number of AfriNIC addresses announced to Internet:             41163264
    Equivalent to 2 /8s, 116 /16s and 26 /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        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         596       2169     464  SINET-AS Research Organization of Informa
 17676         588      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         480        490     110  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10499      11772    3755  AMAZON-02, US
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2904      23671    1826  ATT-INTERNET4, US
   367        2510       3080    1184  DNIC-ASBLK-00306-00371, US
  4155        2070        133    1345  USDA-1, US
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1813       3377     435  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1382       1047     108  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1251        100    1030  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         834       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         711         59      29  Jordan Data Communications, JO
212238         563         41     493  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         528         36     474  ASDETUK www.heficed.com, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5386       1565     725  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1392        197    1024  Telmex Colombia S.A., CO
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1050       2503      53  TIM SA, BR
  6147        1033        369      22  Telefonica del Peru S.A.A., PE
 18881         876       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         522         72     227  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1300        388      22  LINKdotNET-AS, EG
 24835         923        394     151  RAYA-AS, EG
 29571         884         64     309  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         578        520      41  Vodafone-, EG
 36914         512         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10499      11772    3755  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5386       1565     725  UNINET, MX
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2904      23671    1826  ATT-INTERNET4, US
   367        2510       3080    1184  DNIC-ASBLK-00306-00371, US
  4155        2070        133    1345  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1813       3377     435  CELLCO-PART, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9714         9639  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5386         4661  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
  6167        1813         1378  CELLCO-PART, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
   367        2510         1326  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:29      /11:42      /12:135     
/13:194     /14:515     /15:1028    /16:7118    /17:3377    /18:3903    
/19:7320    /20:11213   /21:14430   /22:26513   /23:26088   /24:139723  
/25:37      /26:50      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2784        5386  UNINET, MX
 16509        2133       10499  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1326        2904  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1813  CELLCO-PART, US
 10620         836        1392  Telmex Colombia S.A., CO
 19901         816         966  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:41        2:294       3:433       4:5         5:736       6:147    
   7:5         8:697      11:171      12:1024     13:297      14:105    
  15:291      16:226      17:6        18:831      20:100      21:4      
  22:188      23:2054     24:638      25:2        27:45       29:19     
  31:339      32:26       34:10       35:71       36:1195     37:654    
  38:1392     39:541      40:53       41:1126     42:174      43:192    
  44:49       45:3712     46:840      47:100      49:37       50:336    
  51:372      52:1361     54:274      55:945      56:8        57:17     
  58:33       59:33       60:17       61:58       62:478      63:784    
  64:1714     65:1070     66:1440     67:879      68:514      69:1080   
  70:310      71:206      72:569      74:911      75:413      76:235    
  77:317      78:322      79:211      80:311      81:378      82:288    
  83:170      84:331      85:467      86:206      87:192      88:237    
  89:825      90:97       91:977      92:584      93:431      94:628    
  95:265      96:213      97:57       98:386      99:158     100:12     
 101:21      102:399     103:1349    104:925     105:158     106:17     
 107:802     108:441     109:376     110:25      111:1844    112:449    
 113:42      114:45      115:22      116:45      117:962     118:174    
 119:133     120:1104    121:38      122:172     123:162     124:73     
 125:18      128:480     129:289     130:626     131:951     132:577    
 133:195     134:469     135:108     136:449     137:517     138:979    
 139:458     140:665     141:458     142:772     143:728     144:405    
 145:79      146:600     147:470     148:703     149:667     150:306    
 151:609     152:706     153:134     154:650     155:733     156:671    
 157:362     158:434     159:667     160:818     161:668     162:889    
 163:395     164:728     165:811     166:572     167:654     168:1310   
 169:169     170:1539    171:105     172:1048    173:768     174:150    
 175:49      176:370     177:1211    178:414     179:798     180:67     
 181:1519    182:47      183:832     184:319     185:3078    186:1755   
 187:1044    188:684     189:1295    190:3987    191:423     192:4660   
 193:1741    194:1247    195:932     196:843     197:923     198:2446   
 199:4440    200:3391    201:3120    202:1135    203:697     204:2086   
 205:1945    206:1572    207:1399    208:1182    209:1765    210:356    
 211:444     212:957     213:748     214:1019    215:42      216:2362   
 217:480     218:530     219:38      220:33      221:300     222:20     
 223:651    

End of report


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