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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 19 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 19 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:                              245114
    Prefixes after maximum aggregation (per Origin AS):          111093
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132149
    Number of IPv4 prefixes with a valid ROA:                    100349
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         144742
Total ASes present in the Internet Routing Table:                 20546
    Prefixes per ASN:                                             11.93
Origin-only ASes present in the Internet Routing Table:           17678
Origin ASes announcing only one prefix:                            7950
Transit ASes present in the Internet Routing Table:                2868
Transit-only ASes present in the Internet Routing Table:            729
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:                      45206
Number of 32-bit ASNs visible in the Routing Table:                7963
Prefixes from 32-bit ASNs in the Routing Table:                   28391
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:            150
Number of addresses announced to Internet:                   1507925917
    Equivalent to 89 /8s, 225 /16s and 31 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       75259

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

Prefixes being announced by APNIC Region ASes:                    32069
    Total APNIC prefixes after maximum aggregation:                7991
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           31410
    Unique aggregates announced from the APNIC address blocks:     9258
APNIC Region origin ASes present in the Internet Routing Table:    1286
    APNIC Prefixes per ASN:                                       24.42
APNIC Region origin ASes announcing only one prefix:                523
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    582
Number of APNIC addresses announced to Internet:              202108524
    Equivalent to 12 /8s, 11 /16s and 238 /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:                    112190
    Total ARIN prefixes after maximum aggregation:                60390
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           111143
    Unique aggregates announced from the ARIN address blocks:     62228
ARIN Region origin ASes present in the Internet Routing Table:     9002
    ARIN Prefixes per ASN:                                        12.35
ARIN Region origin ASes announcing only one prefix:                3734
ARIN Region transit ASes present in the Internet Routing Table:     820
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:    1956
Number of ARIN addresses announced to Internet:               872685153
    Equivalent to 52 /8s, 4 /16s and 30 /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:                     47006
    Total RIPE prefixes after maximum aggregation:                25991
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47518
    Unique aggregates announced from the RIPE address blocks:     35292
RIPE Region origin ASes present in the Internet Routing Table:     4757
    RIPE Prefixes per ASN:                                         9.99
RIPE Region origin ASes announcing only one prefix:                2061
RIPE Region transit ASes present in the Internet Routing Table:     708
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:    1860
Number of RIPE addresses announced to Internet:               298733264
    Equivalent to 17 /8s, 206 /16s and 78 /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:                   44234
    Total LACNIC prefixes after maximum aggregation:              13797
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          43484
    Unique aggregates announced from the LACNIC address blocks:   20602
LACNIC Region origin ASes present in the Internet Routing Table:   4320
    LACNIC Prefixes per ASN:                                      10.07
LACNIC Region origin ASes announcing only one prefix:              1496
LACNIC Region transit ASes present in the Internet Routing Table:   900
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3410
Number of LACNIC addresses announced to Internet:              94239744
    Equivalent to 5 /8s, 157 /16s and 252 /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:                   9288
    Total AfriNIC prefixes after maximum aggregation:              2692
    AfriNIC Deaggregation factor:                                  3.45
Prefixes being announced from the AfriNIC address blocks:         11409
    Unique aggregates announced from the AfriNIC address blocks:   4646
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     37.04
AfriNIC Region origin ASes announcing only one prefix:              136
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  155
Number of AfriNIC addresses announced to Internet:             40079616
    Equivalent to 2 /8s, 99 /16s and 145 /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        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1548        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1479        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         598       2169     465  SINET-AS Research Organization of Informa
 17676         597      10607     150  GIGAINFRA SoftBank Corp., JP
 55410         517         47     174  VIL-AS-AP Vodafone Idea Ltd, IN
 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       10457      11624    3822  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2502       3074    1174  DNIC-ASBLK-00306-00371, US
  4155        2056        132    1341  USDA-1, US
 22773        1865       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3363     427  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1402        401     451  DNIC-ASBLK-05800-06055, 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        1276        102    1045  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         820       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         721         58      23  Jordan Data Communications, JO
 34984         720         84     459  TELLCOM-AS, TR
212238         569         41     499  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations

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        5415       1595     727  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1063       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         874       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         530         72     229  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        1302        388      22  LINKdotNET-AS, EG
 24835         959        415     140  RAYA-AS, EG
 29571         890         64     300  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         527         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         376        319      70  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10457      11624    3822  AMAZON-02, US
  9808        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5415       1595     727  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2502       3074    1174  DNIC-ASBLK-00306-00371, US
  4155        2056        132    1341  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1865       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3363     427  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        9711         9636  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5415         4688  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1548         1375  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1366  CELLCO-PART, US
   367        2502         1328  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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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      /11:41      /12:137     
/13:195     /14:523     /15:1033    /16:7166    /17:3367    /18:3916    
/19:7386    /20:11467   /21:14531   /22:26822   /23:26286   /24:142015  
/25:41      /26:52      /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        2787        5415  UNINET, MX
 16509        2132       10457  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1405        1865  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1312        2899  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         888        1793  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         809         959  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)
----------------------------------------------

   1:42        2:300       3:409       4:5         5:696       6:162    
   7:5         8:698      11:171      12:1024     13:306      14:110    
  15:290      16:226      17:6        18:821      20:105      21:4      
  22:188      23:2063     24:643      25:2        27:45       29:19     
  31:378      32:26       34:10       35:70       36:1196     37:677    
  38:1383     39:538      40:53       41:1157     42:171      43:199    
  44:45       45:3775     46:855      47:96       49:37       50:342    
  51:372      52:1362     54:276      55:950      56:8        57:17     
  58:6        59:33       60:17       61:52       62:468      63:784    
  64:1731     65:1063     66:1439     67:879      68:500      69:1082   
  70:313      71:206      72:628      74:928      75:412      76:228    
  77:331      78:326      79:218      80:313      81:372      82:304    
  83:178      84:347      85:469      86:216      87:199      88:248    
  89:855      90:98       91:1024     92:577      93:446      94:647    
  95:291      96:217      97:57       98:387      99:159     100:12     
 101:21      102:402     103:1384    104:938     105:160     106:17     
 107:801     108:434     109:396     110:28      111:1841    112:449    
 113:41      114:44      115:25      116:46      117:960     118:209    
 119:134     120:1104    121:37      122:199     123:198     124:73     
 125:18      128:487     129:329     130:625     131:958     132:582    
 133:195     134:513     135:108     136:446     137:537     138:1011   
 139:474     140:671     141:453     142:772     143:852     144:415    
 145:79      146:608     147:499     148:715     149:673     150:332    
 151:607     152:676     153:136     154:658     155:794     156:743    
 157:368     158:432     159:681     160:832     161:669     162:885    
 163:411     164:740     165:814     166:564     167:646     168:1314   
 169:169     170:1539    171:105     172:1084    173:789     174:153    
 175:59      176:634     177:1205    178:421     179:802     180:68     
 181:1558    182:42      183:832     184:317     185:3251    186:1774   
 187:1224    188:707     189:1323    190:4014    191:425     192:4773   
 193:1892    194:1377    195:974     196:863     197:715     198:2467   
 199:4420    200:3408    201:3122    202:1148    203:724     204:2082   
 205:1945    206:1569    207:1394    208:1182    209:1777    210:349    
 211:444     212:983     213:767     214:1063    215:48      216:2342   
 217:468     218:530     219:38      220:33      221:300     222:20     
 223:647    

End of report


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