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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 22 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 22 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:                              243249
    Prefixes after maximum aggregation (per Origin AS):          110119
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      130850
    Number of IPv4 prefixes with a valid ROA:                     99306
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143921
Total ASes present in the Internet Routing Table:                 20543
    Prefixes per ASN:                                             11.84
Origin-only ASes present in the Internet Routing Table:           17675
Origin ASes announcing only one prefix:                            7953
Transit ASes present in the Internet Routing Table:                2868
Transit-only ASes present in the Internet Routing Table:            733
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:               332
    Number of instances of unregistered ASNs:                       333
Number of 32-bit ASNs allocated by the RIRs:                      45210
Number of 32-bit ASNs visible in the Routing Table:                7973
Prefixes from 32-bit ASNs in the Routing Table:                   28318
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:            153
Number of addresses announced to Internet:                   1507777437
    Equivalent to 89 /8s, 222 /16s and 219 /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:       74593

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

Prefixes being announced by APNIC Region ASes:                    31880
    Total APNIC prefixes after maximum aggregation:                7985
    APNIC Deaggregation factor:                                    3.99
Prefixes being announced from the APNIC address blocks:           31266
    Unique aggregates announced from the APNIC address blocks:     9233
APNIC Region origin ASes present in the Internet Routing Table:    1273
    APNIC Prefixes per ASN:                                       24.56
APNIC Region origin ASes announcing only one prefix:                509
APNIC Region transit ASes present in the Internet Routing Table:    220
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:    579
Number of APNIC addresses announced to Internet:              202094700
    Equivalent to 12 /8s, 11 /16s and 184 /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:                    111336
    Total ARIN prefixes after maximum aggregation:                59858
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110141
    Unique aggregates announced from the ARIN address blocks:     61699
ARIN Region origin ASes present in the Internet Routing Table:     9017
    ARIN Prefixes per ASN:                                        12.21
ARIN Region origin ASes announcing only one prefix:                3747
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:    1972
Number of ARIN addresses announced to Internet:               870955873
    Equivalent to 51 /8s, 233 /16s and 187 /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:                     46027
    Total RIPE prefixes after maximum aggregation:                25389
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            46753
    Unique aggregates announced from the RIPE address blocks:     34507
RIPE Region origin ASes present in the Internet Routing Table:     4735
    RIPE Prefixes per ASN:                                         9.87
RIPE Region origin ASes announcing only one prefix:                2056
RIPE Region transit ASes present in the Internet Routing Table:     710
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:    1858
Number of RIPE addresses announced to Internet:               300313040
    Equivalent to 17 /8s, 230 /16s and 105 /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:                   44111
    Total LACNIC prefixes after maximum aggregation:              13772
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          43370
    Unique aggregates announced from the LACNIC address blocks:   20484
LACNIC Region origin ASes present in the Internet Routing Table:   4327
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1503
LACNIC Region transit ASes present in the Internet Routing Table:   896
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:  3404
Number of LACNIC addresses announced to Internet:              94166016
    Equivalent to 5 /8s, 156 /16s and 220 /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:                   9563
    Total AfriNIC prefixes after maximum aggregation:              2879
    AfriNIC Deaggregation factor:                                  3.32
Prefixes being announced from the AfriNIC address blocks:         11566
    Unique aggregates announced from the AfriNIC address blocks:   4801
AfriNIC Region origin ASes present in the Internet Routing Table:   313
    AfriNIC Prefixes per ASN:                                     36.95
AfriNIC Region origin ASes announcing only one prefix:              138
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  160
Number of AfriNIC addresses announced to Internet:             40167424
    Equivalent to 2 /8s, 100 /16s and 232 /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         598       2169     465  SINET-AS Research Organization of Informa
 17676         591      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       10513      11776    3744  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2906      23672    1827  ATT-INTERNET4, US
   367        2514       3058    1188  DNIC-ASBLK-00306-00371, US
  4155        2070        133    1345  USDA-1, US
 22773        1866       2028     637  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        1381       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        1262        101    1036  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         832       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         722         59      29  Jordan Data Communications, JO
212238         564         41     494  CDNEXT, GB
 51167         552        106     240  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         536         37     481  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        5453       1601     729  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1346        193    1010  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1057       2503      53  TIM SA, BR
  6147        1034        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         521         72     226  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         952        416     142  RAYA-AS, EG
 29571         914         66     309  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         520         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       10513      11776    3744  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5453       1601     729  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2906      23672    1827  ATT-INTERNET4, US
   367        2514       3058    1188  DNIC-ASBLK-00306-00371, US
  4155        2070        133    1345  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     637  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        5453         4724  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        2514         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
41.57.127.0/24       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    /16:7156    /17:3369    /18:3945    
/19:7417    /20:11391   /21:14477   /22:26606   /23:26192   /24:140545  
/25:37      /26:50      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2822        5453  UNINET, MX
 16509        2129       10513  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1325        2906  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1813  CELLCO-PART, US
 19901         811         961  BRSPD-PUBLIC, US
 10620         800        1346  Telmex Colombia S.A., CO
 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        2:299       3:432       4:5         5:735       6:148    
   7:5         8:695      11:171      12:1022     13:300      14:105    
  15:291      16:226      17:6        18:832      20:100      21:4      
  22:188      23:2064     24:637      25:2        27:45       29:19     
  31:335      32:26       34:10       35:71       36:1196     37:654    
  38:1419     39:541      40:53       41:1141     42:174      43:194    
  44:45       45:3724     46:844      47:96       49:37       50:346    
  51:370      52:1361     54:276      55:943      56:8        57:17     
  58:6        59:33       60:17       61:60       62:486      63:784    
  64:1720     65:1065     66:1445     67:876      68:500      69:1078   
  70:309      71:206      72:569      74:909      75:412      76:228    
  77:321      78:328      79:218      80:317      81:376      82:297    
  83:168      84:337      85:468      86:208      87:194      88:248    
  89:845      90:98       91:1005     92:582      93:437      94:617    
  95:262      96:217      97:57       98:386      99:158     100:12     
 101:21      102:399     103:1350    104:924     105:158     106:17     
 107:803     108:439     109:374     110:24      111:1842    112:449    
 113:42      114:47      115:21      116:47      117:962     118:174    
 119:133     120:1104    121:38      122:173     123:162     124:73     
 125:18      128:482     129:321     130:627     131:943     132:575    
 133:195     134:470     135:108     136:448     137:540     138:993    
 139:459     140:660     141:453     142:773     143:730     144:407    
 145:79      146:602     147:471     148:717     149:674     150:306    
 151:606     152:670     153:136     154:648     155:732     156:674    
 157:367     158:433     159:666     160:827     161:668     162:886    
 163:394     164:729     165:814     166:568     167:656     168:1305   
 169:173     170:1541    171:104     172:1045    173:754     174:150    
 175:49      176:372     177:1193    178:419     179:789     180:70     
 181:1501    182:47      183:832     184:318     185:3128    186:1765   
 187:1204    188:684     189:1375    190:3994    191:422     192:4753   
 193:1856    194:1360    195:948     196:868     197:957     198:2480   
 199:4438    200:3383    201:3118    202:1141    203:703     204:2083   
 205:1933    206:1566    207:1391    208:1181    209:1775    210:351    
 211:443     212:960     213:750     214:1017    215:42      216:2340   
 217:477     218:531     219:38      220:34      221:300     222:20     
 223:660    

End of report


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