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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 23 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 23 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:                              242785
    Prefixes after maximum aggregation (per Origin AS):          110081
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      130680
    Number of IPv4 prefixes with a valid ROA:                     98992
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143771
Total ASes present in the Internet Routing Table:                 20520
    Prefixes per ASN:                                             11.83
Origin-only ASes present in the Internet Routing Table:           17650
Origin ASes announcing only one prefix:                            7947
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            734
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:               334
    Number of instances of unregistered ASNs:                       335
Number of 32-bit ASNs allocated by the RIRs:                      45215
Number of 32-bit ASNs visible in the Routing Table:                7976
Prefixes from 32-bit ASNs in the Routing Table:                   28166
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:                   1507990941
    Equivalent to 89 /8s, 226 /16s and 29 /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:       74378

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

Prefixes being announced by APNIC Region ASes:                    31859
    Total APNIC prefixes after maximum aggregation:                7965
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31238
    Unique aggregates announced from the APNIC address blocks:     9201
APNIC Region origin ASes present in the Internet Routing Table:    1272
    APNIC Prefixes per ASN:                                       24.56
APNIC Region origin ASes announcing only one prefix:                508
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:    578
Number of APNIC addresses announced to Internet:              202095980
    Equivalent to 12 /8s, 11 /16s and 189 /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:                    111419
    Total ARIN prefixes after maximum aggregation:                59908
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110191
    Unique aggregates announced from the ARIN address blocks:     61670
ARIN Region origin ASes present in the Internet Routing Table:     9028
    ARIN Prefixes per ASN:                                        12.21
ARIN Region origin ASes announcing only one prefix:                3757
ARIN Region transit ASes present in the Internet Routing Table:     825
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:    1980
Number of ARIN addresses announced to Internet:               871353441
    Equivalent to 51 /8s, 239 /16s and 204 /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:                     45780
    Total RIPE prefixes after maximum aggregation:                25328
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            46542
    Unique aggregates announced from the RIPE address blocks:     34433
RIPE Region origin ASes present in the Internet Routing Table:     4722
    RIPE Prefixes per ASN:                                         9.86
RIPE Region origin ASes announcing only one prefix:                2053
RIPE Region transit ASes present in the Internet Routing Table:     702
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:    1853
Number of RIPE addresses announced to Internet:               299601616
    Equivalent to 17 /8s, 219 /16s and 142 /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:                   43885
    Total LACNIC prefixes after maximum aggregation:              13734
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          43148
    Unique aggregates announced from the LACNIC address blocks:   20436
LACNIC Region origin ASes present in the Internet Routing Table:   4318
    LACNIC Prefixes per ASN:                                       9.99
LACNIC Region origin ASes announcing only one prefix:              1494
LACNIC Region transit ASes present in the Internet Routing Table:   902
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:  3407
Number of LACNIC addresses announced to Internet:              94795008
    Equivalent to 5 /8s, 166 /16s and 117 /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:                   9508
    Total AfriNIC prefixes after maximum aggregation:              2908
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         11520
    Unique aggregates announced from the AfriNIC address blocks:   4821
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     38.40
AfriNIC Region origin ASes announcing only one prefix:              135
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  158
Number of AfriNIC addresses announced to Internet:             40066304
    Equivalent to 2 /8s, 99 /16s and 93 /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         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      11774    3736  AMAZON-02, US
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2906      23672    1827  ATT-INTERNET4, US
   367        2517       3081    1187  DNIC-ASBLK-00306-00371, US
  4155        2076        133    1346  USDA-1, US
 22773        1867       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        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         832       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         721         59      29  Jordan Data Communications, JO
212238         565         41     495  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        5395       1595     725  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1345        193    1009  Telmex Colombia S.A., CO
  3816        1320        777     205  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1050       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         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         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         531         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      11774    3736  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5395       1595     725  UNINET, MX
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2906      23672    1827  ATT-INTERNET4, US
   367        2517       3081    1187  DNIC-ASBLK-00306-00371, US
  4155        2076        133    1346  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1867       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        5395         4670  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        2517         1330  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      /11:41      /12:137     
/13:195     /14:523     /15:1032    /16:7149    /17:3388    /18:3912    
/19:7356    /20:11284   /21:14499   /22:26579   /23:26184   /24:140284  
/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        2780        5395  UNINET, MX
 16509        2128       10499  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1407        1867  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1326        2906  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1813  CELLCO-PART, US
 19901         816         966  BRSPD-PUBLIC, US
 10620         799        1345  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)
----------------------------------------------

   1:41        2:295       3:435       4:5         5:735       6:148    
   7:5         8:693      11:171      12:1022     13:295      14:104    
  15:291      16:226      17:6        18:831      20:100      21:4      
  22:188      23:2054     24:639      25:2        27:45       29:19     
  31:336      32:26       34:10       35:71       36:1196     37:657    
  38:1413     39:541      40:53       41:1145     42:174      43:193    
  44:52       45:3708     46:841      47:96       49:37       50:337    
  51:372      52:1360     54:274      55:945      56:8        57:17     
  58:6        59:33       60:17       61:58       62:489      63:787    
  64:1713     65:1070     66:1445     67:878      68:514      69:1077   
  70:310      71:206      72:567      74:909      75:413      76:228    
  77:325      78:328      79:218      80:315      81:377      82:292    
  83:168      84:336      85:469      86:208      87:194      88:248    
  89:831      90:98       91:1002     92:582      93:435      94:618    
  95:261      96:217      97:57       98:386      99:158     100:12     
 101:21      102:390     103:1355    104:922     105:158     106:17     
 107:804     108:443     109:375     110:25      111:1844    112:449    
 113:42      114:44      115:22      116:47      117:962     118:174    
 119:133     120:1104    121:38      122:173     123:162     124:73     
 125:18      128:483     129:319     130:628     131:945     132:576    
 133:195     134:469     135:109     136:451     137:538     138:994    
 139:459     140:660     141:451     142:772     143:717     144:406    
 145:79      146:602     147:469     148:716     149:677     150:306    
 151:609     152:707     153:136     154:642     155:728     156:682    
 157:363     158:433     159:667     160:825     161:671     162:890    
 163:394     164:729     165:814     166:574     167:656     168:1302   
 169:173     170:1538    171:105     172:1042    173:760     174:150    
 175:49      176:372     177:1165    178:421     179:795     180:68     
 181:1492    182:47      183:832     184:318     185:3103    186:1760   
 187:1184    188:690     189:1326    190:3969    191:416     192:4749   
 193:1854    194:1356    195:947     196:862     197:938     198:2460   
 199:4440    200:3381    201:3105    202:1138    203:697     204:2081   
 205:1932    206:1572    207:1392    208:1183    209:1763    210:351    
 211:444     212:962     213:749     214:1022    215:42      216:2335   
 217:473     218:530     219:38      220:33      221:300     222:20     
 223:651    

End of report


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