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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Oct 31 20:16:56 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 31 Oct, 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:                              247563
    Prefixes after maximum aggregation (per Origin AS):          109469
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      132163
    Number of IPv4 prefixes with a valid ROA:                    108853
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         138688
Total ASes present in the Internet Routing Table:                 19944
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           17153
Origin ASes announcing only one prefix:                            7724
Transit ASes present in the Internet Routing Table:                2791
Transit-only ASes present in the Internet Routing Table:            746
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               349
    Number of instances of unregistered ASNs:                       350
Number of 32-bit ASNs allocated by the RIRs:                      45680
Number of 32-bit ASNs visible in the Routing Table:                7680
Prefixes from 32-bit ASNs in the Routing Table:                   27951
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:            154
Number of addresses announced to Internet:                   1491324701
    Equivalent to 88 /8s, 227 /16s and 207 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       78458

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

Prefixes being announced by APNIC Region ASes:                    31900
    Total APNIC prefixes after maximum aggregation:                7753
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           31175
    Unique aggregates announced from the APNIC address blocks:     8902
APNIC Region origin ASes present in the Internet Routing Table:    1180
    APNIC Prefixes per ASN:                                       26.42
APNIC Region origin ASes announcing only one prefix:                464
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         19
Number of APNIC region 32-bit ASNs visible in the Routing Table:    525
Number of APNIC addresses announced to Internet:              181699692
    Equivalent to 10 /8s, 212 /16s and 132 /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:                    111806
    Total ARIN prefixes after maximum aggregation:                59456
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110415
    Unique aggregates announced from the ARIN address blocks:     61752
ARIN Region origin ASes present in the Internet Routing Table:     8885
    ARIN Prefixes per ASN:                                        12.43
ARIN Region origin ASes announcing only one prefix:                3694
ARIN Region transit ASes present in the Internet Routing Table:     809
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:    1950
Number of ARIN addresses announced to Internet:               871054753
    Equivalent to 51 /8s, 235 /16s and 61 /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:                     47676
    Total RIPE prefixes after maximum aggregation:                25035
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49012
    Unique aggregates announced from the RIPE address blocks:     34365
RIPE Region origin ASes present in the Internet Routing Table:     4557
    RIPE Prefixes per ASN:                                        10.76
RIPE Region origin ASes announcing only one prefix:                1962
RIPE Region transit ASes present in the Internet Routing Table:     671
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1774
Number of RIPE addresses announced to Internet:               300223696
    Equivalent to 17 /8s, 229 /16s and 12 /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:                   46735
    Total LACNIC prefixes after maximum aggregation:              14036
    LACNIC Deaggregation factor:                                   3.33
Prefixes being announced from the LACNIC address blocks:          45863
    Unique aggregates announced from the LACNIC address blocks:   22170
LACNIC Region origin ASes present in the Internet Routing Table:   4147
    LACNIC Prefixes per ASN:                                      11.06
LACNIC Region origin ASes announcing only one prefix:              1479
LACNIC Region transit ASes present in the Internet Routing Table:   865
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3280
Number of LACNIC addresses announced to Internet:              98144832
    Equivalent to 5 /8s, 217 /16s and 146 /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:                   9097
    Total AfriNIC prefixes after maximum aggregation:              2966
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:         10944
    Unique aggregates announced from the AfriNIC address blocks:   4846
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     37.10
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   87
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  151
Number of AfriNIC addresses announced to Internet:             40134400
    Equivalent to 2 /8s, 100 /16s and 103 /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        9900       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         535       9951     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       10972      11928    3867  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3140      23659    1978  ATT-INTERNET4, US
   367        2501       3013    1162  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2182        148    1371  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       1047     109  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
 39891        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1273         99    1029  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         696       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         571       8321     483  DTAG Internet service provider operations
 51167         558        110     244  CONTABO, DE
212238         489         36     448  CDNEXT, GB

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        5817       1670     740  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1734        259    1224  Telmex Colombia S.A., CO
  3816        1322        779     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         538       2850      75  TELEFONICA BRASIL S.A, BR

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        1382        389      16  LINKdotNET-AS, EG
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 29571         559         50     269  ORANGE-COTE-IVOIRE, CI
 36914         527         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       10972      11928    3867  AMAZON-02, US
  9808        9900       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5817       1670     740  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3140      23659    1978  ATT-INTERNET4, US
   367        2501       3013    1162  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2182        148    1371  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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        9900         9818  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5817         5077  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1382         1366  LINKdotNET-AS, EG

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
     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
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US
     63305  UNALLOCATED  12.49.58.0/24             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
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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      /10:28      /11:38      /12:139     
/13:195     /14:525     /15:1025    /16:6926    /17:3337    /18:4019    
/19:7434    /20:11865   /21:14573   /22:26442   /23:26737   /24:144054  
/25:47      /26:70      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3102        5817  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2242       10972  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1409        3140  ATT-INTERNET4, US
 10620         971        1734  Telmex Colombia S.A., CO
   209         950        1674  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1797  CELLCO-PART, US

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

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

   1:63        2:518       3:506       4:5         5:1053      6:156    
   7:5         8:678      11:171      12:1010     13:313      14:114    
  15:290      16:231      17:5        18:867      20:96       21:4      
  22:188      23:2063     24:627      27:56       29:19       31:391    
  32:25       34:9        35:73       36:1193     37:721      38:1423   
  39:534      40:53       41:1008     42:229      43:205      44:30     
  45:3637     46:956      47:94       49:53       50:353      51:368    
  52:1409     54:290      55:953      56:8        57:17       58:29     
  59:29       60:16       61:64       62:490      63:769      64:1712   
  65:1070     66:1436     67:895      68:515      69:1041     70:298    
  71:198      72:537      74:896      75:411      76:221      77:445    
  78:610      79:318      80:322      81:408      82:320      83:198    
  84:329      85:459      86:233      87:212      88:240      89:784    
  90:96       91:963      92:617      93:855      94:626      95:666    
  96:190      97:48       98:522      99:164     100:27      101:27     
 102:339     103:1205    104:882     105:93      106:67      107:781    
 108:445     109:416     110:41      111:1862    112:466     113:41     
 114:57      115:23      116:43      117:978     118:173     119:113    
 120:1169    121:46      122:156     123:155     124:68      125:22     
 128:326     129:321     130:660     131:913     132:567     133:208    
 134:457     135:101     136:498     137:585     138:989     139:393    
 140:662     141:558     142:909     143:713     144:407     145:70     
 146:647     147:505     148:691     149:616     150:334     151:610    
 152:639     153:135     154:581     155:748     156:751     157:386    
 158:458     159:642     160:639     161:604     162:832     163:372    
 164:749     165:760     166:597     167:629     168:1436    169:135    
 170:1512    171:98      172:1079    173:755     174:283     175:31     
 176:353     177:1106    178:440     179:747     180:81      181:1748   
 182:36      183:850     184:434     185:2986    186:2210    187:1040   
 188:774     189:1444    190:4772    191:460     192:4753    193:1860   
 194:1320    195:876     196:688     197:1120    198:2401    199:4490   
 200:3737    201:3132    202:1110    203:687     204:2044    205:1982   
 206:1539    207:1380    208:1206    209:1752    210:311     211:430    
 212:960     213:733     214:1002    215:41      216:2308    217:482    
 218:521     219:21      220:52      221:301     222:18      223:708    


End of report


More information about the ren-bgp-stats-all mailing list