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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 5 20:16:55 UTC 2025


IPv4 R&E Routing Table Report   20:15 GMT Sun 05 Jan, 2025

  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:                              257239
    Prefixes after maximum aggregation (per Origin AS):          113557
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      135551
    Number of IPv4 prefixes with a valid ROA:                    113144
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144076
Total ASes present in the Internet Routing Table:                 20327
    Prefixes per ASN:                                             12.66
Origin-only ASes present in the Internet Routing Table:           17462
Origin ASes announcing only one prefix:                            7782
Transit ASes present in the Internet Routing Table:                2865
Transit-only ASes present in the Internet Routing Table:            743
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               321
    Number of instances of unregistered ASNs:                       322
Number of 32-bit ASNs allocated by the RIRs:                      46014
Number of 32-bit ASNs visible in the Routing Table:                7885
Prefixes from 32-bit ASNs in the Routing Table:                   29382
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:            148
Number of addresses announced to Internet:                   1570726909
    Equivalent to 93 /8s, 159 /16s and 99 /24s
    Percentage of available address space announced:               42.4
    Percentage of allocated address space announced:               42.4
    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:       81430

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

Prefixes being announced by APNIC Region ASes:                    31423
    Total APNIC prefixes after maximum aggregation:                7645
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30548
    Unique aggregates announced from the APNIC address blocks:     8287
APNIC Region origin ASes present in the Internet Routing Table:    1147
    APNIC Prefixes per ASN:                                       26.63
APNIC Region origin ASes announcing only one prefix:                443
APNIC Region transit ASes present in the Internet Routing Table:    221
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    488
Number of APNIC addresses announced to Internet:              173319276
    Equivalent to 10 /8s, 84 /16s and 164 /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:                    118427
    Total ARIN prefixes after maximum aggregation:                61302
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116867
    Unique aggregates announced from the ARIN address blocks:     61531
ARIN Region origin ASes present in the Internet Routing Table:     9038
    ARIN Prefixes per ASN:                                        12.93
ARIN Region origin ASes announcing only one prefix:                3778
ARIN Region transit ASes present in the Internet Routing Table:     841
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:    2037
Number of ARIN addresses announced to Internet:               956017793
    Equivalent to 56 /8s, 251 /16s and 172 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     47912
    Total RIPE prefixes after maximum aggregation:                26252
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            49271
    Unique aggregates announced from the RIPE address blocks:     36239
RIPE Region origin ASes present in the Internet Routing Table:     4712
    RIPE Prefixes per ASN:                                        10.46
RIPE Region origin ASes announcing only one prefix:                1987
RIPE Region transit ASes present in the Internet Routing Table:     686
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1867
Number of RIPE addresses announced to Internet:               303771344
    Equivalent to 18 /8s, 27 /16s and 46 /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,
                        53/8,  57/8,  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:                   48575
    Total LACNIC prefixes after maximum aggregation:              15079
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          47358
    Unique aggregates announced from the LACNIC address blocks:   23076
LACNIC Region origin ASes present in the Internet Routing Table:   4240
    LACNIC Prefixes per ASN:                                      11.17
LACNIC Region origin ASes announcing only one prefix:              1442
LACNIC Region transit ASes present in the Internet Routing Table:   884
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:  3334
Number of LACNIC addresses announced to Internet:              97566528
    Equivalent to 5 /8s, 208 /16s and 191 /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:                  10581
    Total AfriNIC prefixes after maximum aggregation:              3055
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         13047
    Unique aggregates announced from the AfriNIC address blocks:   6296
AfriNIC Region origin ASes present in the Internet Routing Table:   312
    AfriNIC Prefixes per ASN:                                     41.82
AfriNIC Region origin ASes announcing only one prefix:              132
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  159
Number of AfriNIC addresses announced to Internet:             39980288
    Equivalent to 2 /8s, 98 /16s and 13 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9913       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1562        803     178  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1495        192      52  CMNET-HUNAN-AP China Mobile communication
 24547         831        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         640       2202     465  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         481        488     104  CMNET-GUANGDONG-AP China Mobile communica
 24445         468        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       12613      38849    3286  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23511    2053  ATT-INTERNET4, US
   367        2507       3013    1190  DNIC-ASBLK-00306-00371, US
 22773        2466       2080     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2291        163    1407  USDA-1, US
 36352        1914        163     805  AS-COLOCROSSING, US
 11776        1885        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1666       4895     293  CENTURYLINK-US-LEGACY-QWEST, 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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1237         97     998  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         796       2073     696  GTT-BACKBONE GTT, US
  8452         675       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         588         55      26  Jordan Data Communications, JO
  3320         576       8321     488  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         508         36     344  CLOUVIDER Clouvider - Global ASN, 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        5625       1570     808  UNINET, MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1116        371      22  Telefonica del Peru S.A.A., PE
 26615        1001       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 27651         724        106      49  ENTEL CHILE S.A., CL
 28006         650         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         551         91     233  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        1552        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         768        368     132  RAYA-AS, EG
 29571         765         61     357  ORANGE-COTE-IVOIRE, CI
 37069         666       1031      15  MOBINIL, EG
 36992         606       1040     255  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         534         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         379        319      71  TENET-1, 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       12613      38849    3286  AMAZON-02, US
  9808        9913       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5625       1570     808  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23511    2053  ATT-INTERNET4, US
   367        2507       3013    1190  DNIC-ASBLK-00306-00371, US
 22773        2466       2080     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2291        163    1407  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1914        163     805  AS-COLOCROSSING, 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        9913         9827  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5625         4817  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2466         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1885         1666  ATLANTICBB-JOHNSTOWN, US
 24863        1552         1534  LINKdotNET-AS, EG
 56047        1495         1443  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1562         1384  CMNET-JIANGSU-AP China Mobile communications co

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
     53966  UNALLOCATED  8.39.98.0/24              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

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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
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

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      /10:34      /11:40      /12:150     
/13:211     /14:563     /15:1113    /16:7655    /17:3456    /18:4125    
/19:7476    /20:12320   /21:14956   /22:27565   /23:27283   /24:150073  
/25:43      /26:68      /27:38      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3021        5625  UNINET, MX
 16509        2264       12613  AMAZON-02, US
 22773        1867        2466  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1467        3224  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         946        1666  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         903        1097  BRSPD-PUBLIC, US
 11776         893        1885  ATLANTICBB-JOHNSTOWN, US

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

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

   1:66        2:478       3:534       4:5         5:819       6:152    
   7:5         8:662      11:171      12:979      13:303      14:139    
  15:294      16:234      17:5        18:874      20:152      21:4      
  22:188      23:2320     24:678      27:36       29:19       31:408    
  32:19       34:7        35:100      36:1214     37:580      38:2054   
  39:526      40:52       41:1045     42:216      43:174      44:31     
  45:3796     46:915      47:88       49:19       50:355      51:369    
  52:1391     54:295      55:1028     56:8        57:16       58:31     
  59:25       60:16       61:77       62:529      63:771      64:1736   
  65:1097     66:1490     67:921      68:519      69:1127     70:301    
  71:206      72:580      74:895      75:432      76:249      77:375    
  78:304      79:285      80:321      81:372      82:341      83:203    
  84:343      85:530      86:236      87:235      88:251      89:812    
  90:96       91:1054     92:623      93:456      94:883      95:532    
  96:216      97:50       98:456      99:162     100:36      101:25     
 102:347     103:978     104:1046    105:158     106:39      107:1407   
 108:482     109:393     110:59      111:1877    112:449     113:41     
 114:63      115:27      116:54      117:989     118:175     119:139    
 120:1152    121:41      122:125     123:146     124:52      125:22     
 128:437     129:298     130:664     131:929     132:571     133:211    
 134:465     135:113     136:577     137:562     138:997     139:402    
 140:684     141:452     142:907     143:664     144:406     145:89     
 146:637     147:478     148:714     149:644     150:361     151:674    
 152:664     153:134     154:1076    155:756     156:1124    157:374    
 158:479     159:666     160:692     161:593     162:910     163:397    
 164:747     165:798     166:604     167:645     168:1497    169:146    
 170:1587    171:102     172:1147    173:755     174:230     175:44     
 176:430     177:1126    178:542     179:806     180:75      181:1909   
 182:50      183:866     184:445     185:3410    186:2313    187:1111   
 188:810     189:1402    190:5018    191:481     192:4914    193:1858   
 194:1315    195:967     196:737     197:1649    198:2594    199:4622   
 200:3876    201:3209    202:1053    203:685     204:2056    205:2005   
 206:1606    207:1443    208:1268    209:1918    210:312     211:427    
 212:1018    213:803     214:1011    215:42      216:2443    217:450    
 218:521     219:22      220:31      221:301     222:30      223:707    


End of report


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