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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 26 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 26 Dec, 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:                              256970
    Prefixes after maximum aggregation (per Origin AS):          113441
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      135732
    Number of IPv4 prefixes with a valid ROA:                    112672
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144279
Total ASes present in the Internet Routing Table:                 20351
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           17469
Origin ASes announcing only one prefix:                            7777
Transit ASes present in the Internet Routing Table:                2882
Transit-only ASes present in the Internet Routing Table:            750
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:               319
    Number of instances of unregistered ASNs:                       320
Number of 32-bit ASNs allocated by the RIRs:                      45999
Number of 32-bit ASNs visible in the Routing Table:                7915
Prefixes from 32-bit ASNs in the Routing Table:                   29229
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:                   1567153405
    Equivalent to 93 /8s, 104 /16s and 220 /24s
    Percentage of available address space announced:               42.3
    Percentage of allocated address space announced:               42.3
    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:       81352

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

Prefixes being announced by APNIC Region ASes:                    31732
    Total APNIC prefixes after maximum aggregation:                7863
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           30528
    Unique aggregates announced from the APNIC address blocks:     8373
APNIC Region origin ASes present in the Internet Routing Table:    1170
    APNIC Prefixes per ASN:                                       26.09
APNIC Region origin ASes announcing only one prefix:                455
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    511
Number of APNIC addresses announced to Internet:              173273964
    Equivalent to 10 /8s, 83 /16s and 243 /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:                    117987
    Total ARIN prefixes after maximum aggregation:                61063
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116216
    Unique aggregates announced from the ARIN address blocks:     61004
ARIN Region origin ASes present in the Internet Routing Table:     9040
    ARIN Prefixes per ASN:                                        12.86
ARIN Region origin ASes announcing only one prefix:                3766
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:    2034
Number of ARIN addresses announced to Internet:               951806337
    Equivalent to 56 /8s, 187 /16s and 105 /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:                     47937
    Total RIPE prefixes after maximum aggregation:                26402
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            49302
    Unique aggregates announced from the RIPE address blocks:     36644
RIPE Region origin ASes present in the Internet Routing Table:     4694
    RIPE Prefixes per ASN:                                        10.50
RIPE Region origin ASes announcing only one prefix:                1976
RIPE Region transit ASes present in the Internet Routing Table:     695
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:    1857
Number of RIPE addresses announced to Internet:               303740112
    Equivalent to 18 /8s, 26 /16s and 180 /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:                   48638
    Total LACNIC prefixes after maximum aggregation:              14911
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47427
    Unique aggregates announced from the LACNIC address blocks:   22918
LACNIC Region origin ASes present in the Internet Routing Table:   4263
    LACNIC Prefixes per ASN:                                      11.13
LACNIC Region origin ASes announcing only one prefix:              1449
LACNIC Region transit ASes present in the Internet Routing Table:   901
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:  3361
Number of LACNIC addresses announced to Internet:              98459968
    Equivalent to 5 /8s, 222 /16s and 97 /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:                  10357
    Total AfriNIC prefixes after maximum aggregation:              2980
    AfriNIC Deaggregation factor:                                  3.48
Prefixes being announced from the AfriNIC address blocks:         13351
    Unique aggregates announced from the AfriNIC address blocks:   6673
AfriNIC Region origin ASes present in the Internet Routing Table:   301
    AfriNIC Prefixes per ASN:                                     44.36
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   82
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:  152
Number of AfriNIC addresses announced to Internet:             39809792
    Equivalent to 2 /8s, 95 /16s and 115 /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        9918       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1568        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1494        192      52  CMNET-HUNAN-AP China Mobile communication
 24547         831        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         776        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         640       2201     462  SINET-AS Research Organization of Informa
 17561         548         35     310  LCS-AS-AP LARUS Limited, HK
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         481        488     104  CMNET-GUANGDONG-AP China Mobile communica

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       12500      37822    3200  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3232      23510    2053  ATT-INTERNET4, US
   367        2509       3013    1191  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1410  USDA-1, US
 36352        1908        163     803  AS-COLOCROSSING, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1667       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        1234         97     999  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         795       2073     696  GTT-BACKBONE GTT, US
  8452         670       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         587         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         565        112     249  CONTABO, DE
 62240         507         36     343  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        5662       1585     815  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         869       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         649         77     296  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        1583        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         751        366     139  RAYA-AS, EG
 29571         669         56     321  ORANGE-COTE-IVOIRE, CI
 37069         661       1031      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         544         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       12500      37822    3200  AMAZON-02, US
  9808        9918       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5662       1585     815  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3232      23510    2053  ATT-INTERNET4, US
   367        2509       3013    1191  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1410  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1908        163     803  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        9918         9832  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5662         4847  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1583         1565  LINKdotNET-AS, EG
 56047        1494         1442  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1568         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      /12:149     
/13:210     /14:563     /15:1111    /16:7633    /17:3443    /18:4102    
/19:7484    /20:12266   /21:14904   /22:27294   /23:27205   /24:150313  
/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        3029        5662  UNINET, MX
 16509        2252       12500  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1472        3232  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         899        1089  BRSPD-PUBLIC, US
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US

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

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

   1:63        2:472       3:536       4:5         5:827       6:152    
   7:5         8:662      11:171      12:984      13:302      14:120    
  15:295      16:234      17:5        18:871      20:146      21:4      
  22:188      23:2315     24:687      27:25       29:19       31:415    
  32:22       34:7        35:100      36:1217     37:665      38:1922   
  39:526      40:52       41:1004     42:216      43:201      44:31     
  45:3851     46:931      47:94       49:19       50:340      51:374    
  52:1391     54:294      55:1028     56:8        57:16       58:31     
  59:25       60:15       61:74       62:533      63:770      64:1737   
  65:1107     66:1514     67:927      68:522      69:1133     70:301    
  71:206      72:586      74:909      75:431      76:252      77:376    
  78:297      79:281      80:318      81:362      82:354      83:202    
  84:333      85:530      86:221      87:226      88:247      89:852    
  90:96       91:1064     92:614      93:455      94:837      95:596    
  96:216      97:50       98:456      99:162     100:35      101:25     
 102:344     103:1134    104:1040    105:87      106:39      107:1407   
 108:481     109:399     110:41      111:1880    112:448     113:42     
 114:52      115:23      116:46      117:991     118:162     119:116    
 120:1151    121:42      122:127     123:151     124:54      125:21     
 128:439     129:296     130:663     131:931     132:568     133:211    
 134:447     135:112     136:567     137:521     138:1014    139:398    
 140:685     141:460     142:903     143:668     144:406     145:86     
 146:635     147:484     148:715     149:643     150:350     151:659    
 152:663     153:134     154:1344    155:756     156:1275    157:375    
 158:484     159:662     160:667     161:610     162:907     163:404    
 164:735     165:801     166:606     167:638     168:1508    169:144    
 170:1590    171:104     172:1149    173:749     174:231     175:46     
 176:431     177:1170    178:529     179:808     180:71      181:1869   
 182:51      183:868     184:452     185:3395    186:2315    187:1110   
 188:778     189:1414    190:4969    191:482     192:4911    193:1851   
 194:1309    195:961     196:733     197:1654    198:2608    199:4633   
 200:3867    201:3239    202:973     203:692     204:2056    205:1986   
 206:1594    207:1440    208:1266    209:1923    210:311     211:429    
 212:991     213:838     214:1007    215:42      216:2416    217:448    
 218:522     219:22      220:29      221:301     222:29      223:709    


End of report


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