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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Dec 28 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 28 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:                              258058
    Prefixes after maximum aggregation (per Origin AS):          113951
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      136270
    Number of IPv4 prefixes with a valid ROA:                    113751
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144288
Total ASes present in the Internet Routing Table:                 20494
    Prefixes per ASN:                                             12.59
Origin-only ASes present in the Internet Routing Table:           17590
Origin ASes announcing only one prefix:                            7850
Transit ASes present in the Internet Routing Table:                2904
Transit-only ASes present in the Internet Routing Table:            753
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:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      46010
Number of 32-bit ASNs visible in the Routing Table:                7948
Prefixes from 32-bit ASNs in the Routing Table:                   29307
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:            147
Number of addresses announced to Internet:                   1569106941
    Equivalent to 93 /8s, 134 /16s and 171 /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:       82274

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

Prefixes being announced by APNIC Region ASes:                    31612
    Total APNIC prefixes after maximum aggregation:                7788
    APNIC Deaggregation factor:                                    4.06
Prefixes being announced from the APNIC address blocks:           30472
    Unique aggregates announced from the APNIC address blocks:     8322
APNIC Region origin ASes present in the Internet Routing Table:    1167
    APNIC Prefixes per ASN:                                       26.11
APNIC Region origin ASes announcing only one prefix:                451
APNIC Region transit ASes present in the Internet Routing Table:    218
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:    509
Number of APNIC addresses announced to Internet:              173062764
    Equivalent to 10 /8s, 80 /16s and 186 /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:                    118021
    Total ARIN prefixes after maximum aggregation:                61104
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116218
    Unique aggregates announced from the ARIN address blocks:     61036
ARIN Region origin ASes present in the Internet Routing Table:     9048
    ARIN Prefixes per ASN:                                        12.84
ARIN Region origin ASes announcing only one prefix:                3770
ARIN Region transit ASes present in the Internet Routing Table:     844
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:    2038
Number of ARIN addresses announced to Internet:               951491201
    Equivalent to 56 /8s, 182 /16s and 154 /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:                     48705
    Total RIPE prefixes after maximum aggregation:                26676
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            50083
    Unique aggregates announced from the RIPE address blocks:     36836
RIPE Region origin ASes present in the Internet Routing Table:     4832
    RIPE Prefixes per ASN:                                        10.36
RIPE Region origin ASes announcing only one prefix:                2051
RIPE Region transit ASes present in the Internet Routing Table:     720
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:    1899
Number of RIPE addresses announced to Internet:               306028752
    Equivalent to 18 /8s, 61 /16s and 160 /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:                   48905
    Total LACNIC prefixes after maximum aggregation:              15131
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          47698
    Unique aggregates announced from the LACNIC address blocks:   23247
LACNIC Region origin ASes present in the Internet Routing Table:   4252
    LACNIC Prefixes per ASN:                                      11.22
LACNIC Region origin ASes announcing only one prefix:              1448
LACNIC Region transit ASes present in the Internet Routing Table:   897
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:  3347
Number of LACNIC addresses announced to Internet:              98488384
    Equivalent to 5 /8s, 222 /16s and 208 /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:                  10495
    Total AfriNIC prefixes after maximum aggregation:              3029
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         13440
    Unique aggregates announced from the AfriNIC address blocks:   6708
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     43.64
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   85
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:  155
Number of AfriNIC addresses announced to Internet:             39972352
    Equivalent to 2 /8s, 97 /16s and 238 /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         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         636       2202     462  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 17561         498         32     289  LCS-AS-AP LARUS Limited, HK
 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       12487      37785    3192  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3225      23510    2053  ATT-INTERNET4, US
   367        2507       3013    1189  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1407  USDA-1, US
 36352        1909        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        2288        146      55  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         584         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         506         36     342  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        5660       1586     812  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         667         93      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        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         665       1031      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         541         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       12487      37785    3192  AMAZON-02, US
  9808        9918       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5660       1586     812  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3225      23510    2053  ATT-INTERNET4, US
   367        2507       3013    1189  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1407  USDA-1, US
 39891        2288        146      55  ALJAWWALSTC-AS, SA
 11830        1995        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        9918         9832  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5660         4848  UNINET, MX
 39891        2288         2233  ALJAWWALSTC-AS, SA
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 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     /14:565     /15:1117    /16:7637    /17:3459    /18:4115    
/19:7496    /20:12228   /21:14937   /22:27399   /23:27351   /24:151102  
/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        3028        5660  UNINET, MX
 16509        2253       12487  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1469        3225  ATT-INTERNET4, US
 39891        1419        2288  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         902        1092  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        2:476       3:534       4:5         5:823       6:152    
   7:5         8:662      11:171      12:983      13:303      14:120    
  15:294      16:234      17:5        18:872      20:146      21:4      
  22:188      23:2320     24:676      27:25       29:19       31:412    
  32:19       34:7        35:100      36:1217     37:645      38:1951   
  39:526      40:52       41:1027     42:216      43:202      44:31     
  45:3830     46:933      47:92       49:19       50:339      51:374    
  52:1391     54:294      55:1027     56:8        57:16       58:31     
  59:25       60:15       61:74       62:552      63:771      64:1737   
  65:1108     66:1516     67:925      68:522      69:1131     70:301    
  71:207      72:586      74:908      75:430      76:252      77:377    
  78:297      79:280      80:325      81:369      82:356      83:202    
  84:337      85:524      86:223      87:225      88:248      89:849    
  90:96       91:1113     92:614      93:779      94:854      95:537    
  96:216      97:50       98:456      99:162     100:35      101:25     
 102:352     103:1127    104:1043    105:157     106:39      107:1407   
 108:481     109:402     110:41      111:1880    112:449     113:42     
 114:52      115:23      116:46      117:986     118:162     119:119    
 120:1151    121:42      122:126     123:150     124:54      125:22     
 128:437     129:296     130:665     131:915     132:589     133:211    
 134:445     135:112     136:578     137:520     138:1010    139:399    
 140:689     141:456     142:903     143:657     144:407     145:91     
 146:636     147:484     148:731     149:650     150:367     151:666    
 152:659     153:134     154:1223    155:757     156:1358    157:378    
 158:483     159:662     160:668     161:610     162:912     163:403    
 164:735     165:801     166:605     167:644     168:1507    169:144    
 170:1574    171:101     172:1150    173:750     174:231     175:46     
 176:431     177:1163    178:533     179:812     180:69      181:1873   
 182:50      183:868     184:452     185:3403    186:2326    187:1381   
 188:766     189:1451    190:4978    191:480     192:4916    193:1868   
 194:1320    195:963     196:734     197:1658    198:2587    199:4624   
 200:3875    201:3234    202:968     203:688     204:2056    205:1991   
 206:1598    207:1439    208:1265    209:1923    210:312     211:429    
 212:995     213:834     214:1009    215:42      216:2429    217:447    
 218:522     219:22      220:29      221:301     222:29      223:709    


End of report


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