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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 23 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 23 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:                              256274
    Prefixes after maximum aggregation (per Origin AS):          113043
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      134876
    Number of IPv4 prefixes with a valid ROA:                    112940
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         143315
Total ASes present in the Internet Routing Table:                 20409
    Prefixes per ASN:                                             12.56
Origin-only ASes present in the Internet Routing Table:           17526
Origin ASes announcing only one prefix:                            7791
Transit ASes present in the Internet Routing Table:                2883
Transit-only ASes present in the Internet Routing Table:            747
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:                      46013
Number of 32-bit ASNs visible in the Routing Table:                7960
Prefixes from 32-bit ASNs in the Routing Table:                   29669
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:            145
Number of addresses announced to Internet:                   1568013565
    Equivalent to 93 /8s, 117 /16s and 252 /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:       81185

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

Prefixes being announced by APNIC Region ASes:                    31232
    Total APNIC prefixes after maximum aggregation:                7584
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           30529
    Unique aggregates announced from the APNIC address blocks:     8358
APNIC Region origin ASes present in the Internet Routing Table:    1164
    APNIC Prefixes per ASN:                                       26.23
APNIC Region origin ASes announcing only one prefix:                454
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    508
Number of APNIC addresses announced to Internet:              173301100
    Equivalent to 10 /8s, 84 /16s and 93 /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:                    117625
    Total ARIN prefixes after maximum aggregation:                60837
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116285
    Unique aggregates announced from the ARIN address blocks:     61065
ARIN Region origin ASes present in the Internet Routing Table:     9052
    ARIN Prefixes per ASN:                                        12.85
ARIN Region origin ASes announcing only one prefix:                3768
ARIN Region transit ASes present in the Internet Routing Table:     842
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:               951863937
    Equivalent to 56 /8s, 188 /16s and 74 /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:                     48098
    Total RIPE prefixes after maximum aggregation:                26337
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            49480
    Unique aggregates announced from the RIPE address blocks:     36530
RIPE Region origin ASes present in the Internet Routing Table:     4690
    RIPE Prefixes per ASN:                                        10.55
RIPE Region origin ASes announcing only one prefix:                1980
RIPE Region transit ASes present in the Internet Routing Table:     690
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:               304907728
    Equivalent to 18 /8s, 44 /16s and 133 /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:                   48619
    Total LACNIC prefixes after maximum aggregation:              15069
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          47403
    Unique aggregates announced from the LACNIC address blocks:   23017
LACNIC Region origin ASes present in the Internet Routing Table:   4320
    LACNIC Prefixes per ASN:                                      10.97
LACNIC Region origin ASes announcing only one prefix:              1458
LACNIC Region transit ASes present in the Internet Routing Table:   915
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:  3408
Number of LACNIC addresses announced to Internet:              98288192
    Equivalent to 5 /8s, 219 /16s and 194 /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:                  10380
    Total AfriNIC prefixes after maximum aggregation:              2993
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         12432
    Unique aggregates announced from the AfriNIC address blocks:   5787
AfriNIC Region origin ASes present in the Internet Routing Table:   302
    AfriNIC Prefixes per ASN:                                     41.17
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:  150
Number of AfriNIC addresses announced to Internet:             39589632
    Equivalent to 2 /8s, 92 /16s and 23 /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        9906       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1565        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1491        192      50  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         641       2200     463  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         482        488     105  CMNET-GUANGDONG-AP China Mobile communica
 45102         473        755     123  ALIBABA-CN-NET Alibaba US Technology Co.,

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       12491      37822    3210  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3237      23508    2059  ATT-INTERNET4, US
   367        2511       3015    1192  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2295        164    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        1237         97    1002  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         795       2073     696  GTT-BACKBONE GTT, US
  8452         667       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         590         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         565        112     249  CONTABO, DE
 62240         509         36     345  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        5309       1542     819  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        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1002       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        1514        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 29571         742         60     338  ORANGE-COTE-IVOIRE, CI
 24835         709        359     135  RAYA-AS, EG
 37069         689       1047      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36914         547         82       3  KENET-AS, KE
 36935         546        119     166  Vodafone-, EG
 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       12491      37822    3210  AMAZON-02, US
  9808        9906       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5309       1542     819  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3237      23508    2059  ATT-INTERNET4, US
   367        2511       3015    1192  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2295        164    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        9906         9820  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5309         4490  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        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1514         1498  LINKdotNET-AS, EG
 56047        1491         1441  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1565         1381  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     /14:564     /15:1115    /16:7630    /17:3447    /18:4136    
/19:7479    /20:12403   /21:14924   /22:27352   /23:27324   /24:149248  
/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        2730        5309  UNINET, MX
 16509        2270       12491  AMAZON-02, US
 22773        1867        2466  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1481        3237  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         902        1091  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       3:532       4:5         5:824       6:152    
   7:5         8:661      11:171      12:984      13:300      14:118    
  15:292      16:234      17:5        18:869      20:146      21:4      
  22:188      23:2319     24:676      27:25       29:19       31:413    
  32:22       34:7        35:100      36:1226     37:653      38:1941   
  39:526      40:52       41:1026     42:216      43:199      44:32     
  45:3820     46:921      47:94       49:19       50:339      51:374    
  52:1391     54:294      55:1032     56:8        57:16       58:31     
  59:25       60:15       61:74       62:530      63:770      64:1739   
  65:1104     66:1514     67:926      68:521      69:1133     70:301    
  71:206      72:583      74:910      75:431      76:252      77:377    
  78:298      79:273      80:320      81:363      82:351      83:199    
  84:321      85:522      86:223      87:226      88:245      89:859    
  90:95       91:1054     92:613      93:457      94:893      95:538    
  96:216      97:50       98:455      99:162     100:35      101:27     
 102:335     103:1126    104:1038    105:87      106:39      107:1407   
 108:479     109:394     110:37      111:1875    112:449     113:42     
 114:53      115:22      116:50      117:991     118:160     119:112    
 120:1151    121:42      122:124     123:150     124:55      125:21     
 128:445     129:295     130:671     131:935     132:565     133:211    
 134:447     135:112     136:579     137:521     138:1009    139:399    
 140:684     141:442     142:903     143:680     144:408     145:86     
 146:636     147:484     148:716     149:648     150:360     151:652    
 152:659     153:134     154:927     155:751     156:828     157:392    
 158:484     159:688     160:703     161:617     162:903     163:403    
 164:749     165:801     166:608     167:643     168:1512    169:147    
 170:1594    171:102     172:1154    173:752     174:231     175:53     
 176:429     177:1145    178:523     179:828     180:69      181:1881   
 182:51      183:868     184:453     185:3362    186:2364    187:985    
 188:789     189:1348    190:4952    191:503     192:4898    193:1838   
 194:1313    195:959     196:737     197:1652    198:2588    199:4632   
 200:3843    201:3206    202:969     203:698     204:2062    205:1989   
 206:1580    207:1441    208:1292    209:1923    210:312     211:430    
 212:987     213:831     214:1009    215:42      216:2417    217:455    
 218:521     219:22      220:29      221:301     222:30      223:708    


End of report


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