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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 14 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 14 Aug, 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:                              243021
    Prefixes after maximum aggregation (per Origin AS):          110361
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      131496
    Number of IPv4 prefixes with a valid ROA:                     99458
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         143539
Total ASes present in the Internet Routing Table:                 20413
    Prefixes per ASN:                                             11.91
Origin-only ASes present in the Internet Routing Table:           17548
Origin ASes announcing only one prefix:                            7872
Transit ASes present in the Internet Routing Table:                2865
Transit-only ASes present in the Internet Routing Table:            746
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45180
Number of 32-bit ASNs visible in the Routing Table:                7849
Prefixes from 32-bit ASNs in the Routing Table:                   27905
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:            150
Number of addresses announced to Internet:                   1497848989
    Equivalent to 89 /8s, 71 /16s and 92 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74836

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

Prefixes being announced by APNIC Region ASes:                    31208
    Total APNIC prefixes after maximum aggregation:                7766
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           30646
    Unique aggregates announced from the APNIC address blocks:     9033
APNIC Region origin ASes present in the Internet Routing Table:    1252
    APNIC Prefixes per ASN:                                       24.48
APNIC Region origin ASes announcing only one prefix:                499
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:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    567
Number of APNIC addresses announced to Internet:              201512044
    Equivalent to 12 /8s, 2 /16s and 212 /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:                    111353
    Total ARIN prefixes after maximum aggregation:                59899
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110266
    Unique aggregates announced from the ARIN address blocks:     61755
ARIN Region origin ASes present in the Internet Routing Table:     9005
    ARIN Prefixes per ASN:                                        12.24
ARIN Region origin ASes announcing only one prefix:                3736
ARIN Region transit ASes present in the Internet Routing Table:     828
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:    1955
Number of ARIN addresses announced to Internet:               871281249
    Equivalent to 51 /8s, 238 /16s and 178 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     47166
    Total RIPE prefixes after maximum aggregation:                26139
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            47490
    Unique aggregates announced from the RIPE address blocks:     35381
RIPE Region origin ASes present in the Internet Routing Table:     4750
    RIPE Prefixes per ASN:                                        10.00
RIPE Region origin ASes announcing only one prefix:                2067
RIPE Region transit ASes present in the Internet Routing Table:     707
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1856
Number of RIPE addresses announced to Internet:               292162512
    Equivalent to 17 /8s, 106 /16s and 11 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   43550
    Total LACNIC prefixes after maximum aggregation:              13601
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          43002
    Unique aggregates announced from the LACNIC address blocks:   20522
LACNIC Region origin ASes present in the Internet Routing Table:   4206
    LACNIC Prefixes per ASN:                                      10.22
LACNIC Region origin ASes announcing only one prefix:              1438
LACNIC Region transit ASes present in the Internet Routing Table:   886
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3321
Number of LACNIC addresses announced to Internet:              92824320
    Equivalent to 5 /8s, 136 /16s and 99 /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:                   9407
    Total AfriNIC prefixes after maximum aggregation:              2719
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         11467
    Unique aggregates announced from the AfriNIC address blocks:   4682
AfriNIC Region origin ASes present in the Internet Routing Table:   307
    AfriNIC Prefixes per ASN:                                     37.35
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:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             39989248
    Equivalent to 2 /8s, 98 /16s and 48 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9705       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1548        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         594       2152     461  SINET-AS Research Organization of Informa
 56040         487        490     109  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        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       10510      11605    3781  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2522       3076    1194  DNIC-ASBLK-00306-00371, US
  4155        2052        132    1332  USDA-1, US
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1809       3365     434  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       1047     108  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1288        103    1055  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         740         59      24  Jordan Data Communications, JO
 34984         712         86     449  TELLCOM-AS, TR
212238         569         41     498  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         549       8319     460  DTAG Internet service provider operations

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        5455       1609     728  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1320        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         72     229  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        1297        388      22  LINKdotNET-AS, EG
 29571        1002         70     290  ORANGE-COTE-IVOIRE, CI
 24835         960        415     140  RAYA-AS, EG
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         532         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10510      11605    3781  AMAZON-02, US
  9808        9705       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5455       1609     728  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2522       3076    1194  DNIC-ASBLK-00306-00371, US
  4155        2052        132    1332  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1809       3365     434  CELLCO-PART, 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        9705         9630  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5455         4727  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
  6167        1809         1375  CELLCO-PART, US
 56046        1548         1375  CMNET-JIANGSU-AP China Mobile communications co
   367        2522         1328  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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      /10:29      /11:40      /12:137     
/13:193     /14:521     /15:1028    /16:7089    /17:3378    /18:3892    
/19:7374    /20:11400   /21:14471   /22:26617   /23:26039   /24:140559  
/25:46      /26:64      /27:71      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2790        5455  UNINET, MX
 16509        2142       10510  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2899  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         888        1809  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         807         957  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:19        2:302       3:410       4:5         5:671       6:148    
   7:5         8:701      11:171      12:1023     13:302      14:109    
  15:290      16:226      17:6        18:824      20:122      21:4      
  22:188      23:2061     24:650      25:2        27:37       29:19     
  31:370      32:26       34:10       35:69       36:1196     37:675    
  38:1242     39:537      40:53       41:1177     42:72       43:194    
  44:44       45:3720     46:858      47:97       49:19       50:334    
  51:372      52:1365     54:275      55:946      56:8        57:19     
  58:6        59:33       60:17       61:61       62:468      63:790    
  64:1729     65:1038     66:1433     67:879      68:499      69:1034   
  70:314      71:207      72:547      74:898      75:414      76:218    
  77:329      78:325      79:218      80:316      81:372      82:307    
  83:179      84:351      85:465      86:218      87:200      88:253    
  89:856      90:98       91:1026     92:579      93:439      94:651    
  95:292      96:215      97:57       98:386      99:160     100:12     
 101:20      102:375     103:1327    104:922     105:160     106:3      
 107:812     108:437     109:396     110:24      111:1839    112:456    
 113:39      114:52      115:25      116:44      117:962     118:91     
 119:130     120:1106    121:37      122:89      123:76      124:58     
 125:18      128:481     129:322     130:633     131:950     132:575    
 133:195     134:460     135:107     136:439     137:532     138:977    
 139:462     140:662     141:459     142:800     143:759     144:406    
 145:79      146:593     147:488     148:721     149:659     150:308    
 151:616     152:670     153:136     154:666     155:742     156:733    
 157:365     158:435     159:681     160:886     161:669     162:880    
 163:400     164:728     165:809     166:582     167:656     168:1294   
 169:166     170:1552    171:103     172:1155    173:780     174:155    
 175:59      176:642     177:1218    178:429     179:769     180:67     
 181:1522    182:38      183:834     184:327     185:3259    186:1730   
 187:1193    188:706     189:1339    190:3950    191:436     192:4763   
 193:1934    194:1385    195:987     196:863     197:695     198:2503   
 199:4410    200:3396    201:3104    202:1145    203:694     204:2032   
 205:1927    206:1558    207:1380    208:1178    209:1777    210:349    
 211:444     212:988     213:760     214:1020    215:43      216:2380   
 217:474     218:529     219:38      220:33      221:300     222:20     
 223:646    

End of report


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