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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 18 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 18 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:                              244227
    Prefixes after maximum aggregation (per Origin AS):          110717
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      131676
    Number of IPv4 prefixes with a valid ROA:                    100390
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143814
Total ASes present in the Internet Routing Table:                 20522
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           17636
Origin ASes announcing only one prefix:                            7945
Transit ASes present in the Internet Routing Table:                2886
Transit-only ASes present in the Internet Routing Table:            741
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:               325
    Number of instances of unregistered ASNs:                       326
Number of 32-bit ASNs allocated by the RIRs:                      45200
Number of 32-bit ASNs visible in the Routing Table:                7954
Prefixes from 32-bit ASNs in the Routing Table:                   28322
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            148
Number of addresses announced to Internet:                   1507014301
    Equivalent to 89 /8s, 211 /16s and 54 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       75309

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

Prefixes being announced by APNIC Region ASes:                    31988
    Total APNIC prefixes after maximum aggregation:                7960
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31338
    Unique aggregates announced from the APNIC address blocks:     9216
APNIC Region origin ASes present in the Internet Routing Table:    1271
    APNIC Prefixes per ASN:                                       24.66
APNIC Region origin ASes announcing only one prefix:                513
APNIC Region transit ASes present in the Internet Routing Table:    218
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    581
Number of APNIC addresses announced to Internet:              202089068
    Equivalent to 12 /8s, 11 /16s and 162 /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:                    111375
    Total ARIN prefixes after maximum aggregation:                60067
    ARIN Deaggregation factor:                                     1.85
Prefixes being announced from the ARIN address blocks:           110326
    Unique aggregates announced from the ARIN address blocks:     61860
ARIN Region origin ASes present in the Internet Routing Table:     8991
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3741
ARIN Region transit ASes present in the Internet Routing Table:     820
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:    1957
Number of ARIN addresses announced to Internet:               871068257
    Equivalent to 51 /8s, 235 /16s and 114 /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:                     46945
    Total RIPE prefixes after maximum aggregation:                25956
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47440
    Unique aggregates announced from the RIPE address blocks:     35276
RIPE Region origin ASes present in the Internet Routing Table:     4763
    RIPE Prefixes per ASN:                                         9.96
RIPE Region origin ASes announcing only one prefix:                2065
RIPE Region transit ASes present in the Internet Routing Table:     708
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:    1863
Number of RIPE addresses announced to Internet:               298520528
    Equivalent to 17 /8s, 203 /16s and 15 /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:                   44424
    Total LACNIC prefixes after maximum aggregation:              13803
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          43668
    Unique aggregates announced from the LACNIC address blocks:   20611
LACNIC Region origin ASes present in the Internet Routing Table:   4309
    LACNIC Prefixes per ASN:                                      10.13
LACNIC Region origin ASes announcing only one prefix:              1490
LACNIC Region transit ASes present in the Internet Routing Table:   902
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:  3404
Number of LACNIC addresses announced to Internet:              95196160
    Equivalent to 5 /8s, 172 /16s and 148 /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:                   9170
    Total AfriNIC prefixes after maximum aggregation:              2701
    AfriNIC Deaggregation factor:                                  3.40
Prefixes being announced from the AfriNIC address blocks:         11307
    Unique aggregates announced from the AfriNIC address blocks:   4592
AfriNIC Region origin ASes present in the Internet Routing Table:   305
    AfriNIC Prefixes per ASN:                                     37.07
AfriNIC Region origin ASes announcing only one prefix:              136
AfriNIC Region transit ASes present in the Internet Routing Table:   87
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:  149
Number of AfriNIC addresses announced to Internet:             40061184
    Equivalent to 2 /8s, 99 /16s and 73 /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        9711       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        1479        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  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         597       2169     465  SINET-AS Research Organization of Informa
 55410         517         47     174  VIL-AS-AP Vodafone Idea Ltd, IN
 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       10473      11629    3808  AMAZON-02, US
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2497       3176    1203  DNIC-ASBLK-00306-00371, US
  4155        2037        131    1344  USDA-1, US
 22773        1865       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1792       3363     427  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1381       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        1274        102    1043  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         820       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         725         58      23  Jordan Data Communications, JO
 34984         720         84     459  TELLCOM-AS, TR
212238         564         41     494  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  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        5412       1595     727  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1382        197    1026  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1062       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       2893      68  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        1301        388      22  LINKdotNET-AS, EG
 24835         959        415     140  RAYA-AS, EG
 36992         820       1037     347  ETISALAT-MISR, EG
 29571         742         58     298  ORANGE-COTE-IVOIRE, CI
 36935         681        125     176  Vodafone-, EG
 36914         525         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         180        655     123  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       10473      11629    3808  AMAZON-02, US
  9808        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5412       1595     727  UNINET, MX
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2497       3176    1203  DNIC-ASBLK-00306-00371, US
  4155        2037        131    1344  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1865       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1792       3363     427  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        9711         9636  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5412         4685  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1548         1375  CMNET-JIANGSU-AP China Mobile communications co
  6167        1792         1365  CELLCO-PART, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
   367        2497         1294  DNIC-ASBLK-00306-00371, 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      /11:41      /12:137     
/13:195     /14:523     /15:1033    /16:7137    /17:3389    /18:3900    
/19:7369    /20:11403   /21:14487   /22:26790   /23:26204   /24:141390  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2784        5412  UNINET, MX
 16509        2140       10473  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1405        1865  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1312        2899  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         887        1792  CELLCO-PART, US
 10620         831        1382  Telmex Colombia S.A., CO
 19901         808         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)
----------------------------------------------

   1:43        2:298       3:409       4:5         5:698       6:148    
   7:5         8:704      11:171      12:1024     13:303      14:110    
  15:290      16:226      17:6        18:823      20:173      21:4      
  22:188      23:2065     24:655      25:2        27:45       29:19     
  31:374      32:26       34:10       35:70       36:1196     37:665    
  38:1367     39:538      40:53       41:1160     42:171      43:198    
  44:46       45:3746     46:856      47:96       49:37       50:335    
  51:372      52:1366     54:276      55:943      56:8        57:17     
  58:6        59:33       60:17       61:59       62:492      63:784    
  64:1729     65:1065     66:1442     67:876      68:500      69:1076   
  70:313      71:206      72:568      74:927      75:412      76:228    
  77:328      78:325      79:218      80:314      81:372      82:302    
  83:178      84:351      85:465      86:216      87:199      88:246    
  89:850      90:98       91:1023     92:581      93:445      94:646    
  95:291      96:217      97:57       98:386      99:160     100:12     
 101:21      102:397     103:1349    104:930     105:160     106:17     
 107:803     108:437     109:396     110:24      111:1841    112:449    
 113:42      114:44      115:25      116:46      117:962     118:209    
 119:130     120:1104    121:38      122:206     123:197     124:73     
 125:18      128:481     129:324     130:625     131:940     132:569    
 133:195     134:462     135:107     136:444     137:532     138:991    
 139:463     140:665     141:453     142:772     143:757     144:411    
 145:79      146:605     147:470     148:718     149:670     150:306    
 151:606     152:673     153:136     154:653     155:731     156:742    
 157:368     158:432     159:682     160:729     161:669     162:884    
 163:394     164:729     165:811     166:564     167:651     168:1321   
 169:168     170:1536    171:105     172:1082    173:773     174:153    
 175:59      176:634     177:1219    178:423     179:831     180:67     
 181:1558    182:43      183:832     184:315     185:3251    186:1775   
 187:1236    188:704     189:1352    190:4007    191:423     192:4772   
 193:1889    194:1376    195:984     196:862     197:711     198:2468   
 199:4398    200:3414    201:3123    202:1142    203:693     204:2062   
 205:1948    206:1561    207:1377    208:1181    209:1773    210:349    
 211:444     212:983     213:764     214:1022    215:40      216:2384   
 217:473     218:530     219:38      220:33      221:300     222:20     
 223:645    

End of report


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