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[bgp-stats] Routing Table Report - Japan view
Routing Table Report 04:00 +10GMT Tue 08 Aug, 2017
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 656122 Prefixes after maximum aggregation (per Origin AS): 255886 Deaggregation factor: 2.56 Unique aggregates announced (without unneeded subnets): 317311 Total ASes present in the Internet Routing Table: 57985 Prefixes per ASN: 11.32 Origin-only ASes present in the Internet Routing Table: 50136 Origin ASes announcing only one prefix: 22153 Transit ASes present in the Internet Routing Table: 7849 Transit-only ASes present in the Internet Routing Table: 219 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 56 Max AS path prepend of ASN ( 55644) 51 Prefixes from unregistered ASNs in the Routing Table: 112 Numnber of instances of unregistered ASNs: 116 Number of 32-bit ASNs allocated by the RIRs: 19646 Number of 32-bit ASNs visible in the Routing Table: 15362 Prefixes from 32-bit ASNs in the Routing Table: 62656 Number of bogon 32-bit ASNs visible in the Routing Table: 70 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 360 Number of addresses announced to Internet: 2850660324 Equivalent to 169 /8s, 233 /16s and 159 /24s Percentage of available address space announced: 77.0 Percentage of allocated address space announced: 77.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.7 Total number of prefixes smaller than registry allocations: 218575
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 178517 Total APNIC prefixes after maximum aggregation: 51657 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 177589 Unique aggregates announced from the APNIC address blocks: 74018 APNIC Region origin ASes present in the Internet Routing Table: 8268 APNIC Prefixes per ASN: 21.48 APNIC Region origin ASes announcing only one prefix: 2300 APNIC Region transit ASes present in the Internet Routing Table: 1176 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 56 Number of APNIC region 32-bit ASNs visible in the Routing Table: 3114 Number of APNIC addresses announced to Internet: 763254244 Equivalent to 45 /8s, 126 /16s and 85 /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, 131072-137529 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: 200460 Total ARIN prefixes after maximum aggregation: 95304 ARIN Deaggregation factor: 2.10 Prefixes being announced from the ARIN address blocks: 202278 Unique aggregates announced from the ARIN address blocks: 93157 ARIN Region origin ASes present in the Internet Routing Table: 17943 ARIN Prefixes per ASN: 11.27 ARIN Region origin ASes announcing only one prefix: 6644 ARIN Region transit ASes present in the Internet Routing Table: 1778 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2131 Number of ARIN addresses announced to Internet: 1110199456 Equivalent to 66 /8s, 44 /16s and 76 /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, 393216-397212 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, 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: 175907 Total RIPE prefixes after maximum aggregation: 86364 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 171772 Unique aggregates announced from the RIPE address blocks: 103667 RIPE Region origin ASes present in the Internet Routing Table: 24244 RIPE Prefixes per ASN: 7.09 RIPE Region origin ASes announcing only one prefix: 11141 RIPE Region transit ASes present in the Internet Routing Table: 3429 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 6054 Number of RIPE addresses announced to Internet: 713130112 Equivalent to 42 /8s, 129 /16s and 128 /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 196608-207259 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: 84047 Total LACNIC prefixes after maximum aggregation: 18703 LACNIC Deaggregation factor: 4.49 Prefixes being announced from the LACNIC address blocks: 85273 Unique aggregates announced from the LACNIC address blocks: 39210 LACNIC Region origin ASes present in the Internet Routing Table: 6219 LACNIC Prefixes per ASN: 13.71 LACNIC Region origin ASes announcing only one prefix: 1737 LACNIC Region transit ASes present in the Internet Routing Table: 1157 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3731 Number of LACNIC addresses announced to Internet: 170907872 Equivalent to 10 /8s, 47 /16s and 216 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-268700 + 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: 17077 Total AfriNIC prefixes after maximum aggregation: 3801 AfriNIC Deaggregation factor: 4.49 Prefixes being announced from the AfriNIC address blocks: 18850 Unique aggregates announced from the AfriNIC address blocks: 6952 AfriNIC Region origin ASes present in the Internet Routing Table: 1061 AfriNIC Prefixes per ASN: 17.77 AfriNIC Region origin ASes announcing only one prefix: 330 AfriNIC Region transit ASes present in the Internet Routing Table: 210 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 332 Number of AfriNIC addresses announced to Internet: 92748544 Equivalent to 5 /8s, 135 /16s and 59 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 4538 5435 4192 87 ERX-CERNET-BKB China Education and Rese 7545 4005 407 391 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2965 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2797 11124 745 KIXS-AS-KR Korea Telecom, KR 9829 2754 1498 549 BSNL-NIB National Internet Backbone, IN 9808 2353 8699 32 CMNET-GD Guangdong Mobile Communication 45899 2284 1449 106 VNPT-AS-VN VNPT Corp, VN 4755 2097 423 221 TATACOMM-AS TATA Communications formerl 7552 1670 1104 73 VIETEL-AS-AP Viettel Corporation, VN 9498 1615 361 144 BBIL-AP BHARTI Airtel Ltd., IN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 22773 3828 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3442 1341 88 SHAW - Shaw Communications Inc., CA 18566 2209 405 109 MEGAPATH5-US - MegaPath Corporation, US 6389 2045 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc., 20115 2020 2201 441 CHARTER-NET-HKY-NC - Charter Communicat 209 1858 5065 636 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 16509 1842 3861 588 AMAZON-02 - Amazon.com, Inc., US 30036 1821 328 292 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6983 1696 854 231 ITCDELTA - Earthlink, Inc., US 11492 1568 244 542 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 39891 3387 186 23 ALJAWWALSTC-AS, SA 20940 2956 967 2127 AKAMAI-ASN1, US 8551 2556 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2052 332 425 TELLCOM-AS, TR 9121 1913 1691 17 TTNET, TR 12479 1640 1048 59 UNI2-AS, ES 13188 1602 100 55 TRIOLAN, UA 12389 1523 1422 640 ROSTELECOM-AS, RU 6849 1225 355 21 UKRTELNET, UA 8402 1150 544 15 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 10620 3549 543 203 Telmex Colombia S.A., CO 8151 2658 3402 577 Uninet S.A. de C.V., MX 11830 2104 370 65 Instituto Costarricense de Electricidad 6503 1557 437 53 Axtel, S.A.B. de C.V., MX 7303 1555 1015 243 Telecom Argentina S.A., AR 6147 1236 377 27 Telefonica del Peru S.A.A., PE 3816 1023 501 93 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28573 955 2277 194 CLARO S.A., BR 11172 908 126 85 Alestra, S. de R.L. de C.V., MX 18881 898 1052 23 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 1198 398 48 LINKdotNET-AS, EG 37611 746 91 8 Afrihost, ZA 36903 711 357 130 MT-MPLS, MA 36992 654 1377 27 ETISALAT-MISR, EG 24835 501 850 15 RAYA-AS, EG 29571 421 36 10 CITelecom-AS, CI 37492 372 303 77 ORANGE-, TN 15399 357 35 7 WANANCHI-, KE 8452 309 1730 17 TE-AS TE-AS, EG 2018 303 327 74 TENET-1, ZA
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 4538 5435 4192 87 ERX-CERNET-BKB China Education and Rese 7545 4005 407 391 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3828 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3549 543 203 Telmex Colombia S.A., CO 6327 3442 1341 88 SHAW - Shaw Communications Inc., CA 39891 3387 186 23 ALJAWWALSTC-AS, SA 17974 2965 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2956 967 2127 AKAMAI-ASN1, US 4766 2797 11124 745 KIXS-AS-KR Korea Telecom, KR 9829 2754 1498 549 BSNL-NIB National Internet Backbone, IN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 22773 3828 3669 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7545 4005 3614 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3387 3364 ALJAWWALSTC-AS, SA 6327 3442 3354 SHAW - Shaw Communications Inc., CA 10620 3549 3346 Telmex Colombia S.A., CO 17974 2965 2892 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I 8551 2556 2516 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 9808 2353 2321 CMNET-GD Guangdong Mobile Communication Co.Ltd. 9829 2754 2205 BSNL-NIB National Internet Backbone, IN 45899 2284 2178 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US 65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter & 64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P 64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P 65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST- 65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom 65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim 4294901876 PRIVATE 59.101.19.0/24 2764 AAPT AAPT Limited, AU 4294902000 PRIVATE 59.101.45.0/24 2764 AAPT AAPT Limited, AU 4294901905 PRIVATE 59.101.49.0/24 2764 AAPT AAPT Limited, AU
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE 27.100.7.0/24 56096 UNKNOWN 41.76.232.0/21 62878 XLITT - Xlitt, US 41.77.248.0/21 62878 XLITT - Xlitt, US 41.78.12.0/23 62878 XLITT - Xlitt, US 41.78.180.0/23 37265 -Reserved AS-, ZZ 41.79.12.0/22 37306 -Reserved AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/current/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 /8:15 /9:13 /10:36 /11:104 /12:284 /13:553 /14:1050 /15:1852 /16:13448 /17:7629 /18:13397 /19:24671 /20:38911 /21:41551 /22:78213 /23:64844 /24:367295 /25:878 /26:630 /27:638 /28:37 /29:25 /30:18 /31:2 /32:28
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6327 3238 3442 SHAW - Shaw Communications Inc., CA 22773 2997 3828 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 2946 3387 ALJAWWALSTC-AS, SA 18566 2093 2209 MEGAPATH5-US - MegaPath Corporation, US 8551 2021 2556 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 1605 1821 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 11830 1494 2104 Instituto Costarricense de Electricidad y Telec 10620 1489 3549 Telmex Colombia S.A., CO 11492 1396 1568 CABLEONE - CABLE ONE, INC., US 6389 1356 2045 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1577 2:828 4:18 5:2437 6:31 7:1 8:1056 12:1836 13:146 14:1714 15:27 16:2 17:161 18:90 20:61 23:2459 24:1911 25:2 27:2356 29:1 31:1915 32:84 33:18 35:21 36:387 37:2364 38:1326 39:65 40:97 41:2929 42:456 43:1957 44:75 45:3007 46:2824 47:157 49:1233 50:992 51:19 52:822 54:362 55:6 56:4 57:45 58:1558 59:1013 60:323 61:1931 62:1688 63:1912 64:4641 65:2217 66:4585 67:2300 68:1268 69:3338 70:1153 71:586 72:2212 74:2704 75:405 76:426 77:1519 78:1450 79:1948 80:1414 81:1386 82:1001 83:722 84:957 85:1786 86:460 87:1183 88:751 89:2142 90:165 91:6201 92:991 93:2380 94:2407 95:2661 96:638 97:353 98:1061 99:93 100:153 101:1220 103:15557 104:3019 105:186 106:561 107:1798 108:824 109:2897 110:1460 111:1734 112:1235 113:1241 114:1044 115:1554 116:1638 117:1739 118:2151 119:1652 120:721 121:1078 122:2325 123:1821 124:1482 125:1805 128:855 129:651 130:436 131:1420 132:557 133:200 134:678 135:226 136:454 137:469 138:1923 139:505 140:381 141:607 142:771 143:875 144:811 145:183 146:1091 147:698 148:1480 149:588 150:707 151:973 152:701 153:301 154:860 155:754 156:654 157:657 158:472 159:1532 160:718 161:744 162:2538 163:536 164:929 165:1383 166:381 167:1258 168:2981 169:840 170:3482 171:333 172:1029 173:1991 174:813 175:745 176:1892 177:4025 178:2551 179:1141 180:2211 181:1904 182:2366 183:776 184:873 185:10344 186:3283 187:2197 188:2617 189:1789 190:8359 191:1318 192:9528 193:5793 194:4682 195:3909 196:2095 197:1338 198:5529 199:5906 200:7527 201:4326 202:10333 203:9965 204:4493 205:2835 206:3051 207:3146 208:3955 209:3984 210:3941 211:2095 212:2865 213:2506 214:858 215:66 216:5909 217:2129 218:890 219:597 220:1698 221:891 222:743 223:1192
End of report
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