seven-k.com - robtex.com

seven-k.com

DNSSEC⚠️ Not signed
A133.242.249.197🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww4257.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXseven-k.com ⭐
A133.242.249.197🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww4257.sakura.ne.jp
TXTv=spf1 a:www4257.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2023-07-07 #0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778115756

MX for

seven-k.com

Same first word

seven-k.com
seven-k.net

Similar names

k-seven.de
v-sneek.in

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns.seven-k.comns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXseven-k.commail.seven-k.comA133.242.249.197106.186.69.17219.94.203.113
●NSmaster.dns.ne.jp2026-04-27 → 2026-05-07 · 3 obs
○ 2016-05-07 14:45:54
● 2026-04-27 04:53:02
● 2026-05-07 01:18:34
○NSns.seven-k.com2015-11-04 → 2016-05-07 · 5 obs
○ 2015-06-09 21:56:56
● 2015-11-04 02:11:08
● 2016-05-07 14:45:54
○ 2026-04-27 04:53:02
○ 2026-05-07 01:18:34
●NSns1.dns.ne.jp2026-04-27 → 2026-05-07 · 3 obs
○ 2016-05-07 14:45:54
● 2026-04-27 04:53:02
● 2026-05-07 01:18:34
○NSns1.xserver.jp2015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34
●NSns2.dns.ne.jp2026-04-27 → 2026-05-07 · 3 obs
○ 2016-05-07 14:45:54
● 2026-04-27 04:53:02
● 2026-05-07 01:18:34
○NSns2.xserver.jp2015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34
○NSns3.xserver.jp2015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34
○NSns4.xserver.jp2015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34
○NSns5.xserver.jp2015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34
○MXmail.seven-k.com2015-11-04 → 2016-05-07 · 5 obs
○ 2015-06-09 21:56:56
● 2015-11-04 02:11:08
● 2016-05-07 14:45:54
○ 2026-04-27 04:53:02
○ 2026-05-07 01:18:34
●MXseven-k.com2015-06-09 → 2026-05-07 · 5 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2016-05-07 14:45:54
● 2026-04-27 04:53:02
● 2026-05-07 01:18:34
○A106.186.69.172015-11-04 → 2016-05-07 · 5 obs
○ 2015-06-09 21:56:56
● 2015-11-04 02:11:08
● 2016-05-07 14:45:54
○ 2026-04-27 04:53:02
○ 2026-05-07 01:18:34
●A133.242.249.1972026-04-27 → 2026-05-07 · 3 obs
○ 2016-05-07 14:45:54
● 2026-04-27 04:53:02
● 2026-05-07 01:18:34
○A219.94.203.1132015-06-09 → 2015-06-09 · 3 obs
● 2015-06-09 21:56:56
○ 2015-11-04 02:11:08
○ 2026-05-07 01:18:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...-
seven-k.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seven-k.com (unsigned zone)

⏱️ Timing

Total: 1225ms | Queries: -

📄 Records

TypeCountSample Data
A1133.242.249.197
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1seven-k.com (pri: 10)
TXT1v=spf1 a:www4257.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

seven-k.com serves as a mail server for seven-k.com.

IP Addresses

seven-k.com points to a single IP: 133.242.249.197.

Other host names, for instance www4257.sakura.ne.jp, ss32.net, unsui.co.jp, red-label.net and father0923.sakura.ne.jp share IP numbers with seven-k.com.

Name Servers

seven-k.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

seven-k.com partially shares name servers with other domains; examples include kyoueikaihatu.jp, sharks.sakura.ne.jp, saikousha.jp, zero100.jp and jship.net.

Host names with one IP number:

Host master.dns.ne.jp points to 210.224.172.18.

Host ns1.dns.ne.jp points to 61.211.236.1.

Host ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

seven-k.com is handled by a single mail server, seven-k.com.

seven-k.com points to a single IP: 133.242.249.197.