core-tec.net - robtex.com
core-tec.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.170.24🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp24.poa.svr4u.net | ||||||
| NS | ns1.domainking.cloud ⭐ | ||||||
| A | 157.120.112.237🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.237🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.237🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.domainking.cloud | ||||||
| A | 157.120.112.237🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.237🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.237🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | mail.core-tec.net ⭐ | ||||||
| A | 153.122.170.24🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp24.poa.svr4u.net | ||||||
| SOA | ns1.domainking.cloudroot@domainking.cloud serial=1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777526841 | ||||||
Subdomains
mail.core-tec.net |
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
○NSdkns3.hosting-sys.jp2018-09-09 → 2018-09-09 · 4 obs
● 2018-09-09 03:40:12
○ 2026-04-15 03:59:46
○ 2026-04-30 05:55:16
○NSdkns4.hosting-sys.jp2018-09-09 → 2018-09-09 · 4 obs
● 2018-09-09 03:40:12
○ 2026-04-15 03:59:46
○ 2026-04-30 05:55:16
●NSns1.domainking.cloud2026-04-15 → 2026-04-30 · 3 obs
● 2026-04-15 03:59:46
● 2026-04-30 05:55:16
○NSns1.rocketnet.jp2018-09-09 → 2018-09-09 · 4 obs
● 2018-09-09 03:40:12
○ 2026-04-15 03:59:46
○ 2026-04-30 05:55:16
○NSns19.domaincontrol.com2015-07-18 → 2015-11-25 · 4 obs
● 2015-11-25 16:00:48
○ 2016-02-29 20:19:58
○ 2026-04-30 05:55:16
●NSns2.domainking.cloud2026-04-15 → 2026-04-30 · 3 obs
● 2026-04-15 03:59:46
● 2026-04-30 05:55:16
○NSns20.domaincontrol.com2015-07-18 → 2015-11-25 · 4 obs
● 2015-11-25 16:00:48
○ 2016-02-29 20:19:58
○ 2026-04-30 05:55:16
●MXmail.core-tec.net2018-09-09 → 2026-04-30 · 3 obs
● 2018-09-09 03:40:12
● 2026-04-30 05:55:16
○MXmailstore1.secureserver.net2015-07-18 → 2015-11-25 · 4 obs
● 2015-11-25 16:00:48
○ 2016-02-29 20:19:58
○ 2026-04-30 05:55:16
○MXsmtp.secureserver.net2015-07-18 → 2015-11-25 · 4 obs
● 2015-11-25 16:00:48
○ 2016-02-29 20:19:58
○ 2026-04-30 05:55:16
●A153.122.170.242026-04-15 → 2026-04-30 · 3 obs
● 2026-04-15 03:59:46
● 2026-04-30 05:55:16
○A153.122.34.542018-09-09 → 2018-09-09 · 4 obs
● 2018-09-09 03:40:12
○ 2026-04-15 03:59:46
○ 2026-04-30 05:55:16
○A97.74.42.792015-07-18 → 2015-11-25 · 4 obs
● 2015-11-25 16:00:48
○ 2016-02-29 20:19:58
○ 2026-04-30 05:55:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| core-tec.net | ns1.domainking.cloud, ns2.domainking.cloud | - |
✅ Authoritative Response
Server:157.120.114.237
NS records: ns1.domainking.cloud, ns2.domainking.cloud
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core-tec.net (unsigned zone)
⏱️ Timing
Total: 994ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.170.24 |
| NS | 2 | ns2.domainking.cloud, ns1.domainking.cloud |
| MX | 1 | mail.core-tec.net (pri: 10) |
| SOA | 1 | ns1.domainking.cloud root.domainking.clo |
Analysis
Hierarchy
The parent of mail.core-tec.net is core-tec.net.
IP Addresses
core-tec.net points to IP number: 153.122.170.24.
Other host names such as officekg.com, iving.biz, mail.high13.com, mail.ohnuki-dc.com and mail.yujishimano.com share IPs with core-tec.net.
Name Servers
core-tec.net is delegated to two name servers: ns1.domainking.cloud and ns2.domainking.cloud.
core-tec.net shares the same name server setup as kazuat.net, souzoku-npo.info, dijon-racing.com, miwaopto.jp and nodacm.com.
Host names with three IP numbers:
ns1.domainking.cloud points to 157.120.112.237, 157.120.113.237 and 157.120.114.237.
ns2.domainking.cloud points to 157.120.112.237, 157.120.113.237 and 157.120.114.237.
Names that point to 157.120.112.237: ns1.domainking.cloud and ns2.domainking.cloud.
Names that point to 157.120.113.237: ns1.domainking.cloud and ns2.domainking.cloud.
Names that point to 157.120.114.237: ns1.domainking.cloud and ns2.domainking.cloud.
Mail Servers
core-tec.net is handled by a single mail server, mail.core-tec.net.
mail.core-tec.net points to a single IP: 153.122.170.24.