dyuvan.com - robtex.com
dyuvan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 27.133.240.172🇯🇵 OCN27.133.240.0/22 Directorz Co.,Ltd. | ||||||
| PTR | tk9-n5z-567-24-r350.savacus.net | ||||||
| NS | ns.dyuvan.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 27.133.240.172🇯🇵 OCN27.133.240.0/22 Directorz Co.,Ltd. | ||||||
| PTR | tk9-n5z-567-24-r350.savacus.net | ||||||
| NS | ns1.mp-dns4.net ⚠️ Not in zone NS records | ||||||
| A | 27.133.240.172🇯🇵 OCN27.133.240.0/22 Directorz Co.,Ltd. | ||||||
| PTR | tk9-n5z-567-24-r350.savacus.net | ||||||
| NS | ns2.mp-dns4.net ⚠️ Not in zone NS records | ||||||
| A | 27.133.240.173🇯🇵 OCN27.133.240.0/22 Directorz Co.,Ltd. | ||||||
| PTR | tk9-n5z-567-23-r350.savacus.net | ||||||
| MX | mail.dyuvan.com ⭐ | ||||||
| A | 27.133.240.172🇯🇵 OCN27.133.240.0/22 Directorz Co.,Ltd. | ||||||
| PTR | tk9-n5z-567-24-r350.savacus.net | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| SOA | ns.dyuvan.cominfo@plusline-nagoya.jp serial=1729226759 | ||||||
com
| 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=1771291435 | ||||||
Subdomains
Same first word
dyuvan.com |
Similar names
DNS History
10 records (5 active, 5 former)
○NSdns001.crayfish.net2007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-13 19:00:50
○ 2026-03-24 06:10:54
○NSdns002.crayfish.net2007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-13 19:00:50
○ 2026-03-24 06:10:54
●NSns.dyuvan.com2015-07-13 → 2026-03-24 · 3 obs
● 2015-07-13 19:00:50
● 2026-03-24 06:10:54
●NSns1.mp-dns4.net2026-02-21 → 2026-03-24 · 3 obs
● 2026-02-21 08:24:30
● 2026-03-24 06:10:54
●NSns2.mp-dns4.net2026-02-21 → 2026-03-24 · 3 obs
● 2026-02-21 08:24:30
● 2026-03-24 06:10:54
●MXmail.dyuvan.com2007-11-11 → 2026-03-24 · 2 obs
● 2026-03-24 06:10:54
○A153.124.196.2172020-03-23 → 2020-03-23 · 4 obs
● 2020-03-23 18:47:18
○ 2026-02-21 08:24:30
○ 2026-03-24 06:10:54
○A210.172.136.222007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-13 19:00:50
○ 2026-03-24 06:10:54
○A27.133.227.212015-07-13 → 2017-03-13 · 5 obs
● 2015-07-13 19:00:50
● 2017-03-13 17:50:54
○ 2020-03-23 18:47:18
○ 2026-03-24 06:10:54
●A27.133.240.1722026-02-21 → 2026-03-24 · 3 obs
● 2026-02-21 08:24:30
● 2026-03-24 06:10:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dyuvan.com | ns1.mp-dns4.net, ns2.mp-dns4.net | - |
✅ Authoritative Response
Server:27.133.240.172
NS records: ns1.mp-dns4.net, ns2.mp-dns4.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dyuvan.com (unsigned zone)
⏱️ Timing
Total: 1123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 27.133.240.172 |
| NS | 1 | ns.dyuvan.com |
| MX | 1 | mail.dyuvan.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx -all |
| SOA | 1 | ns.dyuvan.com info.plusline-nagoya.jp |
Analysis
Hierarchy
dyuvan.com is the parent of ns.dyuvan.com and mail.dyuvan.com.
IP Addresses
dyuvan.com resolves to a single IP: 27.133.240.172.
Other host names, for instance mail.sia-interior.com, ns.yugeya.com, mail.ichikawahigashi.com, mail.cloud-design.jp and ns.sis-hikone.com share IP numbers with dyuvan.com.
Name Servers
dyuvan.com delegates to three name servers: ns.dyuvan.com, ns1.mp-dns4.net and ns2.mp-dns4.net.
dyuvan.com shares some name servers with other domains, for example hasegawa-dental.net, harada-dental.net, cte-japan.net, e-anest.com and irebayasan.com.
These name servers are often used together with ns.hasegawa-dental.net, ns.harada-dental.net, ns.cte-japan.net, ns.e-anest.com, ns.irebayasan.com, ns.sinwakankyou.co.jp, ns.obarashinkyusekkotsuin.com, ns.igoschool.net and ns.live-garden.net.
Host names sharing one IP
ns.dyuvan.com points to: 27.133.240.172
ns1.mp-dns4.net points to: 27.133.240.172
ns2.mp-dns4.net points to: 27.133.240.173
Host names pointing to 27.133.240.172: ns.dyuvan.com, ns1.mp-dns4.net
Mail Servers
dyuvan.com is handled by a single mail server, mail.dyuvan.com.
Host name mail.dyuvan.com points to IP 27.133.240.172.