graytechnos.com - robtex.com
graytechnos.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.140.118.13🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | ns2.graytechnos.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 210.140.118.13🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | prvh2013.presinet.ne.jp | ||||||
| A | 210.140.118.13🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| NS | prvh2013.ssl0001-presinet.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 210.140.118.13🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| MX | mail.graytechnos.com ⭐ | ||||||
| A | 210.140.118.13🇯🇵 IDC210.140.96.0/19 Frontier Inc. | ||||||
| TXT | v=spf1 +a +mx -all +a:prvh2013.presinet.ne.jp | ||||||
| SOA | ns2.graytechnos.cominfo@presinet.ne.jp 2026-03-25 #2 | ||||||
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=1776272062 | ||||||
Subdomains
Same first word
graytechnos.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSeij.hypersys.co.jp2015-08-18 → 2017-05-30 · 4 obs
● 2017-05-30 17:41:02
○ 2026-03-27 07:02:12
○ 2026-04-15 16:59:52
●NSns2.graytechnos.com2026-03-27 → 2026-04-15 · 3 obs
● 2026-03-27 07:02:12
● 2026-04-15 16:59:52
●NSprvh2013.presinet.ne.jp2026-03-27 → 2026-04-15 · 3 obs
● 2026-03-27 07:02:12
● 2026-04-15 16:59:52
●NSprvh2013.ssl0001-presinet.ne.jp2026-03-27 → 2026-04-15 · 3 obs
● 2026-03-27 07:02:12
● 2026-04-15 16:59:52
●MXmail.graytechnos.com2026-03-27 → 2026-04-15 · 3 obs
● 2026-03-27 07:02:12
● 2026-04-15 16:59:52
○MXwww.graytechnos.com2015-08-18 → 2017-05-30 · 4 obs
● 2017-05-30 17:41:02
○ 2026-03-27 07:02:12
○ 2026-04-15 16:59:52
○A202.58.19.342015-08-18 → 2017-05-30 · 4 obs
● 2017-05-30 17:41:02
○ 2026-03-27 07:02:12
○ 2026-04-15 16:59:52
●A210.140.118.132026-03-27 → 2026-04-15 · 3 obs
● 2026-03-27 07:02:12
● 2026-04-15 16:59:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| graytechnos.com | prvh2013.presinet.ne.jp, prvh2013.ssl0001-presinet.ne.jp | - |
✅ Authoritative Response
Server:210.140.118.13
NS records: prvh2013.presinet.ne.jp, prvh2013.ssl0001-presinet.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for graytechnos.com (unsigned zone)
⏱️ Timing
Total: 1006ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.140.118.13 |
| NS | 2 | prvh2013.presinet.ne.jp, ns2.graytechnos.com |
| MX | 1 | mail.graytechnos.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx -all +a:prvh2013.presinet. |
| SOA | 1 | ns2.graytechnos.com info.presinet.ne.jp |
Analysis
Hierarchy
graytechnos.com has ns2.graytechnos.com, www.graytechnos.com and mail.graytechnos.com as children.
IP Addresses
graytechnos.com points to a single IP address: 210.140.118.13.
Other host names such as mail.3rise-co.com, 3rise-co.com, mail.tsuda-sakan.com, mail.hashimotogumi.net and ns2.showa-toso.co.jp share IPs with graytechnos.com.
Name Servers
graytechnos.com is delegated to three name servers: ns2.graytechnos.com, prvh2013.presinet.ne.jp and prvh2013.ssl0001-presinet.ne.jp.
graytechnos.com at least partially shares name servers with other domains, for example ing-ot.com, tas9.com, katonouen.com, cy-farm.com and fishingboat-attack.com.
These name servers are often used together with ns2.ing-ot.com, ns2.tas9.com, ns2.katonouen.com, ns2.cy-farm.com, ns2.fishingboat-attack.com, ns2.hashimotogumi.net, ns2.nishizawasetsubi.co.jp, ns2.nishian.net and ns2.civ.co.jp.
Host names with one IP:
ns2.graytechnos.com maps to 210.140.118.13
prvh2013.presinet.ne.jp maps to 210.140.118.13
prvh2013.ssl0001-presinet.ne.jp maps to 210.140.118.13
Host names that map to 210.140.118.13: ns2.graytechnos.com, prvh2013.presinet.ne.jp and prvh2013.ssl0001-presinet.ne.jp
Mail Servers
The mail.graytechnos.com mail server handles graytechnos.com.
mail.graytechnos.com points to a single IP number: 210.140.118.13.