firsthours.com - robtex.com
firsthours.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.233.180.5🇮🇹 BASICNETWORKS-AS91.233.180.0/24 | ||||||
| PTR | secure.eu-server.net | ||||||
| NS | ns1.eu-server.net ⭐ | ||||||
| A | 91.233.180.5🇮🇹 BASICNETWORKS-AS91.233.180.0/24 | ||||||
| PTR | secure.eu-server.net | ||||||
| NS | ns2.eu-server.net | ||||||
| A | 31.13.230.55🇧🇬 TELE9031.13.230.0/24 Telecom GmbH | ||||||
| PTR | ns2.eu-server.net | ||||||
| MX | mail.firsthours.com ⭐ | ||||||
| A | 91.233.180.5🇮🇹 BASICNETWORKS-AS91.233.180.0/24 | ||||||
| PTR | secure.eu-server.net | ||||||
| TXT | v=spf1 ip4:91.233.180.5 ip4:212.72.165.78 +a +mx ~all | ||||||
| SOA | ns1.eu-server.netsupport@server-1.com 2026-02-19 #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=1775986782 | ||||||
Subdomains
mail.firsthours.com |
Same first word
firsthours.com |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.eu-server.net2026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 02:46:40
● 2026-04-12 09:46:46
○NSns1.server-eu.com2015-08-21 → 2017-02-11 · 4 obs
● 2017-02-11 06:30:24
○ 2026-02-16 02:46:40
○ 2026-04-12 09:46:46
●NSns2.eu-server.net2026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 02:46:40
● 2026-04-12 09:46:46
○NSns2.server-eu.com2015-08-21 → 2017-02-11 · 4 obs
● 2017-02-11 06:30:24
○ 2026-02-16 02:46:40
○ 2026-04-12 09:46:46
●MXmail.firsthours.com2015-08-21 → 2026-04-12 · 2 obs
● 2026-04-12 09:46:46
○A212.72.165.782015-08-21 → 2017-02-11 · 4 obs
● 2017-02-11 06:30:24
○ 2026-02-16 02:46:40
○ 2026-04-12 09:46:46
●A91.233.180.52026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 02:46:40
● 2026-04-12 09:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| firsthours.com | ns1.eu-server.net, ns2.eu-server.net | - |
✅ Authoritative Response
Server:91.233.180.5
NS records: ns1.eu-server.net, ns2.eu-server.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firsthours.com (unsigned zone)
⏱️ Timing
Total: 566ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.233.180.5 |
| NS | 2 | ns2.eu-server.net, ns1.eu-server.net |
| MX | 1 | mail.firsthours.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:91.233.180.5 ip4:212.72.165.7 |
| SOA | 1 | ns1.eu-server.net support.server-1.com |
Analysis
Hierarchy
firsthours.com is the parent of mail.firsthours.com.
IP Addresses
firsthours.com resolves to one IP number: 91.233.180.5.
other host names including mathscool.org, eu-server.net, server-15.com, katjaelsner.net and raypasnen.com share IP numbers with firsthours.com.
Name Servers
firsthours.com is delegated to two name servers ns1.eu-server.net and ns2.eu-server.net.
firsthours.com shares the same name server setup as other domains, for instance l3server.de, server-europa.com, berlin.hosting, server.gs and 007-host.com.
firsthours.com shares name servers with other domains at least partially, for example mathscool.org and server-15.com.
These name servers are commonly used alongside ns1.server-15.com and ns2.server-15.com.
Host names with one IP number:
ns1.eu-server.net points to 91.233.180.5
ns2.eu-server.net points to 31.13.230.55
Mail Servers
firsthours.com is handled by a single mail server, mail.firsthours.com.
mail.firsthours.com resolves to IP 91.233.180.5.