firstserv.org - dns.ninja
firstserv.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.135.225.28🇬🇧 DATAHOP91.135.224.0/20 SIXDG-PA-91.135.224.0/20 | ||||||
| NS | ns1.firstserv.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 185.10.200.244🇬🇧 OVH185.10.200.0/22 | ||||||
| NS | ns0.firstserv.co.uk ⚠️ Not in zone NS records | ||||||
| A | 185.10.200.244🇬🇧 OVH185.10.200.0/22 | ||||||
| NS | ns1.firstserv.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2a02:298:0:11::2🇬🇧 DATAHOP2a02:298::/32 SIXDG-IPv6-PA | ||||||
| PTR | ns1.6dg.co.uk | ||||||
| A | 185.10.200.244🇬🇧 OVH185.10.200.0/22 | ||||||
| NS | ns2.firstserv.com ⚠️ Not in parent delegation | ||||||
| A | 185.10.203.244🇬🇧 OVH185.10.200.0/22 | ||||||
| MX | mail.firstserv.com ⭐ | ||||||
| SOA | ns1.firstserv.comhostmaster@firstserv.com 2011-05-25 #4 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1780750930 | ||||||
Subdomains
www.firstserv.org |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns0.firstserv.co.uk2026-04-08 → 2026-06-06 · 3 obs
● 2026-04-08 21:17:06
● 2026-06-06 13:14:08
●NSns1.firstserv.co.uk2026-04-08 → 2026-06-06 · 3 obs
● 2026-04-08 21:17:06
● 2026-06-06 13:14:08
●NSns1.firstserv.com2015-07-02 → 2026-06-06 · 2 obs
● 2026-06-06 13:14:08
●NSns2.firstserv.com2015-07-02 → 2026-06-06 · 2 obs
● 2026-06-06 13:14:08
●MXmail.firstserv.com2015-07-02 → 2026-06-06 · 2 obs
● 2026-06-06 13:14:08
●A91.135.225.282015-07-02 → 2026-06-06 · 2 obs
● 2026-06-06 13:14:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| firstserv.org | ns0.firstserv.co.uk, ns1.firstserv.co.uk | - |
✅ Authoritative Response
Server:185.10.200.244
NS records: ns0.firstserv.co.uk, ns1.firstserv.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstserv.org (unsigned zone)
⏱️ Timing
Total: 3820ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.135.225.28 |
| NS | 2 | ns1.firstserv.com, ns2.firstserv.com |
| MX | 1 | mail.firstserv.com (pri: 10) |
| SOA | 1 | ns1.firstserv.com hostmaster.firstserv.c |
Analysis
Hierarchy
firstserv.org is a parent domain of www.firstserv.org.
IP Addresses
firstserv.org resolves to just one IP address, 91.135.225.28.
Host names such as www.firstserv.org and firstserv.biz share IP numbers with firstserv.org.
Name Servers
The DNS delegation for firstserv.org covers 4 name servers — ns1.firstserv.com, ns2.firstserv.com, ns0.firstserv.co.uk and ns1.firstserv.co.uk.
firstserv.org shares at least some of its name servers with other domains, including royalsoc.org, 123.71.109.in-addr.arpa, ulsterinstitute.org and two others.
These name servers are frequently paired with the name servers ns3.firstserv.com and ns4.firstserv.com.
Host names that have two IP addresses:
The A records for ns1.firstserv.co.uk return 185.10.200.244 and 2a02:298:0:11::2.
Host names with one IP number:
ns1.firstserv.com resolves to the IP address 185.10.200.244.
ns2.firstserv.com resolves to the IP address 185.10.203.244.
ns0.firstserv.co.uk resolves to the IP address 185.10.200.244.
Each of ns1.firstserv.co.uk, ns1.firstserv.com and ns0.firstserv.co.uk resolves to 185.10.200.244.
Mail Servers
The sole mail server for firstserv.org is mail.firstserv.com.
firstserv.org shares its mail server configuration with other domains, such as firstserv.net and firstserv.biz.