mail.nirsc.com - dns.ninja
mail.nirsc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.89.172.173🇬🇧 OVH51.89.0.0/16 | ||||||
| PTR | server.activeni.com | ||||||
nirsc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.199.220.67🇬🇧 KRYSTAL185.199.220.0/22 | ||||||
| NS | dolly.ns.cloudflare.com ⭐ | ||||||
| NS | seamus.ns.cloudflare.com | ||||||
| MX | mail.nirsc.com ⭐ | ||||||
| TXT | v=spf1 +a +mx +ip4:51.89.172.173 -all | ||||||
| SOA | dolly.ns.cloudflare.comdns@cloudflare.com serial=2410485561 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A185.3.164.462015-06-10 → 2016-04-25 · 4 obs
● 2015-06-10 05:26:14
● 2016-04-25 20:30:20
○ 2026-04-04 14:26:56
○ 2026-08-13 12:56:46
● 2016-04-25 20:30:20
○ 2026-04-04 14:26:56
○ 2026-08-13 12:56:46
●A51.89.172.1732026-04-04 → 2026-08-13 · 3 obs
○ 2016-04-25 20:30:20
● 2026-04-04 14:26:56
● 2026-08-13 12:56:46
● 2026-04-04 14:26:56
● 2026-08-13 12:56:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| nirsc.com | dolly.ns.cloudflare.com, seamus.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.184
NS records: dolly.ns.cloudflare.com, seamus.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nirsc.com (unsigned zone)
⏱️ Timing
Total: 140ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.89.172.173 |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dolly.ns.cloudflare.com, dolly.ns.cloudflare.com, dolly.ns.cloudflare.com...)
Analysis
Mail Server Role
mail.nirsc.com serves as a mail server for nirsc.com.
IP Addresses
mail.nirsc.com points to a single IP number: 51.89.172.173.
Additional host names — mail.livepc.co.uk, mail.activeni.com, mail.bowstreetmall.co.uk and two others — share IP numbers with mail.nirsc.com.