mx1.dev-sys.co.uk - dns.ninja
mx1.dev-sys.co.uk
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 51.77.106.163๐ซ๐ท OVH51.77.0.0/16 | ||||||
| PTR | ip163.ip-51-77-106.eu | ||||||
dev-sys.co.uk
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | jonah.ns.cloudflare.com โญ | ||||||
| NS | val.ns.cloudflare.com | ||||||
| MX | mx0.tpweb.co.uk โญ | ||||||
| MX | mx1.dev-sys.co.uk(10) | ||||||
| TXT | v=spf1 mx ip4:51.77.106.163 ip4:91.135.8.139 -all | ||||||
| SOA | jonah.ns.cloudflare.comdns@cloudflare.com serial=2403345923 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
โA37.59.189.1462020-03-21 โ 2020-03-21 ยท 3 obs
โ 2020-03-21 07:57:22
โ 2026-02-15 13:50:02
โ 2026-06-25 16:51:14
โ 2026-02-15 13:50:02
โ 2026-06-25 16:51:14
โA51.77.106.1632026-02-15 โ 2026-06-25 ยท 3 obs
โ 2020-03-21 07:57:22
โ 2026-02-15 13:50:02
โ 2026-06-25 16:51:14
โ 2026-02-15 13:50:02
โ 2026-06-25 16:51:14
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsd.nic.uk, nsa.nic.uk, dns2.nic.uk, dns1.nic.uk... | - |
| dev-sys.co.uk | val.ns.cloudflare.com, jonah.ns.cloudflare.com | - |
โ Authoritative Response
Server:173.245.58.234
NS records: val.ns.cloudflare.com, jonah.ns.cloudflare.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for dev-sys.co.uk (unsigned zone)
โฑ๏ธ Timing
Total: 278ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.77.106.163 |
Analysis
Mail Server Role
mx1.dev-sys.co.uk serves as a mail server for dev-sys.co.uk.
mx0.tpweb.co.uk and mx1.dev-sys.co.uk tend to appear jointly as mail servers.
IP Addresses
mx1.dev-sys.co.uk points to a single IP number: 51.77.106.163.
Further host names like mx0.tpweb.co.uk and ip163.ip-51-77-106.eu overlap in IP numbers with mx1.dev-sys.co.uk.