mail.linkedtraining.net - robtex.com
mail.linkedtraining.net
| CNAME | linkedtraining.net | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.72.2.74🇬🇧 KRYSTAL77.72.2.0/24 | ||||||
| PTR | edward-lon.krystal.uk | ||||||
| NS | ns1.krystal.uk ⭐ | ||||||
| A | 77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| NS | ns2.krystal.uk | ||||||
| A | 139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| MX | mx1.krystal.uk ⭐ | ||||||
| A | 185.53.56.44🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx1.strikemail.co.uk | ||||||
| A | 185.53.56.46🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx1.strikemail.co.uk | ||||||
| MX | mx2.krystal.uk(20) | ||||||
| A | 185.53.56.45🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx2.strikemail.co.uk | ||||||
| A | 185.53.56.47🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx2.strikemail.co.uk | ||||||
| TXT | v=spf1 include:relay.k.io ip4:77.72.2.74 a mx ip4:77.72.1.41 ~all | ||||||
| SOA | ns1.krystal.ukadmin@k-validator-edward-lon.krystal.uk 2026-07-11 #0 | ||||||
linkedtraining.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.72.2.74🇬🇧 KRYSTAL77.72.2.0/24 | ||||||
| NS | ns1.krystal.uk ⭐ | ||||||
| NS | ns2.krystal.uk | ||||||
| MX | mx1.krystal.uk ⭐ | ||||||
| MX | mx2.krystal.uk(20) | ||||||
| TXT | v=spf1 include:relay.k.io ip4:77.72.2.74 a mx ip4:77.72.1.41 ~all | ||||||
| SOA | ns1.krystal.ukadmin@k-validator-edward-lon.krystal.uk 2026-07-11 #0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A109.109.131.1612016-07-11 → 2016-07-11 · 4 obs
● 2016-07-11 00:14:34
○ 2026-07-22 01:37:16
○ 2026-07-22 01:37:20
○A109.109.131.1782015-06-10 → 2016-03-19 · 4 obs
● 2016-03-19 14:36:10
○ 2016-07-11 00:14:34
○ 2026-07-22 01:37:20
●CNAMElinkedtraining.net2026-07-22 → 2026-07-22 · 2 obs
● 2026-07-22 01:37:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| linkedtraining.net | ns2.krystal.uk, ns1.krystal.uk | - |
✅ Authoritative Response
Server:77.72.0.11
NS records: ns2.krystal.uk, ns1.krystal.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linkedtraining.net (unsigned zone)
⏱️ Timing
Total: 1060ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | linkedtraining.net |
Analysis
IP Addresses
mail.linkedtraining.net points to a single IP number: 77.72.2.74.
Additional host names — evds.info, marketingmavens.me.uk, jacrayner.com and two others — share IP numbers with mail.linkedtraining.net.
Name Servers
mail.linkedtraining.net is delegated to two name servers: ns1.krystal.uk and ns2.krystal.uk.
mail.linkedtraining.net shares its name server setup with other domains, including heenecemetery.org.uk, frenchdanceleeds.co.uk, thedoghouseglos.co.uk and two others.
mail.linkedtraining.net partially shares its NS delegation with several other domains, including technotic.co.uk, sepcipriano.co.uk, glne-scouts.org.uk and two others.
In DNS configurations, these name servers often share authority with ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.krystal.io and 7 other name servers.
ns1.krystal.uk resolves to 77.72.0.11. ns2.krystal.uk resolves to 139.162.230.184. Both host names point to a single IP number.
Mail Servers
mail.linkedtraining.net has two mail servers: mx1.krystal.uk and mx2.krystal.uk.
mail.linkedtraining.net shares the same mail server setup as other domains, including raith.tv, pernicious-anaemia-society.org, icq32.co.uk and two others.
At least a portion of mail.linkedtraining.net's mail servers are also used by other domains, for example supportforsurvivors.org.
mx1.krystal.uk and mx2.krystal.uk each resolve to two IP addresses: mx1.krystal.uk points to 185.53.56.44 and 185.53.56.46, while mx2.krystal.uk points to 185.53.56.45 and 185.53.56.47.