jonhammer.com - robtex.com
jonhammer.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.72.2.91🇬🇧 KRYSTAL77.72.2.0/24 | ||||||
| PTR | sardine-lon.krystal.uk | ||||||
| NS | ns1.krystal.uk ⭐ | ||||||
| A | 77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| PTR | ns1.krystal.uk | ||||||
| NS | ns2.krystal.uk | ||||||
| A | 139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| PTR | ns2.krystal.uk | ||||||
| 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 ip4:77.72.2.91 include:relay.k.io ip4:77.72.1.24 a mx ~all | ||||||
| SOA | ns1.krystal.ukadmin@k-validator-sardine-lon.krystal.uk 2026-03-23 #1 | ||||||
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=1771291435 | ||||||
Previously MX for
jonhammer.com |
Same first word
jonhammer.com |
DNS History
14 records (5 active, 9 former)
●NSns1.krystal.uk2026-03-07 → 2026-03-23 · 3 obs
● 2026-03-07 08:29:16
● 2026-03-23 23:04:40
○NSns1.xx0.co.uk2016-11-18 → 2017-05-26 · 5 obs
● 2016-11-18 21:10:38
● 2017-05-26 01:22:54
○ 2026-03-07 08:29:16
○ 2026-03-23 23:04:40
●NSns2.krystal.uk2026-03-07 → 2026-03-23 · 3 obs
● 2026-03-07 08:29:16
● 2026-03-23 23:04:40
○NSns2.xx0.co.uk2016-11-18 → 2017-05-26 · 5 obs
● 2016-11-18 21:10:38
● 2017-05-26 01:22:54
○ 2026-03-07 08:29:16
○ 2026-03-23 23:04:40
○NSns3.dplc.co.uk2015-06-24 → 2016-04-09 · 4 obs
● 2016-04-09 20:19:40
○ 2016-11-18 21:10:38
○ 2026-03-23 23:04:40
○NSns3.xx0.co.uk2016-11-18 → 2017-05-26 · 5 obs
● 2016-11-18 21:10:38
● 2017-05-26 01:22:54
○ 2026-03-07 08:29:16
○ 2026-03-23 23:04:40
○NSns4.dplc.co.uk2015-06-24 → 2016-04-09 · 4 obs
● 2016-04-09 20:19:40
○ 2016-11-18 21:10:38
○ 2026-03-23 23:04:40
○MXjonhammer.com2016-11-18 → 2017-05-26 · 5 obs
● 2016-11-18 21:10:38
● 2017-05-26 01:22:54
○ 2026-03-07 08:29:16
○ 2026-03-23 23:04:40
○MXmail.dplc.co.uk2015-06-24 → 2016-04-09 · 4 obs
● 2016-04-09 20:19:40
○ 2016-11-18 21:10:38
○ 2026-03-23 23:04:40
●MXmx1.krystal.uk2026-03-07 → 2026-03-23 · 3 obs
● 2026-03-07 08:29:16
● 2026-03-23 23:04:40
●MXmx2.krystal.uk2026-03-07 → 2026-03-23 · 3 obs
● 2026-03-07 08:29:16
● 2026-03-23 23:04:40
○A173.0.141.1182015-06-24 → 2016-04-09 · 4 obs
● 2016-04-09 20:19:40
○ 2016-11-18 21:10:38
○ 2026-03-23 23:04:40
●A77.72.2.912026-03-07 → 2026-03-23 · 3 obs
● 2026-03-07 08:29:16
● 2026-03-23 23:04:40
○A95.142.159.112016-11-18 → 2017-05-26 · 5 obs
● 2016-11-18 21:10:38
● 2017-05-26 01:22:54
○ 2026-03-07 08:29:16
○ 2026-03-23 23:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jonhammer.com | 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 jonhammer.com (unsigned zone)
⏱️ Timing
Total: 1026ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.72.2.91 |
| NS | 2 | ns2.krystal.uk, ns1.krystal.uk |
| MX | 2 | mx1.krystal.uk (pri: 10), mx2.krystal.uk (pri: 20) |
| TXT | 1 | v=spf1 ip4:77.72.2.91 include:relay.k.io |
| SOA | 1 | ns1.krystal.uk admin.k-validator-sardine |
Analysis
IP Addresses
jonhammer.com resolves to one IP number: 77.72.2.91.
other host names including _dc-mx.32dc4fdb1bb9.minorityrightscourse.org, dominosite.com, mprcgroup.com, reputepro.com and cpanel.launch.thomasesq.com share IP numbers with jonhammer.com.
Name Servers
jonhammer.com is delegated to two name servers ns1.krystal.uk and ns2.krystal.uk.
jonhammer.com shares the same name server setup as other domains, for instance mail.booksmusicfilmstv.com, earts.it, norplast.co.uk, toucanofscotland.co.uk and globalmatters.org.
jonhammer.com at least partially shares name servers with other domains, for instance eyeonthepast.com, marlowmuseum.uk, makeslots.com, jgdance.co.uk and susanbbentley.com.
These name servers are commonly used alongside ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.cloudhosting.co.uk, ns2.cloudhosting.co.uk, ns1.cloudhosting.uk, ns2.cloudhosting.uk and ns1.krystal.io.
Host names with one IP number:
ns1.krystal.uk points to 77.72.0.11
ns2.krystal.uk points to 139.162.230.184
Mail Servers
Two mail servers handle jonhammer.com: mx1.krystal.uk and mx2.krystal.uk.
jonhammer.com shares the same mail server setup as other domains, for instance parlournews.com, ableskills.org, gerardwhyte.net, gamesasylum.com and cotswoldflyfishers.com.
Host names with two IP numbers:
The host name mx1.krystal.uk points to 185.53.56.44 and 185.53.56.46; the host name mx2.krystal.uk points to 185.53.56.45 and 185.53.56.47.