stack.co.uk - dns.ninja
stack.co.uk
co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.nic.uk ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns2.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns3.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns4.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsa.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsb.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsc.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsd.nic.uk ⚠️ Not in parent delegation | ||||||
| SOA | dns1.nic.ukhostmaster@nominet.org.uk serial=1781785956 | ||||||
rank #4268 in the tld
WOT: SAFE (74/100)
PTR for
Subdomains
ns2.stack.co.uk |
cloudmx0.stack.co.uk |
cloudmail.stack.co.uk |
stack-utm.stack.co.uk |
ns1.stack.co.uk |
Same first word
Similar names
DNS History
17 records (7 active, 10 former)
○NSns0.stack.co.uk2015-08-18 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
●NSns1.insight.com2026-02-26 → 2026-06-18 · 3 obs
● 2026-02-26 22:29:58
● 2026-06-18 12:42:44
○NSns1.stack.co.uk2015-08-18 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
●NSns2.insight.com2026-02-26 → 2026-06-18 · 3 obs
● 2026-02-26 22:29:58
● 2026-06-18 12:42:44
○NSns2.stack.co.uk2015-08-18 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
●NSns3.insight.com2026-02-26 → 2026-06-18 · 3 obs
● 2026-02-26 22:29:58
● 2026-06-18 12:42:44
●NSns4.insight.com2026-02-26 → 2026-06-18 · 3 obs
● 2026-02-26 22:29:58
● 2026-06-18 12:42:44
○MXmail.stack.co.uk2015-08-18 → 2016-11-27 · 4 obs
● 2016-11-27 20:52:58
○ 2019-12-29 12:16:26
○ 2026-06-18 12:42:44
○MXmailmx.sarcom.com2019-12-29 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
○MXmx1.hc3834-14.iphmx.com2026-02-26 → 2026-05-14 · 5 obs
● 2026-02-26 22:29:58
● 2026-05-14 17:32:18
○ 2026-05-15 03:10:04
○ 2026-06-18 12:42:44
○MXmx2.hc3834-14.iphmx.com2026-02-26 → 2026-05-14 · 5 obs
● 2026-02-26 22:29:58
● 2026-05-14 17:32:18
○ 2026-05-15 03:10:04
○ 2026-06-18 12:42:44
●MXmxa-00927e02.gslb.pphosted.com2026-05-15 → 2026-06-18 · 3 obs
● 2026-05-15 03:10:04
● 2026-06-18 12:42:44
●MXmxb-00927e02.gslb.pphosted.com2026-05-15 → 2026-06-18 · 3 obs
● 2026-05-15 03:10:04
● 2026-06-18 12:42:44
○MXns2.stack.co.uk2015-08-18 → 2016-11-27 · 4 obs
● 2016-11-27 20:52:58
○ 2019-12-29 12:16:26
○ 2026-06-18 12:42:44
○MXsmtp.pcmall.com2019-12-29 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
●A198.206.188.972026-02-26 → 2026-06-18 · 3 obs
● 2026-02-26 22:29:58
● 2026-06-18 12:42:44
○A213.48.152.302015-08-18 → 2019-12-29 · 4 obs
● 2019-12-29 12:16:26
○ 2026-02-26 22:29:58
○ 2026-06-18 12:42:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| stack.co.uk | ns1.insight.com, ns3.insight.com, ns2.insight.com | - |
✅ Authoritative Response
Server:198.206.188.100
NS records: ns1.insight.com, ns3.insight.com, ns2.insight.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stack.co.uk (unsigned zone)
⏱️ Timing
Total: 814ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.206.188.97 |
| NS | 4 | ns3.insight.com, ns1.insight.com... |
| MX | 2 | mxb-00927e02.gslb.pphosted.com (pri: 20), mxa-00927e02.gslb.pphosted.com (pri: 10) |
| TXT | 6 | hfecc5j754e3p562u21b1dpvrq, v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p... |
| SOA | 1 | ns1.insight.com postmaster.no.email.plea |
Analysis
Hierarchy
stack.co.uk has five child domains: ns2.stack.co.uk, cloudmx0.stack.co.uk, cloudmail.stack.co.uk, stack-utm.stack.co.uk and ns1.stack.co.uk.
IP Addresses
stack.co.uk resolves to just one IP address, 198.206.188.97.
Two other host names, along with www.nz.insight.com, www.ca.insight.com and www.au.insight.com, also share IP numbers with stack.co.uk.
Name Servers
The NS records for stack.co.uk point to four name servers: ns1.insight.com, ns2.insight.com, ns3.insight.com and ns4.insight.com.
There is at least partial name server overlap between stack.co.uk and other domains — 188.206.198.in-addr.arpa, pcmallpartners.com, pcm.com and two more among them.
The hosts ns1.insight.com, ns2.insight.com, ns3.insight.com and ns4.insight.com all resolve to exactly one IP address each: 198.187.200.63, 198.206.188.100, 208.69.248.6 and 199.181.77.153 respectively.
Mail Servers
stack.co.uk is served by two mail servers, mxa-00927e02.gslb.pphosted.com and mxb-00927e02.gslb.pphosted.com.
Among the domains sharing a mail server setup with stack.co.uk are enpointe.com, provista-uk.com, pcmall.com and two others.
mxa-00927e02.gslb.pphosted.com and mxb-00927e02.gslb.pphosted.com each point to one IP address — 66.159.246.223.
The host names mxa-00927e02.gslb.pphosted.com and mxb-00927e02.gslb.pphosted.com both resolve to 66.159.246.223 IP addresses.