poltech.info - dns.ninja
poltech.info
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1782650421 | ||||||
Previously MX for
poltech.info |
Same first word
poltech.eu |
poltech.com.tr |
poltech.de |
poltech.cz |
poltech.biz |
poltech.wielun.pl |
poltech.ru |
poltech.info |
poltech.com |
poltech.pl |
poltech.com.ua |
poltech.nl |
poltech.co.za |
poltech.com.pl |
Similar names
DNS History
23 records (9 active, 14 former)
○NSns.heartinternet.uk2017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 03:25:56
○ 2026-03-01 10:46:28
○ 2026-06-28 13:02:10
●NSns1.cloudhosting.net2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○NSns1.completewebsiteservices.co.uk2015-05-22 → 2016-08-07 · 6 obs
○ 2015-10-15 15:51:28
● 2015-12-21 11:33:42
● 2016-08-07 14:16:26
○ 2017-04-10 03:25:56
○ 2026-06-28 13:02:10
●NSns1.krystal.uk2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○NSns1.mr04.mycpanelcloud.co.uk2015-10-15 → 2015-10-15 · 4 obs
● 2015-10-15 15:51:28
○ 2015-12-21 11:33:42
○ 2026-06-28 13:02:10
●NSns2.cloudhosting.net2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○NSns2.completewebsiteservices.co.uk2015-05-22 → 2016-08-07 · 6 obs
○ 2015-10-15 15:51:28
● 2015-12-21 11:33:42
● 2016-08-07 14:16:26
○ 2017-04-10 03:25:56
○ 2026-06-28 13:02:10
○NSns2.heartinternet.uk2017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 03:25:56
○ 2026-03-01 10:46:28
○ 2026-06-28 13:02:10
●NSns2.krystal.uk2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○NSns2.mr04.mycpanelcloud.co.uk2015-10-15 → 2015-10-15 · 4 obs
● 2015-10-15 15:51:28
○ 2015-12-21 11:33:42
○ 2026-06-28 13:02:10
●NSns3.cloudhosting.net2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
●NSns4.cloudhosting.net2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○MXmail.poltech.info2017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 03:25:56
○ 2026-03-01 10:46:28
○ 2026-06-28 13:02:10
●MXmx1.krystal.io2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○MXmx1.krystal.uk2026-03-01 → 2026-06-28 · 2 obs
○ 2026-06-28 13:02:10
●MXmx2.krystal.io2026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○MXmx2.krystal.uk2026-03-01 → 2026-06-28 · 2 obs
○ 2026-06-28 13:02:10
○MXpoltech.info2015-05-22 → 2016-08-07 · 4 obs
● 2016-08-07 14:16:26
○ 2017-04-10 03:25:56
○ 2026-06-28 13:02:10
○A185.116.212.192015-10-15 → 2016-08-07 · 5 obs
● 2015-10-15 15:51:28
● 2016-08-07 14:16:26
○ 2017-04-10 03:25:56
○ 2026-06-28 13:02:10
○A31.216.52.1312015-05-22 → 2015-05-22 · 3 obs
○ 2015-10-15 15:51:28
○ 2026-06-28 13:02:10
○A77.72.1.412026-03-01 → 2026-06-28 · 2 obs
○ 2026-06-28 13:02:10
●A77.72.2.1372026-03-01 → 2026-06-28 · 3 obs
● 2026-03-01 10:46:28
● 2026-06-28 13:02:10
○A79.170.40.1242017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 03:25:56
○ 2026-03-01 10:46:28
○ 2026-06-28 13:02:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| poltech.info | ns2.cloudhosting.net, ns1.cloudhosting.net, ns4.cloudhosting.net, ns3.cloudhosting.net | - |
✅ Authoritative Response
Server:139.162.254.53
NS records: ns2.cloudhosting.net, ns1.cloudhosting.net, ns4.cloudhosting.net, ns3.cloudhosting.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for poltech.info (unsigned zone)
⏱️ Timing
Total: 713ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.72.2.137 |
| NS | 2 | ns2.krystal.uk, ns1.krystal.uk |
| MX | 2 | mx1.krystal.io (pri: 10), mx2.krystal.io (pri: 20) |
| TXT | 1 | v=spf1 ip4:77.72.1.41 ip4:77.72.2.137 ip |
| SOA | 1 | ns1.krystal.uk admin.demo.p137.lon.kryst |
Analysis
IP Addresses
poltech.info resolves to one IP address: 77.72.2.137.
p137.lon.krystal.io, sturch.co.uk, talkaoke.com and two other host names share IP numbers with poltech.info.
Name Servers
The DNS delegation for poltech.info covers 6 name servers: ns1.cloudhosting.net, ns2.cloudhosting.net, ns3.cloudhosting.net and 3 more.
poltech.info shares at least some of its name servers with other domains, including bur.no, calmera.co.uk, rufus.technology and two others.
These name servers are frequently seen alongside ns4.cloudhosting.net, ns1.krystal.uk, ns2.krystal.uk and 7 other name servers.
Hosts with just one IP address:
ns1.cloudhosting.net points to the IP address 77.72.0.11.
ns2.cloudhosting.net points to the IP address 139.162.230.184.
ns3.cloudhosting.net points to the IP address 77.72.0.13.
ns4.cloudhosting.net points to the IP address 139.162.254.53.
ns1.krystal.uk points to the IP address 77.72.0.11.
ns2.krystal.uk points to the IP address 139.162.230.184.
These two host names — ns1.cloudhosting.net and ns1.krystal.uk — each point to 77.72.0.11 IP addresses.
These two host names — ns2.cloudhosting.net and ns2.krystal.uk — each point to 139.162.230.184 IP addresses.
Mail Servers
Mail for poltech.info is handled by two mail servers — mx1.krystal.io and mx2.krystal.io.
poltech.info uses an identical mail server configuration to several other domains — among them coopsandhutches.co.uk, lightcentrebelgravia.co.uk, equinewhispers.com and two more.
poltech.info has at least partial mail server overlap with other domains such as ukports.org, pid.co.uk, fhsc.org.uk and two more.
Each of the two host names carries two IP addresses: mx1.krystal.io points to 185.53.56.44 and 185.53.56.46, and mx2.krystal.io points to 185.53.56.45 and 185.53.56.47.