bert.one - dns.ninja

bert.one

DNSSEC⚠️ Not signed
A141.98.26.36🇬🇧 KRYSTAL141.98.24.0/22
PTRadorno-ams1.krystalhosting.com
NSns1.krystal.uk ⭐
A77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd
PTRns1.krystal.uk
NSns2.krystal.uk
A139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies
PTRns2.krystal.uk
MXmx1.krystalhosting.com ⭐
A185.53.56.44🇬🇧 KRYSTAL185.53.56.0/22
PTRmx1.strikemail.co.uk
A185.53.56.46🇬🇧 KRYSTAL185.53.56.0/22
PTRmx1.strikemail.co.uk
MXmx2.krystalhosting.com(20)
A185.53.56.45🇬🇧 KRYSTAL185.53.56.0/22
PTRmx2.strikemail.co.uk
A185.53.56.47🇬🇧 KRYSTAL185.53.56.0/22
PTRmx2.strikemail.co.uk
TXTv=spf1 +a +mx +ip4:141.98.26.36 include:relay.k.io ~all
SOAns1.krystal.ukadmin@k-validator-adorno-ams1.krystalhosting.com 2026-07-28 #2

one

DNSSEC🔒 Signed (DS record present)
NSa.nic.one ⭐
NSb.nic.one
NSc.nic.one
NSx.nic.one
NSy.nic.one
NSz.nic.one
SOAa.nic.oneadmin@tldns.godaddy serial=1786071990

Same first word

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treb.me

DNS History

11 records (5 active, 6 former)

20192020202120222023202420252026NSns1.krystal.ukns2.krystal.ukns01.one.comns02.one.comMXmx1.krystalhosting.commx2.krystalhosting.commx1.pub.mailpod1-cph3.one.commx2.pub.mailpod1-cph3.one.commx3.pub.mailpod1-cph3.one.comA141.98.26.3646.30.213.95
○NSns01.one.com2018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52
○NSns02.one.com2018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52
●NSns1.krystal.uk2026-03-26 → 2026-08-07 · 3 obs
○ 2018-01-30 20:08:50
● 2026-03-26 01:29:06
● 2026-08-07 04:11:52
●NSns2.krystal.uk2026-03-26 → 2026-08-07 · 3 obs
○ 2018-01-30 20:08:50
● 2026-03-26 01:29:06
● 2026-08-07 04:11:52
●MXmx1.krystalhosting.com2026-03-26 → 2026-08-07 · 3 obs
○ 2018-01-30 20:08:50
● 2026-03-26 01:29:06
● 2026-08-07 04:11:52
○MXmx1.pub.mailpod1-cph3.one.com2018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52
●MXmx2.krystalhosting.com2026-03-26 → 2026-08-07 · 3 obs
○ 2018-01-30 20:08:50
● 2026-03-26 01:29:06
● 2026-08-07 04:11:52
○MXmx2.pub.mailpod1-cph3.one.com2018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52
○MXmx3.pub.mailpod1-cph3.one.com2018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52
●A141.98.26.362026-03-26 → 2026-08-07 · 3 obs
○ 2018-01-30 20:08:50
● 2026-03-26 01:29:06
● 2026-08-07 04:11:52
○A46.30.213.952018-01-30 → 2018-01-30 · 3 obs
● 2018-01-30 20:08:50
○ 2026-03-26 01:29:06
○ 2026-08-07 04:11:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
onec.nic.one, y.nic.one, a.nic.one, z.nic.one...12 records
bert.onens2.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 bert.one (unsigned zone)

⏱️ Timing

Total: 745ms | Queries: -

📄 Records

TypeCountSample Data
A1141.98.26.36
NS2ns1.krystal.uk, ns2.krystal.uk
MX2mx2.krystalhosting.com (pri: 20), mx1.krystalhosting.com (pri: 10)
TXT1v=spf1 +a +mx +ip4:141.98.26.36 include:
SOA1ns1.krystal.uk admin.k-validator-adorno-

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.one, b.nic.one, c.nic.one...)

Analysis

IP Addresses

bert.one resolves to just one IP address, 141.98.26.36.

Two other host names, along with eurorate.co.uk, ibby.dk and mail.cunicode.com, also share IP numbers with bert.one.

Name Servers

DNS delegation for bert.one points to two name servers: ns1.krystal.uk and ns2.krystal.uk.

bert.one shares its NS records with other domains, for example development-vip.co.uk, directcladding.com, steadiworks.com and two others.

bert.one partially shares its NS delegation with several other domains, including academy.solutions, oldfieldbespokefurniture.co.uk, grangefarmcampsite.co.uk and two others.

In DNS configurations, these name servers often share authority with ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.cloudhosting.uk 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

bert.one is served by two mail servers, mx1.krystalhosting.com and mx2.krystalhosting.com.

Among the domains sharing a mail server setup with bert.one are easleyplumber.com, meter.no, hits.no and two others.

mx1.krystalhosting.com directs to 185.53.56.44 and 185.53.56.46. mx2.krystalhosting.com directs to 185.53.56.45 and 185.53.56.47. Each host name carries two IP addresses.