crystalhd.com - robtex.com

crystalhd.com

DNSSEC⚠️ Not signed
NSpdns1.ultradns.net ⚠️ Not in zone NS records
A2001:502:f3ff::1🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns1.ultradns.net
A204.74.108.1🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar
PTRpdns1.ultradns.net
NSpdns2.ultradns.net ⚠️ Not in zone NS records
A2610:a1:1014::1🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns2.ultradns.net
A204.74.109.1🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar
PTRpdns2.ultradns.net
NSpdns3.ultradns.org ⚠️ Not in zone NS records
A2610:a1:1015::1🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns3.ultradns.org
A199.7.68.1🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar
PTRpdns3.ultradns.org
NSpdns4.ultradns.org ⚠️ Not in zone NS records
A2001:502:4612::1🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns4.ultradns.org
A199.7.69.1🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar
PTRpdns4.ultradns.org
NSpdns5.ultradns.info ⚠️ Not in zone NS records
A2610:a1:1016::1🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRpdns5.ultradns.info
A204.74.114.1🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar
PTRpdns5.ultradns.info
NSpdns6.ultradns.co.uk ⚠️ Not in zone NS records
A2610:a1:1017::1🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRpdns6.ultradns.co.uk
A204.74.115.1🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar
PTRpdns6.ultradns.co.uk

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774431112

Same first word

crystalhd.com

Similar names

dhcrystal.net
dhcrystal.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukns09.domaincontrol.comns10.domaincontrol.comns29.domaincontrol.comns30.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA184.168.221.58198.71.232.350.63.202.5372.167.191.69
○NSns09.domaincontrol.com2015-06-25 → 2016-01-28 · 4 obs
● 2015-06-25 18:24:22
● 2016-01-28 12:57:22
○ 2016-04-25 12:33:48
○ 2026-03-25 09:54:28
○NSns10.domaincontrol.com2015-06-25 → 2016-01-28 · 4 obs
● 2015-06-25 18:24:22
● 2016-01-28 12:57:22
○ 2016-04-25 12:33:48
○ 2026-03-25 09:54:28
○NSns29.domaincontrol.com2017-01-10 → 2018-07-16 · 4 obs
○ 2016-04-25 12:33:48
● 2017-01-10 00:07:06
● 2018-07-16 14:10:02
○ 2026-03-25 09:54:28
○NSns30.domaincontrol.com2017-01-10 → 2018-07-16 · 4 obs
○ 2016-04-25 12:33:48
● 2017-01-10 00:07:06
● 2018-07-16 14:10:02
○ 2026-03-25 09:54:28
●NSpdns1.ultradns.net2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
●NSpdns2.ultradns.net2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
●NSpdns3.ultradns.org2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
●NSpdns4.ultradns.org2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
●NSpdns5.ultradns.info2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
●NSpdns6.ultradns.co.uk2026-03-25 → 2026-03-25 · 2 obs
○ 2018-07-16 14:10:02
● 2026-03-25 09:54:28
○MXmailstore1.secureserver.net2015-06-25 → 2018-07-16 · 6 obs
● 2015-06-25 18:24:22
● 2016-01-28 12:57:22
○ 2016-04-25 12:33:48
● 2017-01-10 00:07:06
● 2018-07-16 14:10:02
○ 2026-03-25 09:54:28
○MXsmtp.secureserver.net2015-06-25 → 2018-07-16 · 6 obs
● 2015-06-25 18:24:22
● 2016-01-28 12:57:22
○ 2016-04-25 12:33:48
● 2017-01-10 00:07:06
● 2018-07-16 14:10:02
○ 2026-03-25 09:54:28
○A184.168.221.582017-01-10 → 2018-07-16 · 4 obs
○ 2016-04-25 12:33:48
● 2017-01-10 00:07:06
● 2018-07-16 14:10:02
○ 2026-03-25 09:54:28
○A198.71.232.32015-11-09 → 2015-11-09 · 4 obs
○ 2015-06-25 18:24:22
● 2015-11-09 14:29:04
○ 2016-01-28 12:57:22
○ 2026-03-25 09:54:28
○A50.63.202.532016-01-28 → 2016-01-28 · 4 obs
○ 2015-11-09 14:29:04
● 2016-01-28 12:57:22
○ 2016-04-25 12:33:48
○ 2026-03-25 09:54:28
○A72.167.191.692015-06-25 → 2015-06-25 · 3 obs
● 2015-06-25 18:24:22
○ 2015-11-09 14:29:04
○ 2026-03-25 09:54:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...-
crystalhd.compdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...-

✅ Authoritative Response

Server:199.7.69.1

NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crystalhd.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

crystalhd.com is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

crystalhd.com at least partially shares name servers with other domains, including bloombergindonesia.tv, kevlar.it, hotwire.om, sorelcaribou.com and universalservice.org.

These name servers are commonly used with the name servers udns1.ultradns.netudns2.ultradns.netdns1.p01.nsone.netdns2.p01.nsone.netdns3.p01.nsone.net and dns4.p01.nsone.net.

Host names with two IP numbers:

Host pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1

Host pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1

Host pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1

Host pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1

Host pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1

Host pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1