hdlinkup.com - robtex.com

hdlinkup.com

DNSSEC⚠️ Not signed
NSns1.nbcuni.com ⭐
A2001:502:f3ff::31🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRns1.nbcuni.com
A156.154.64.31🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRns1.nbcuni.com
NSns2.nbcuni.com
A2610:a1:1014::31🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRns2.nbcuni.com
A156.154.65.31🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRns2.nbcuni.com
NSns3.nbcuni.com
A2610:a1:1015::31🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRns3.nbcuni.com
A156.154.66.31🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRns3.nbcuni.com
NSns4.nbcuni.com
A2001:502:4612::31🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRns4.nbcuni.com
A156.154.67.31🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRns4.nbcuni.com
NSns5.nbcuni.com
A2610:a1:1016::31🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRns5.nbcuni.com
A156.154.68.31🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar
PTRns5.nbcuni.com
NSns6.nbcuni.com
A2610:a1:1017::31🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRns6.nbcuni.com
A156.154.69.31🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar
PTRns6.nbcuni.com
TXTv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
SOAns1.nbcuni.comdomain\@admin.nbcuni.com 2024-09-12 #4

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=1774504172

Same first word

hdlinkup.com

Similar names

hduplink.com

DNS History

14 records (6 active, 8 former)

200920112013201520172019202120232025NSns1.nbcuni.comns2.nbcuni.comns3.nbcuni.comns4.nbcuni.comns5.nbcuni.comns6.nbcuni.comns1.netbcp.comns2.netbcp.netpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.uk
●NSns1.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
○NSns1.netbcp.com2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
●NSns2.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
○NSns2.netbcp.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
●NSns3.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
●NSns4.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
●NSns5.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
●NSns6.nbcuni.com2026-03-09 → 2026-03-26 · 3 obs
○ 2015-08-21 21:53:38
● 2026-03-09 18:23:44
● 2026-03-26 06:17:18
○NSpdns1.ultradns.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
○NSpdns2.ultradns.net2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
○NSpdns3.ultradns.org2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
○NSpdns4.ultradns.org2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
○NSpdns5.ultradns.info2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18
○NSpdns6.ultradns.co.uk2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 17:17:48
○ 2015-08-21 21:53:38
○ 2026-03-26 06:17:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...-
hdlinkup.comns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com...6 records

✅ Authoritative Response

Server:156.154.66.31

NS records: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com, ns6.nbcuni.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hdlinkup.com (unsigned zone)

⏱️ Timing

Total: 122ms | Queries: -

📄 Records

TypeCountSample Data
NS6ns1.nbcuni.com, ns2.nbcuni.com...
TXT1v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p
SOA1ns1.nbcuni.com domain\.admin.nbcuni.com

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com...)

Analysis

Name Servers

hdlinkup.com is delegated to six name servers: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com and ns6.nbcuni.com.

hdlinkup.com partially shares name servers with other domains; examples include trolls.fi, datelinecrime.net, bravoforculture.com, trolle-film.pl and allinow.com.

These name servers are commonly used with pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

Host names with two IP numbers:

ns1.nbcuni.com points to: 2001:502:f3ff::31 and 156.154.64.31.

ns2.nbcuni.com points to: 2610:a1:1014::31 and 156.154.65.31.

ns3.nbcuni.com points to: 2610:a1:1015::31 and 156.154.66.31.

ns4.nbcuni.com points to: 2001:502:4612::31 and 156.154.67.31.

ns5.nbcuni.com points to: 2610:a1:1016::31 and 156.154.68.31.

ns6.nbcuni.com points to: 2610:a1:1017::31 and 156.154.69.31.