biacore.nl - robtex.com

biacore.nl

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

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-08-04 04:30:01 +0000 (EPOCH 1785817801)
SOAns1.dns.nldns@sidn.nl 2026-08-04 #9

Same first word

biacore.org
biacore.com
biacore.be
biacore.nl
biacore.net
biacore.se
biacore.ch

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DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukMXns.ge.comA198.169.188.7198.169.189.7
●NSpdns1.ultradns.net2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
●NSpdns2.ultradns.net2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
●NSpdns3.ultradns.org2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
●NSpdns4.ultradns.org2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
●NSpdns5.ultradns.info2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
●NSpdns6.ultradns.co.uk2015-08-12 → 2026-08-04 · 2 obs
● 2015-08-12 06:19:32
● 2026-08-04 05:31:50
○MXns.ge.com2015-08-12 → 2018-10-23 · 4 obs
● 2015-08-12 06:19:32
● 2018-10-23 20:23:10
○ 2026-06-11 08:23:28
○ 2026-08-04 05:31:50
○A198.169.188.72015-08-12 → 2017-02-18 · 4 obs
● 2015-08-12 06:19:32
● 2017-02-18 06:07:06
○ 2018-10-23 20:23:10
○ 2026-08-04 05:31:50
○A198.169.189.72018-10-23 → 2018-10-23 · 4 obs
○ 2017-02-18 06:07:06
● 2018-10-23 20:23:10
○ 2026-06-11 08:23:28
○ 2026-08-04 05:31:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns4.dns.nl, ns1.dns.nl-
biacore.nlpdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org...-

✅ Authoritative Response

Server:199.7.69.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biacore.nl (unsigned zone)

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

biacore.nl carries NS records listing 6 name servers — pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 others.

biacore.nl partially shares its NS delegation with several other domains, including 16.69.217.in-addr.arpa, hotelclub.com.gt, bloombergtradebook.co.in and two others.

In DNS configurations, these name servers often share authority with pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other name servers.

Host names pointing to two IP addresses:

The A records for pdns5.ultradns.info return 204.74.114.1 and 2610:a1:1016::1.

The A records for pdns1.ultradns.net return 204.74.108.1 and 2001:502:f3ff::1.

The A records for pdns2.ultradns.net return 204.74.109.1 and 2610:a1:1014::1.

The A records for pdns3.ultradns.org return 199.7.68.1 and 2610:a1:1015::1.

The A records for pdns4.ultradns.org return 199.7.69.1 and 2001:502:4612::1.

The A records for pdns6.ultradns.co.uk return 204.74.115.1 and 2610:a1:1017::1.