samcoscientific.net - robtex.com

samcoscientific.net

DNSSEC⚠️ Not signed
NSpdns1.ultradns.net ⭐
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
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
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
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
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
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
MXfilter.fishersci.com ⭐
A12.46.238.7🇺🇸 AS1381212.46.238.0/24 Fibertech
MXfilter2.fishersci.com ⭐
A12.46.238.28🇺🇸 AS1381212.46.238.0/24 Fibertech
MXmail3.fishersci.com ⭐
A12.46.238.91🇺🇸 AS1381212.46.238.0/24 Fibertech
MXmail4.fishersci.com ⭐
A12.46.238.92🇺🇸 AS1381212.46.238.0/24 Fibertech
SOApdns1.ultradns.netdnsinfo@thermofisher.com 2011-07-13 #18

net

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=1774539382

Same first word

samcoscientific.com
samcoscientific.biz
samcoscientific.net

DNS History

15 records (10 active, 5 former)

2008201020122014201620182020202220242026NSpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukfsc1.fishersci.comfsc2.fishersci.comfsc3.fishersci.comMXfilter.fishersci.comfilter2.fishersci.commail3.fishersci.commail4.fishersci.commail.fishersci.commail2.fishersci.com
○NSfsc1.fishersci.com2007-09-21 → 2007-09-21 · 3 obs
● 2007-09-21 16:49:46
○ 2015-08-15 22:02:52
○ 2026-03-26 15:44:06
○NSfsc2.fishersci.com2007-09-21 → 2007-09-21 · 3 obs
● 2007-09-21 16:49:46
○ 2015-08-15 22:02:52
○ 2026-03-26 15:44:06
○NSfsc3.fishersci.com2007-09-21 → 2007-09-21 · 3 obs
● 2007-09-21 16:49:46
○ 2015-08-15 22:02:52
○ 2026-03-26 15:44:06
●NSpdns1.ultradns.net2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●NSpdns2.ultradns.net2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●NSpdns3.ultradns.org2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●NSpdns4.ultradns.org2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●NSpdns5.ultradns.info2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●NSpdns6.ultradns.co.uk2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●MXfilter.fishersci.com2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
●MXfilter2.fishersci.com2015-08-15 → 2026-03-26 · 3 obs
○ 2007-09-21 16:49:46
● 2015-08-15 22:02:52
● 2026-03-26 15:44:06
○MXmail.fishersci.com2007-09-21 → 2007-09-21 · 3 obs
● 2007-09-21 16:49:46
○ 2015-08-15 22:02:52
○ 2026-03-26 15:44:06
○MXmail2.fishersci.com2007-09-21 → 2007-09-21 · 3 obs
● 2007-09-21 16:49:46
○ 2015-08-15 22:02:52
○ 2026-03-26 15:44:06
●MXmail3.fishersci.com2007-09-21 → 2026-03-26 · 2 obs
● 2007-09-21 16:49:46
● 2026-03-26 15:44:06
●MXmail4.fishersci.com2007-09-21 → 2026-03-26 · 2 obs
● 2007-09-21 16:49:46
● 2026-03-26 15:44:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netc.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...-
samcoscientific.netpdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...4 records

✅ Authoritative Response

Server:199.7.68.1

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 samcoscientific.net (unsigned zone)

⏱️ Timing

Total: 2725ms | Queries: -

📄 Records

TypeCountSample Data
NS6pdns1.ultradns.net, pdns2.ultradns.net...
MX4mail3.fishersci.com (pri: 50), mail4.fishersci.com (pri: 50)...
SOA1pdns1.ultradns.net dnsinfo.thermofisher.

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns1.ultradns.net, pdns1.ultradns.net, pdns2.ultradns.net...)

Analysis

Name Servers

samcoscientific.net 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.

samcoscientific.net at least partially shares its name servers with other domains, for instance adminstudio.us, blaw.com, hotels-newyork.com, associmg.com and 100.95.208.in-addr.arpa.

These name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net, dns-external-master.amazon.com, x1.amazonaws.com, x2.amazonaws.com, x3.amazonaws.org and x4.amazonaws.org.

Hostnames with two IP numbers:

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

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

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

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

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

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

Mail Servers

samcoscientific.net is handled by four mail servers: filter2.fishersci.com, filter.fishersci.com, mail3.fishersci.com and mail4.fishersci.com.

samcoscientific.net shares some mail servers with other domains, including mostek.com, nuncsamples.com, pyroclean.com, radiometrie.com and richardallenscientific.com.

Host names with one IP number: filter2.fishersci.com points to 12.46.238.28; filter.fishersci.com points to 12.46.238.7; mail3.fishersci.com points to 12.46.238.91; mail4.fishersci.com points to 12.46.238.92.