stackworks.com - dns.ninja

stackworks.com

DNSSEC⚠️ Not signed
A31.221.78.237🇬🇧 EXPONENTIAL-E-AS31.221.0.0/17 Exponential-e Ltd
NSoptique.prhl.net
A54.77.154.8🇮🇪 Amazon54.76.0.0/15 EC2 DUB prefix
PTRec2-54-77-154-8.eu-west-1.compute.amazonaws.com
NSharmony.prhl.net
A40.86.184.234🇺🇸 Microsoft40.80.0.0/12
NStspot.prhl.net
A144.76.194.82🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
PTRtspot.prhl.net
MXeu-smtp-inbound-1.mimecast.com
A91.220.42.201🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A91.220.42.211🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A91.220.42.241🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.201🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.211🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.241🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
MXeu-smtp-inbound-2.mimecast.com
A91.220.42.201🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A91.220.42.211🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A91.220.42.241🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.201🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.211🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
A195.130.217.241🇬🇧 MIMECAST-UK195.130.217.0/24
PTReu-smtp-inbound-1.mimecast.com
PTReu-smtp-inbound-2.mimecast.com
TXTgoogle-site-verification=6HL1_06RHsM7UMsEsstFWxnY4k_gfa0wkBIL7v6PqNk
TXTMS=ms91292717
TXTapple-domain-verification=AovbWsYaqE1N6uez
TXTv=spf1 include:_netblocks.mimecast.com ~all
TXT__mc[domprov]:f4690a7e4e094ca4b6e762eaa4e59e19
TXTanthropic-domain-verification-gr6fdj=yvwHfn326qpojTxDbYAzWX8yD
SOAoptique.prhl.netwebmaster@msqpartners.com 2026-03-17 #0

com

Same first word

DNS History

7 records (6 active, 1 former)

20162017201820192020202120222023202420252026NSharmony.prhl.netoptique.prhl.nettspot.prhl.netMXeu-smtp-inbound-1.mimecast.comeu-smtp-inbound-2.mimecast.comA31.221.78.237162.242.135.94
NSharmony.prhl.net2015-08-09 → 2026-06-18 · 2 obs
● 2015-08-09 18:11:44
● 2026-06-18 11:47:34
NSoptique.prhl.net2015-08-09 → 2026-06-18 · 2 obs
● 2015-08-09 18:11:44
● 2026-06-18 11:47:34
NStspot.prhl.net2015-08-09 → 2026-06-18 · 2 obs
● 2015-08-09 18:11:44
● 2026-06-18 11:47:34
MXeu-smtp-inbound-1.mimecast.com2015-08-09 → 2026-06-18 · 2 obs
● 2015-08-09 18:11:44
● 2026-06-18 11:47:34
MXeu-smtp-inbound-2.mimecast.com2015-08-09 → 2026-06-18 · 2 obs
● 2015-08-09 18:11:44
● 2026-06-18 11:47:34
A162.242.135.942015-08-09 → 2017-02-07 · 4 obs
● 2015-08-09 18:11:44
● 2017-02-07 10:54:02
○ 2018-09-12 21:41:44
○ 2026-06-18 11:47:34
A31.221.78.2372018-09-12 → 2026-06-18 · 3 obs
○ 2017-02-07 10:54:02
● 2018-09-12 21:41:44
● 2026-06-18 11:47:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...-
stackworks.comoptique.prhl.net, harmony.prhl.net, tspot.prhl.net-

✅ Authoritative Response

Server:54.77.154.8

NS records: optique.prhl.net, harmony.prhl.net, tspot.prhl.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackworks.com (unsigned zone)

⏱️ Timing

Total: 830ms | Queries: -

📄 Records

TypeCountSample Data
A131.221.78.237
NS3harmony.prhl.net, tspot.prhl.net...
MX2eu-smtp-inbound-2.mimecast.com (pri: 5), eu-smtp-inbound-1.mimecast.com (pri: 5)
TXT6__mc[domprov]:f4690a7e4e094ca4b6e762eaa4, anthropic-domain-verification-gr6fdj=yvw...
SOA1optique.prhl.net webmaster.msqpartners.c

Analysis

IP Addresses

stackworks.com points to a single IP number: 31.221.78.237.

Additional host names — msq.partners, www.thegateworldwide.com, msqpartners.com and two others — share IP numbers with stackworks.com.

Name Servers

stackworks.com is served by three name servers: harmony.prhl.net, optique.prhl.net and tspot.prhl.net.

stackworks.com has at least partial name server overlap with other domains, such as moorebooks.co.uk, prhl.com, mediasquare.co.uk and two others.

It is common to see these name servers used together with name servers optique1.prhl.net and optique.prhl.com.

harmony.prhl.net has IP address 40.86.184.234, optique.prhl.net has IP address 54.77.154.8 and tspot.prhl.net has IP address 144.76.194.82 — one address each.

Mail Servers

stackworks.com has two mail servers: eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com.

stackworks.com shares the same mail server setup as other domains, including bhtco.com, wfsmith.co.uk, online.paragonbank.co.uk and two others.

stackworks.com shares mail servers — at least in part — with other domains, including harlequinplastics.co.uk, kennygroup.co.uk, sky-innovo.com and two others.

Host names with 6 IP numbers:

eu-smtp-inbound-1.mimecast.com maps to 91.220.42.201, 91.220.42.211, 91.220.42.241 and 3 additional IP addresses.

eu-smtp-inbound-2.mimecast.com maps to 91.220.42.201, 91.220.42.211, 91.220.42.241 and 3 additional IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 91.220.42.201 IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 91.220.42.211 IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 91.220.42.241 IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 195.130.217.201 IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 195.130.217.211 IP addresses.

eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com each have 195.130.217.241 IP addresses.