mail.3wk.com - robtex.com

mail.3wk.com

CNAMEmx1.emailsrvr.com
DNSSEC⚠️ Not signed
A184.106.54.1🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD
PTRmx1.emailsrvr.com
NSns2.rackspace.com ⭐ ⚠️ Not in parent delegation
A65.61.188.4🇺🇸 RACKSPACE-LON65.61.188.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218
PTRns2.rackspace.com
NSns.rackspace.com ⚠️ Not in parent delegation
A69.20.95.4🇺🇸 RACKSPACE-DFW69.20.95.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218
PTRns.rackspace.com
NSpdns219.ultradns.biz ⚠️ Not in parent delegation
A2610:a1:1015::ff🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns219.ultradns.biz
A156.154.66.219🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns219.ultradns.biz
NSpdns219.ultradns.com ⚠️ Not in parent delegation
A2001:502:f3ff::ff🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns219.ultradns.com
A156.154.64.219🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns219.ultradns.com
NSpdns219.ultradns.net ⚠️ Not in parent delegation
A2610:a1:1014::ff🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns219.ultradns.net
A156.154.65.219🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns219.ultradns.net
NSpdns219.ultradns.org ⚠️ Not in parent delegation
A2001:502:4612::ff🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns219.ultradns.org
A156.154.67.219🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns219.ultradns.org
SOAns.rackspace.compostmaster@emailsrvr.com serial=1685284025

3wk.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:af7c🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:1f53🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.83Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.124🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfrank.ns.cloudflare.com ⭐
NSrose.ns.cloudflare.com
MXmx1.emailsrvr.com ⭐
MXmx2.emailsrvr.com(20)
TXTv=spf1 include:emailsrvr.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.83, 172.67.175.124
IPv6 hints2606:4700:3030::ac43:af7c, 2606:4700:3035::6815:1f53
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com
SOAfrank.ns.cloudflare.comdns@cloudflare.com serial=2401363629
WOT: SAFE (62/100)
WOT: SAFE (68/100)

Previously MX for

3wk.net
3wk.com
www.3wk.com

Same first word

mail.bh
mail.site
mail.select
mail.email
mail.blue
mail.tools
mail.sy
mail.li
mail.rw
mail.vision
mail.sk
mail.at
mail.surf
mail.gov.ge
mail.dating
mail.travel
mail.td
mail.nr
mail.nrw
mail.xyz
mail.loginto.me
mail.bio
mail.dk
mail.main.jp
mail.graphics
mail.lc
mail.city
mail.yt
mail.watch
mail.lomo.jp
mail.lu
mail.tel
mail.ws
mail.holiday
mail.zombie.jp
mail.ma
mail.mr
mail.gov.af
mail.hashbang.sh
mail.mil.ru
mail.schwarz
mail.co.uk
mail.net.mk
mail.rj.gov.br
mail.freedesktop.org
mail.direct
mail.yandex
mail.sh.cn
mail.vacations
mail.my
mail.gov.mz
mail.gov.ph
mail.veterinaire.fr
mail.ee
mail.yokohama
mail.mu
mail.nflfan.org
mail.bayern
mail.leczna.pl
mail.dnsalias.com
mail.com.tr
mail.ai
mail.org.ru
mail.re
mail.credit
mail.pl
mail.co.com
mail.perspecta.cloud
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mail.net.kg
mail.qualifioapp.com
mail.photography
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mail.storage
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mail.ls
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mail.co.kr
mail.rv.ua
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mail.idv.tw
mail.pt
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mail.net.sa
mail.idf.il
mail.house
mail.mk
mail.club
mail.news
mail.daa.jp
mail.sd
mail.co.id
mail.top
mail.health-carereform.com

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mlai.org
laim.co.jp
imal.com.au
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liam.guru

DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A184.175.126.43CNAMEmx1.emailsrvr.com
○A184.175.126.432015-07-12 → 2016-12-31 · 3 obs
● 2015-07-12 13:32:40
● 2016-12-31 11:17:34
○ 2026-04-14 02:51:24
●CNAMEmx1.emailsrvr.com2026-04-14 → 2026-04-14 · 1 obs
● 2026-04-14 02:51:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
3wk.comrose.ns.cloudflare.com, frank.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.141

NS records: rose.ns.cloudflare.com, frank.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3wk.com (unsigned zone)

⏱️ Timing

Total: 75ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1mx1.emailsrvr.com

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (rose.ns.cloudflare.com, rose.ns.cloudflare.com, rose.ns.cloudflare.com...)

Analysis

IP Addresses

mail.3wk.com points to an IP address: 184.106.54.1.

other host names include mx.papeloro.com, mail.braintrustgames.com, mx1.centaurico.com, calsociety.com and sonomalatinagrill.com; they share IP numbers with mail.3wk.com.

Name Servers

mail.3wk.com delegates to six name servers: pdns219.ultradns.biz, ns2.rackspace.com, ns.rackspace.com, pdns219.ultradns.com, pdns219.ultradns.net and pdns219.ultradns.org.

mail.3wk.com at least partially shares name servers with other domains, for instance tmubears.com, precisionshims.com.au, simonparke.com, intercleanse.com and optitmobile.com.

These name servers are commonly used with dns1.stabletransit.com and dns2.stabletransit.com.

Two IPs per host:

pdns219.ultradns.biz points to 2610:a1:1015::ff and 156.154.66.219

pdns219.ultradns.com points to 2001:502:f3ff::ff and 156.154.64.219

pdns219.ultradns.net points to 2610:a1:1014::ff and 156.154.65.219

pdns219.ultradns.org points to 2001:502:4612::ff and 156.154.67.219

One IP per host:

ns2.rackspace.com points to 65.61.188.4

ns.rackspace.com points to 69.20.95.4