johnmark.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

johnmark.dev

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:a35🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:833d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.10.53Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.131.61🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarnold.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b45🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A2803:f800:50::6ca2:c145🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarnold.ns.cloudflare.com
A2a06:98c1:50::ac40:2145🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarnold.ns.cloudflare.com
A108.162.193.69🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A172.64.33.69🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A173.245.59.69🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
NSharleigh.ns.cloudflare.com
A2606:4700:50::a29f:263a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharleigh.ns.cloudflare.com
A2803:f800:50::6ca2:c23a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRharleigh.ns.cloudflare.com
A2a06:98c1:50::ac40:223a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRharleigh.ns.cloudflare.com
A108.162.194.58🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharleigh.ns.cloudflare.com
A162.159.38.58Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharleigh.ns.cloudflare.com
A172.64.34.58🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharleigh.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute1.mx.cloudflare.net(9)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(61)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTgoogle-site-verification=81Zaf6tVMGCgOVDpvUSvRI0aSp7Jl8gEeWCkQuhP41o
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.10.53, 172.67.131.61
IPv6 hints2606:4700:3036::6815:a35, 2606:4700:3037::ac43:833d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com
SOAarnold.ns.cloudflare.comdns@cloudflare.com serial=2416160861

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

johnmark.tech
johnmark.net.au
johnmark.co
johnmark.com.ph
johnmark.org.ph
johnmark.vercel.app
johnmark.de
johnmark.us
johnmark.com
johnmark.co.uk
johnmark.me
johnmark.ca
johnmark.cv
johnmark.pro
johnmark.work
johnmark.com.au
johnmark.com.mx
johnmark.org
johnmark.dev

Similar names

markjohn.ph
markjohn.dev
markjohn.info
jhonmark.ph
markjohn.org
markjohn.com.au
markjohn.com.ph
markjohn.io
markjohn.ie
jhkorman.com

Previous names

johnlouie.dev
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johnlsg.dev
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johnluke.dev
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johnmaia.dev
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johnmarin.dev

Next names

johnmarren.dev
johnmarsden.dev
johnmarshall.dev
johnmartinez.dev
johnmathis.dev
johnmaxwell.dev
johnmaxwellteam.dev
johnmcan.dev
johnmcb.dev
johnmccain.dev
johnmccann.dev
johnmcdonald.dev
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DNS History

9 records (9 active, 0 former)

NSarnold.ns.cloudflare.comharleigh.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.10.53172.67.131.612606:4700:3036::6815:a352606:4700:3037::ac43:833d
●NSarnold.ns.cloudflare.com2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●NSharleigh.ns.cloudflare.com2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●MXroute1.mx.cloudflare.net2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●MXroute2.mx.cloudflare.net2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●MXroute3.mx.cloudflare.net2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●A104.21.10.532026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●A172.67.131.612026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●A2606:4700:3036::6815:a352026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50
●A2606:4700:3037::ac43:833d2026-09-03 → 2026-09-30 · 2 obs
● 2026-09-03 18:18:14
● 2026-09-30 22:37:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
johnmark.devarnold.ns.cloudflare.com, harleigh.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.58

NS records: arnold.ns.cloudflare.com, harleigh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnmark.dev (unsigned zone)

⏱️ Timing

Total: 1456ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.131.61, 104.21.10.53
AAAA22606:4700:3037::ac43:833d, 2606:4700:3036::6815:a35
NS2arnold.ns.cloudflare.com, harleigh.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 4), route2.mx.cloudflare.net (pri: 61)...
TXT2google-site-verification=81Zaf6tVMGCgOVD, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1arnold.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

johnmark.dev points to the four IP addresses 104.21.10.53, 172.67.131.61, 2606:4700:3036::6815:a35 and 2606:4700:3037::ac43:833d.

Two other host names, along with seloeucompenso.com.br, rightone.cn and aff.io, also share IP numbers with johnmark.dev.

Name Servers

DNS delegation for johnmark.dev points to two name servers: arnold.ns.cloudflare.com and harleigh.ns.cloudflare.com.

johnmark.dev shares its NS records with other domains, for example d97qqihi.workers.dev, bernersennen-collies.at, cat394.casino and two others.

At least some of johnmark.dev's name servers are shared with other domains, for example azukionline.com, abs-netto.workers.dev, codeecology3.workers.dev and two more.

These name servers tend to be deployed in combination with the name servers armando.ns.cloudflare.com and peyton.ns.cloudflare.com.

DNS names with 6 IP addresses:

arnold.ns.cloudflare.com has IP addresses 108.162.193.69, 172.64.33.69 and 173.245.59.69, plus 3 other.

harleigh.ns.cloudflare.com has IP addresses 108.162.194.58, 162.159.38.58 and 172.64.34.58, plus 3 other.

Mail Servers

The MX records for johnmark.dev list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between johnmark.dev and other domains, including itpace.com, dtddev.org, lilyrinpan.art and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.