johnmark.dev - dns.ninja

🛡️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=137, 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.online
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
johnlowery.dev
johnlsg.dev
johnltran.dev
johnlucas.dev
johnluke.dev
johnlynch.dev
johnlynn.dev
johnm.dev
johnma.dev
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johnmahoneygames.dev
johnmaia.dev
johnmali.dev
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johnmarieygot.dev
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
johnmcdougal.dev
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johnmcguin.dev
johnmckernan.dev
johnmcnichol.dev
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johnmendez.dev

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 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●NSharleigh.ns.cloudflare.com2026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●MXroute1.mx.cloudflare.net2026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●MXroute2.mx.cloudflare.net2026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●MXroute3.mx.cloudflare.net2026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●A104.21.10.532026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●A172.67.131.612026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●A2606:4700:3036::6815:a352026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08
●A2606:4700:3037::ac43:833d2026-09-03 → 2026-10-02 · 2 obs
● 2026-09-03 18:18:14
● 2026-10-02 13:31:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
johnmark.devharleigh.ns.cloudflare.com, arnold.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.69

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnmark.dev (unsigned zone)

⏱️ Timing

Total: 2530ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.131.61, 104.21.10.53
AAAA22606:4700:3036::6815:a35, 2606:4700:3037::ac43:833d
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 resolves to four IP addresses: 104.21.10.53, 172.67.131.61, 2606:4700:3036::6815:a35 and 2606:4700:3037::ac43:833d.

seloeucompenso.com.br, rightone.cn, aff.io plus two other host names have IP numbers in common with johnmark.dev.

Name Servers

johnmark.dev is served by two delegated name servers, arnold.ns.cloudflare.com and harleigh.ns.cloudflare.com.

The name server configuration of johnmark.dev is shared with other domains, for instance d97qqihi.workers.dev, bernersennen-collies.at, cat394.casino and two others.

johnmark.dev has at least partial name server overlap with other domains, such as azukionline.com, abs-netto.workers.dev, codeecology3.workers.dev and two others.

It is common to see these name servers used together with name servers armando.ns.cloudflare.com and peyton.ns.cloudflare.com.

Hosts with 6 IP addresses each:

arnold.ns.cloudflare.com carries IP addresses 108.162.193.69, 172.64.33.69 and 173.245.59.69, with 3 other addresses beyond those.

harleigh.ns.cloudflare.com carries IP addresses 108.162.194.58, 162.159.38.58 and 172.64.34.58, with 3 other addresses beyond those.

Mail Servers

johnmark.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by johnmark.dev are shared with other domains: itpace.com, dtddev.org, lilyrinpan.art and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.