johnsystem.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

johnsystem.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1d3b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:ab69🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.29.59Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjermaine.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c9d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjermaine.ns.cloudflare.com
A2803:f800:50::6ca2:c39d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjermaine.ns.cloudflare.com
A2a06:98c1:50::ac40:239d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjermaine.ns.cloudflare.com
A108.162.195.157🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjermaine.ns.cloudflare.com
A162.159.44.157Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjermaine.ns.cloudflare.com
A172.64.35.157🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjermaine.ns.cloudflare.com
NSleia.ns.cloudflare.com
A2606:4700:50::adf5:3ab8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A2803:f800:50::6ca2:c0b8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleia.ns.cloudflare.com
A2a06:98c1:50::ac40:20b8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleia.ns.cloudflare.com
A108.162.192.184🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A172.64.32.184🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A173.245.58.184🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
MXmailserver.livemail.co.uk ⭐
A212.227.24.137🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmailserver.livemail.co.uk
TXTv=spf1 mx a include:_spf.livemail.co.uk ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.29.59, 172.67.171.105
IPv6 hints2606:4700:3030::6815:1d3b, 2606:4700:3037::ac43:ab69
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=65, name=cloudflare-ech.com
SOAjermaine.ns.cloudflare.comdns@cloudflare.com serial=2415573990

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

johnsystem.dev
johnsystem.workers.dev
johnsystem.co.kr
johnsystem.hk
johnsystem.ro
johnsystem.com

Previous names

johnsontech.dev
johnsontowoju.dev
johnsorrentino.dev
johnsoto.dev
johnsparks.dev
johnspencer.dev
johnsson.dev
johnsternberg.dev
johnstewart.dev
johnston.dev
johnstone.dev
johnstonlabs.dev
johnstonskj.dev
johnstontech.dev
johnstuppan.dev
johnsumner.dev
johnswan.dev
johnswanson.dev
johnsward.dev
johnsyr.dev

Next names

johntansor.dev
johntao.dev
johntaylor.dev
johnteacher.dev
johntech.dev
johnthe.dev
johnthethird.dev
johntian.dev
johntoner.dev
johntorio.dev
johntran.dev
johntrimble.dev
johntrinhvu.dev
johntse.dev
johntumath.dev
johnturner.dev
johnunderhill.dev
johnuuu.dev
johnvansloun.dev

DNS History

7 records (7 active, 0 former)

NSjermaine.ns.cloudflare.comleia.ns.cloudflare.comMXmailserver.livemail.co.ukA104.21.29.59172.67.171.1052606:4700:3030::6815:1d3b2606:4700:3037::ac43:ab69
●NSjermaine.ns.cloudflare.com2026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●NSleia.ns.cloudflare.com2026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●MXmailserver.livemail.co.uk2026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●A104.21.29.592026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●A172.67.171.1052026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●A2606:4700:3030::6815:1d3b2026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06
●A2606:4700:3037::ac43:ab692026-09-15 → 2026-10-15 · 2 obs
● 2026-09-15 10:47:56
● 2026-10-15 15:08:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
johnsystem.devjermaine.ns.cloudflare.com, leia.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.157

NS records: jermaine.ns.cloudflare.com, leia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnsystem.dev (unsigned zone)

⏱️ Timing

Total: 1185ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.171.105, 104.21.29.59
AAAA22606:4700:3030::6815:1d3b, 2606:4700:3037::ac43:ab69
NS2jermaine.ns.cloudflare.com, leia.ns.cloudflare.com
MX1mailserver.livemail.co.uk (pri: 10)
TXT1v=spf1 mx a include:_spf.livemail.co.uk
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jermaine.ns.cloudflare.com dns.cloudflar

Analysis

IP Addresses

johnsystem.dev resolves to four IP addresses: 104.21.29.59, 172.67.171.105, 2606:4700:3030::6815:1d3b and 2606:4700:3037::ac43:ab69.

Two other host names, along with andrepolly.top, f-bazze.org and www.endevr.ru, also share IP numbers with johnsystem.dev.

Name Servers

johnsystem.dev is served by two delegated name servers, jermaine.ns.cloudflare.com and leia.ns.cloudflare.com.

johnsystem.dev shares its NS records with other domains, for example premiumnet.pages.dev, manueladema33.workers.dev, elgunyahyayev032.workers.dev and two others.

johnsystem.dev shares at least some of its name servers with other domains, including hgawg.sbs, hgrocqyv.workers.dev, netflixvn.io and two others.

These name servers are frequently seen alongside the name servers osmar.ns.cloudflare.com, dalary.ns.cloudflare.com, joyce.ns.cloudflare.com and colette.ns.cloudflare.com.

DNS names with 6 IP addresses:

jermaine.ns.cloudflare.com carries IP addresses 108.162.195.157, 162.159.44.157 and 172.64.35.157, with 3 other addresses beyond those.

leia.ns.cloudflare.com carries IP addresses 108.162.192.184, 172.64.32.184 and 173.245.58.184, with 3 other addresses beyond those.

Mail Servers

The sole mail server for johnsystem.dev is mailserver.livemail.co.uk.

Among the domains sharing a mail server setup with johnsystem.dev are essgroup.co.uk, k-glowbeauty.co.uk, dontmakeitworse.co.uk and two others.

There is one IP number for mailserver.livemail.co.uk: 212.227.24.137.