rubyos.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

rubyos.dev

DNSSEC⚠️ Not signed
NSjobs.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bb7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjobs.ns.cloudflare.com
A2803:f800:50::6ca2:c1b7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjobs.ns.cloudflare.com
A2a06:98c1:50::ac40:21b7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjobs.ns.cloudflare.com
A108.162.193.183🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjobs.ns.cloudflare.com
A172.64.33.183🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjobs.ns.cloudflare.com
A173.245.59.183🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjobs.ns.cloudflare.com
NSmargaret.ns.cloudflare.com
A2606:4700:50::a29f:266b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A2803:f800:50::6ca2:c26b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmargaret.ns.cloudflare.com
A2a06:98c1:50::ac40:226b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmargaret.ns.cloudflare.com
A108.162.194.107🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A162.159.38.107Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A172.64.34.107🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
MXus1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXus2-smtp.messagingengine.com(20)
A202.12.124.216TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
SOAjobs.ns.cloudflare.comdns@cloudflare.com serial=2416824675

dev

DNSSEC⚠️ Not signed
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

rubyos.ai
rubyos.com.au
rubyos.com
rubyos.xyz
rubyos.dev

Similar names

obrysu.com
rusboy.ru
rusboy.co.uk
byours.in
byorus.com
byours.us
obysur.com
boyrus.com
yorubs.com
soubry.org
rosbuy.com
ouysrb.vip
soruby.rest
subory.com
byours.ch
ruboys.ru
buysor.com
rusboy.com
borysu.synology.me
ruboys.com
soryub.com
byours.com
sbyuro.com.ua
soruby.asia
yubros.com
soubry.nl
sourby.com
borusy.com
byours.eu
soruby.com
byours.de
boursy.ir
rusboy.synology.me
soubry.biz
robuys.com
osbury.co
soryub.xyz
boursy.com
srouby.eu
urboys.com
osbury.com
soubry.net
srouby.cz
yorbus.com
borsyu.pages.dev
subory.sk
obrusy.com
byours.cn
roybus.com
subory.site
srouby.com
orbyus.com
yourbs.com
roysub.com
broyus.com
ruboys.net
byrous.com
byours.uk
sourby.my.id
byours.li
souryb.cz
buryos.xyz
obyrus.com
byurso.com
srouby.net
byours.nl
soubry.be
obrusy.sk
surbyo.ph
soubry.co.uk
brsyou.workers.dev
ourbys.com
yourbs.de
busyro.my.id
roysub.in
rubyso.ru.com
byours.at
soubry.duckdns.org
soubry.eu
yoursb.com
syrbou.de
byours.ae
soybru.com
yorubs.app
bursoy.com
buyors.com
bysoru.com
yorbus.co.uk
royusb.bond
obrusy.pl
soubry.com
obrusy.net
srybou.cz

Previous names

rubyhero.dev
rubyhotel.dev
rubyhub.dev
rubyhunt.dev
rubyjha.dev
rubyjobs.dev
rubykit.dev
rubylearning.dev
rubyleth.dev
rubyllm.dev
rubylore.dev
rubylu.dev
rubymagic.dev
rubymccandless.dev
rubynative.dev
rubynewbie.dev
rubynir.dev
rubyonmac.dev
rubyonrailsjobs.dev
rubyonvibes.dev

Next names

rubypatterns.dev
rubyperu.dev
rubypink.dev
rubypkg.dev
rubypoint.dev
rubyquantum.dev
rubyradar.dev
rubyrae.dev
rubyramirez.dev
rubyroidlabs.dev
rubyroost.dev
rubyrooster.dev
rubyroot.dev
rubyrubyrubyruby.dev
rubysage.dev
rubysandbox.dev
rubyshore.dev
rubyshots.dev
rubyslippers.dev
rubyspectre.dev

DNS History

4 records (4 active, 0 former)

NSjobs.ns.cloudflare.commargaret.ns.cloudflare.comMXus1-smtp.messagingengine.comus2-smtp.messagingengine.com
●NSjobs.ns.cloudflare.com2026-09-29 → 2026-10-23 · 2 obs
● 2026-09-29 03:18:44
● 2026-10-23 04:35:54
●NSmargaret.ns.cloudflare.com2026-09-29 → 2026-10-23 · 2 obs
● 2026-09-29 03:18:44
● 2026-10-23 04:35:54
●MXus1-smtp.messagingengine.com2026-10-23 → 2026-10-23 · 2 obs
● 2026-10-23 00:48:22
● 2026-10-23 04:35:54
●MXus2-smtp.messagingengine.com2026-10-23 → 2026-10-23 · 2 obs
● 2026-10-23 00:48:22
● 2026-10-23 04:35:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
rubyos.devmargaret.ns.cloudflare.com, jobs.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.183

NS records: margaret.ns.cloudflare.com, jobs.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 1109ms | Queries: -

📄 Records

TypeCountSample Data
NS2jobs.ns.cloudflare.com, margaret.ns.cloudflare.com
MX2us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
SOA1jobs.ns.cloudflare.com dns.cloudflare.co

Analysis

Name Servers

rubyos.dev is delegated to two name servers: jobs.ns.cloudflare.com and margaret.ns.cloudflare.com.

rubyos.dev shares its NS records with other domains, for example cedreplacivect-de.live, kapterzoraki.live, t8ofahsg958e.workers.dev and two others.

There is at least partial name server overlap between rubyos.dev and other domains — tstotojaya.org, synupnowtch.pages.dev, lv4xend.com and two more among them.

These name servers frequently co-occur with the name servers brett.ns.cloudflare.com and mira.ns.cloudflare.com.

DNS names with 6 IP addresses:

jobs.ns.cloudflare.com resolves to 108.162.193.183, 172.64.33.183, 173.245.59.183 and 3 other IP addresses.

margaret.ns.cloudflare.com resolves to 108.162.194.107, 162.159.38.107, 172.64.34.107 and 3 other IP addresses.

Mail Servers

rubyos.dev is served by two mail servers, us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

Among the domains sharing a mail server setup with rubyos.dev are gosink.org, asiasecure.com, distributedworkforce.org and two others.

rubyos.dev and other domains — swerlinc.com for instance — share at least some mail servers.

DNS names with 8 IP addresses:

us1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Host names that resolve to four IP numbers:

us2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.