os.guide - dns.ninja

os.guide

DNSSEC🔒 Signed (DS record present)
A2606:4700:3032::6815:3513🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:cfc6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.53.19Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.198🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjoyce.ns.cloudflare.com ⭐
A2606:4700:50::a29f:260e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoyce.ns.cloudflare.com
A2803:f800:50::6ca2:c20e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjoyce.ns.cloudflare.com
A2a06:98c1:50::ac40:220e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjoyce.ns.cloudflare.com
A108.162.194.14🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoyce.ns.cloudflare.com
A162.159.38.14Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoyce.ns.cloudflare.com
A172.64.34.14🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoyce.ns.cloudflare.com
NSjustin.ns.cloudflare.com
A2606:4700:58::adf5:3bbb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A2803:f800:50::6ca2:c1bb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjustin.ns.cloudflare.com
A2a06:98c1:50::ac40:21bb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjustin.ns.cloudflare.com
A108.162.193.187🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A172.64.33.187🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
A173.245.59.187🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjustin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.53.19, 172.67.207.198
IPv6 hints2606:4700:3032::6815:3513, 2606:4700:3033::ac43:cfc6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOAjoyce.ns.cloudflare.comdns@cloudflare.com serial=2410742793

guide

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.guide ⭐
NSv0n1.nic.guide
NSv0n2.nic.guide
NSv0n3.nic.guide
NSv2n0.nic.guide
NSv2n1.nic.guide
SOAv0n0.nic.guidehostmaster@donuts.email serial=1786598402
⚠️ On DNS blocklist: spam-tlds

Same first word

os.cm
os.clinic
os.ninja
os.zp.ua
os.ms
os.fund
os.vu
os.cr
os.healthcare
os.works
os.com.hk
os.be
os.mn
os.zone
os.cnt.br
os.com.tr
os.kg
os.my
os.gp
os.appspot.com
os.sg
os.fyi
os.su
os.net.nz
os.university
os.is
os.nl
os.org.pl
os.tv
os.dk
os.hu
os.co.uk
os.amsterdam
os.tw.cn
os.md
os.guide
os.cz
os.co
os.today
os.kommune.no
os.click
os.com.sg
os.dz
os.us.eu.org
os.coach
os.ma
os.cx
os.to
os.ca
os.life
os.org.ua
os.edu
os.uk
os.org.za
os.ee
os.by
os.photos
os.cl
os.ne.kr
os.co.za
os.myds.me
os.watch
os.com.sa
os.city
os.mg
os.me
os.vc
os.pl
os.com.my
os.uz
os.in.th
os.io
os.am
os.rs
os.ro
os.do
os.st
os.com.mx
os.gl
os.com.cn
os.org
os.sk
os.social
os.fo
os.fan
os.cool
os.gs
os.tools
os.cn
os.co.nz
os.run
os.co.th
os.com
os.mk
os.agency
os.ru
os.biz
os.law
os.tc
os.com.ua
os.com.au
os.tr
os.se
os.eu
os.lv
os.chat
os.cc
os.kiev.ua
os.net

Similar names

so.cn
so.tv
so.au
so.vc
so.life
so.se
so.city
so.uz
so.lv
so.uy
so.media
so.energy
so.co
so.cx
so.su
so.com
so.torun.pl
so.cm
so.cl
so.fo
so.org.nz
so.world
so.pl
so.agency
so.ro
so.digital
so
so.hu
so.io
so.pe
so.mba
so.to
so.cool
so.cz
so.ma
so.edgekey.net
so.ninja
so.gov.ae
so.ua
so.ink
so.ca
so.net.pl
so.capital
so.edu.vn
so.ge
so.de
so.enf.br
so.no
so.github.io
so.co.za

DNS History

34 records (6 active, 28 former)

201820192020202120222023202420252026NSjoyce.ns.cloudflare.comjustin.ns.cloudflare.comdns1.registrar-servers.comdns101.registrar-servers.comdns102.registrar-servers.comdns2.registrar-servers.comns1mpz.name.comns2fjz.name.comns3jkl.name.comns4fpy.name.comns6141.hostgator.comns6142.hostgator.comMXmail.b-io.comail.os.guidemx.plingest.comA104.21.53.19172.67.207.1982606:4700:3032::6815:35132606:4700:3033::ac43:cfc6172.234.24.211172.239.57.117188.114.96.0188.114.96.4188.114.97.0188.114.97.4192.232.223.81192.64.119.1812606:4700:3030::6815:35132a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::450.87.144.9069.64.147.242
○NSdns1.registrar-servers.com2026-02-15 → 2026-03-28 · 5 obs
○ 2021-07-09 12:28:00
● 2026-02-15 18:56:22
● 2026-03-28 19:30:18
○ 2026-04-09 07:47:24
○ 2026-08-13 05:35:04
○NSdns101.registrar-servers.com2026-04-09 → 2026-05-08 · 5 obs
○ 2026-03-28 19:30:18
● 2026-04-09 07:47:24
● 2026-05-08 03:41:40
○ 2026-06-04 03:06:40
○ 2026-08-13 05:35:04
○NSdns102.registrar-servers.com2026-04-09 → 2026-05-08 · 5 obs
○ 2026-03-28 19:30:18
● 2026-04-09 07:47:24
● 2026-05-08 03:41:40
○ 2026-06-04 03:06:40
○ 2026-08-13 05:35:04
○NSdns2.registrar-servers.com2026-02-15 → 2026-03-28 · 5 obs
○ 2021-07-09 12:28:00
● 2026-02-15 18:56:22
● 2026-03-28 19:30:18
○ 2026-04-09 07:47:24
○ 2026-08-13 05:35:04
●NSjoyce.ns.cloudflare.com2026-06-04 → 2026-08-13 · 3 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
● 2026-08-13 05:35:04
●NSjustin.ns.cloudflare.com2026-06-04 → 2026-08-13 · 3 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
● 2026-08-13 05:35:04
○NSns1mpz.name.com2017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○NSns2fjz.name.com2017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○NSns3jkl.name.com2017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○NSns4fpy.name.com2017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○NSns6141.hostgator.com2021-07-09 → 2021-07-09 · 4 obs
○ 2017-10-30 08:51:16
● 2021-07-09 12:28:00
○ 2026-02-15 18:56:22
○ 2026-08-13 05:35:04
○NSns6142.hostgator.com2021-07-09 → 2021-07-09 · 4 obs
○ 2017-10-30 08:51:16
● 2021-07-09 12:28:00
○ 2026-02-15 18:56:22
○ 2026-08-13 05:35:04
○MXmail.b-io.co2017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○MXmail.os.guide2021-07-09 → 2026-02-15 · 5 obs
○ 2017-10-30 08:51:16
● 2021-07-09 12:28:00
● 2026-02-15 18:56:22
○ 2026-02-20 01:01:32
○ 2026-08-13 05:35:04
○MXmx.plingest.com2026-04-09 → 2026-05-08 · 5 obs
○ 2026-02-20 01:01:32
● 2026-04-09 07:47:24
● 2026-05-08 03:41:40
○ 2026-06-04 03:06:40
○ 2026-08-13 05:35:04
●A104.21.53.192026-06-05 → 2026-08-13 · 7 obs
○ 2026-06-04 03:06:40
● 2026-06-05 08:32:48
○ 2026-07-13 13:05:38
● 2026-07-15 06:09:06
○ 2026-07-24 06:36:46
● 2026-07-24 07:11:04
● 2026-08-13 05:35:04
○A172.234.24.2112026-04-09 → 2026-05-08 · 5 obs
○ 2026-03-28 19:30:18
● 2026-04-09 07:47:24
● 2026-05-08 03:41:40
○ 2026-06-04 03:06:40
○ 2026-08-13 05:35:04
○A172.239.57.1172026-04-09 → 2026-05-08 · 5 obs
○ 2026-03-28 19:30:18
● 2026-04-09 07:47:24
● 2026-05-08 03:41:40
○ 2026-06-04 03:06:40
○ 2026-08-13 05:35:04
●A172.67.207.1982026-06-05 → 2026-08-13 · 7 obs
○ 2026-06-04 03:06:40
● 2026-06-05 08:32:48
○ 2026-07-13 13:05:38
● 2026-07-15 06:09:06
○ 2026-07-24 06:36:46
● 2026-07-24 07:11:04
● 2026-08-13 05:35:04
○A188.114.96.02026-06-04 → 2026-07-13 · 6 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
○ 2026-06-05 08:32:48
● 2026-07-13 13:05:38
○ 2026-07-15 06:09:06
○ 2026-08-13 05:35:04
○A188.114.96.42026-07-24 → 2026-07-24 · 4 obs
○ 2026-07-15 06:09:06
● 2026-07-24 06:36:46
○ 2026-07-24 07:11:04
○ 2026-08-13 05:35:04
○A188.114.97.02026-06-04 → 2026-07-13 · 6 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
○ 2026-06-05 08:32:48
● 2026-07-13 13:05:38
○ 2026-07-15 06:09:06
○ 2026-08-13 05:35:04
○A188.114.97.42026-07-24 → 2026-07-24 · 4 obs
○ 2026-07-15 06:09:06
● 2026-07-24 06:36:46
○ 2026-07-24 07:11:04
○ 2026-08-13 05:35:04
○A192.232.223.812021-07-09 → 2021-07-09 · 4 obs
○ 2021-04-10 22:11:42
● 2021-07-09 12:28:00
○ 2026-02-15 18:56:22
○ 2026-08-13 05:35:04
○A192.64.119.1812026-02-15 → 2026-03-28 · 5 obs
○ 2021-07-09 12:28:00
● 2026-02-15 18:56:22
● 2026-03-28 19:30:18
○ 2026-04-09 07:47:24
○ 2026-08-13 05:35:04
○A2606:4700:3030::6815:35132026-06-05 → 2026-06-05 · 4 obs
○ 2026-06-04 03:06:40
● 2026-06-05 08:32:48
○ 2026-06-27 00:46:10
○ 2026-08-13 05:35:04
●A2606:4700:3032::6815:35132026-06-27 → 2026-08-13 · 7 obs
○ 2026-06-05 08:32:48
● 2026-06-27 00:46:10
○ 2026-07-13 13:05:38
● 2026-07-15 06:09:06
○ 2026-07-24 06:36:46
● 2026-07-24 07:11:04
● 2026-08-13 05:35:04
●A2606:4700:3033::ac43:cfc62026-06-05 → 2026-08-13 · 7 obs
○ 2026-06-04 03:06:40
● 2026-06-05 08:32:48
○ 2026-07-13 13:05:38
● 2026-07-15 06:09:06
○ 2026-07-24 06:36:46
● 2026-07-24 07:11:04
● 2026-08-13 05:35:04
○A2a06:98c1:3120::2026-06-04 → 2026-07-24 · 8 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
○ 2026-06-05 08:32:48
● 2026-07-14 08:40:02
○ 2026-07-15 06:09:06
● 2026-07-24 06:36:46
○ 2026-07-24 07:11:04
○ 2026-08-13 05:35:04
○A2a06:98c1:3120::42026-07-13 → 2026-07-13 · 4 obs
○ 2026-06-27 00:46:10
● 2026-07-13 13:05:38
○ 2026-07-14 08:40:02
○ 2026-08-13 05:35:04
○A2a06:98c1:3121::2026-06-04 → 2026-07-24 · 8 obs
○ 2026-05-08 03:41:40
● 2026-06-04 03:06:40
○ 2026-06-05 08:32:48
● 2026-07-14 08:40:02
○ 2026-07-15 06:09:06
● 2026-07-24 06:36:46
○ 2026-07-24 07:11:04
○ 2026-08-13 05:35:04
○A2a06:98c1:3121::42026-07-13 → 2026-07-13 · 4 obs
○ 2026-06-27 00:46:10
● 2026-07-13 13:05:38
○ 2026-07-14 08:40:02
○ 2026-08-13 05:35:04
○A50.87.144.902021-04-10 → 2021-04-10 · 4 obs
○ 2017-10-30 08:51:16
● 2021-04-10 22:11:42
○ 2021-07-09 12:28:00
○ 2026-08-13 05:35:04
○A69.64.147.2422017-10-30 → 2017-10-30 · 3 obs
● 2017-10-30 08:51:16
○ 2021-04-10 22:11:42
○ 2026-08-13 05:35:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
guidev0n0.nic.guide, v0n1.nic.guide, v0n2.nic.guide, v0n3.nic.guide...12 records
os.guidejoyce.ns.cloudflare.com, justin.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.187

NS records: joyce.ns.cloudflare.com, justin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.207.198, 104.21.53.19
AAAA22606:4700:3032::6815:3513, 2606:4700:3033::ac43:cfc6
NS2joyce.ns.cloudflare.com, justin.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1joyce.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.guide, v0n0.nic.guide, v0n1.nic.guide...)

Analysis

IP Addresses

os.guide points to the four IP addresses 104.21.53.19, 172.67.207.198, 2606:4700:3032::6815:3513 and 2606:4700:3033::ac43:cfc6.

leadtouch.com.cn, paihang.98winok29.win, knewit.org and two other host names share IP numbers with os.guide.

Name Servers

os.guide is served by two delegated name servers, joyce.ns.cloudflare.com and justin.ns.cloudflare.com.

os.guide uses the same name servers as several other domains — among them labdemand.com, firmaunodinoi.it, tg-academy.ai and two more.

At least some of os.guide's name servers are shared with other domains, for example smedigest.com.ng, ivyleaguepotential.com, chengducarservice.com and two more.

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

Hostnames that resolve to 6 IP addresses:

joyce.ns.cloudflare.com carries IP addresses 108.162.194.14, 162.159.38.14 and 172.64.34.14, with 3 other addresses beyond those.

justin.ns.cloudflare.com carries IP addresses 108.162.193.187, 172.64.33.187 and 173.245.59.187, with 3 other addresses beyond those.