`4.guru-articles.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a09b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:eda^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.218^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.155^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.218, 172.67.160.155
		IPv6 hints	2606:4700:3033::ac43:a09b, 2606:4700:3036::6815:eda
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com

`guru-articles.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a09b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:eda^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.218^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.155^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gail.ns.cloudflare.com` ⭐
NS	`kirk.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.218, 172.67.160.155
		IPv6 hints	2606:4700:3033::ac43:a09b, 2606:4700:3036::6815:eda
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com
SOA	`gail.ns.cloudflare.com`dns@cloudflare.com serial=2400013298

Subdomains

213.4.guru-articles.com

Same first word

4.vacations

4.fashion

4.gs.cn

4.sb

4.sv

4.ro

4.la

4.fitness

4.ie

4.mr

4.je

4.pages.dev

4.berlin

4.wedding

4.cc

4.amsterdam

4.cl

4.gold

4.he.cn

4.church

4.cz

4.network

4.s3.amazonaws.com

4.dating

4.plus

4.githubusercontent.com

4.pl

4.is

4.ly

4.bj.cn

4.gg

4.my

4.ln.cn

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4.events

4.co.nz

4.in-addr.arpa

4.toys

4.tv

4.cafe

4.org

4.vg

4.cam

4.de

4.ws

4.ah.cn

4.srl

4.mk

4.dev

4.kids

4.ms

4.com.ms

4.ph

4.fm

4.kz

4.ac

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4.bio

4.city

4.org.uk

4.ai

4.asia

4.cm

4.to

4.ht

4.cn

4.ua

4.azurestaticapps.net

4.s3.eu-central-1.amazonaws.com

4.fr

4.co

4.biz

4.td

4.cash

4.tm

4.cx

4.fo

4.gp

4.se

4.kg

4.me

4.yoga

4.com.vn

4.com.ua

4.uy

4.dk

4.hm

4.fj.cn

4.bet

4.s3-website-us-east-1.amazonaws.com

4.casino

4.st

DNS History

7 records (4 active, 3 former)

○NSdns1.name-services.com2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 13:00:16
○ 2015-11-20 05:46:50
○ 2026-04-27 04:35:52

○MXp.nsm.ctmail.com2015-07-23 → 2016-03-10 · 4 obs

● 2015-07-23 13:00:16
● 2016-03-10 06:40:04
○ 2016-07-10 14:48:28
○ 2026-04-27 04:35:52

●A104.21.14.2182026-04-06 → 2026-04-27 · 3 obs

○ 2016-07-10 14:48:28
● 2026-04-06 06:09:22
● 2026-04-27 04:35:52

●A172.67.160.1552026-04-06 → 2026-04-27 · 3 obs

○ 2016-07-10 14:48:28
● 2026-04-06 06:09:22
● 2026-04-27 04:35:52

●A2606:4700:3033::ac43:a09b2026-04-06 → 2026-04-27 · 3 obs

○ 2016-07-10 14:48:28
● 2026-04-06 06:09:22
● 2026-04-27 04:35:52

●A2606:4700:3036::6815:eda2026-04-06 → 2026-04-27 · 3 obs

○ 2016-07-10 14:48:28
● 2026-04-06 06:09:22
● 2026-04-27 04:35:52

○A8.5.1.392015-07-23 → 2016-07-10 · 4 obs

● 2015-07-23 13:00:16
● 2016-07-10 14:48:28
○ 2026-04-06 06:09:22
○ 2026-04-27 04:35:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
guru-articles.com	gail.ns.cloudflare.com, kirk.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.192

NS records: gail.ns.cloudflare.com, kirk.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guru-articles.com (unsigned zone)

⏱️ Timing

Total: 267ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.14.218, 172.67.160.155`
AAAA	2	`2606:4700:3033::ac43:a09b, 2606:4700:3036::6815:eda`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (gail.ns.cloudflare.com, gail.ns.cloudflare.com, gail.ns.cloudflare.com...)

Analysis

Hierarchy

4.guru-articles.com is parent of 213.4.guru-articles.com.

IP Addresses

4.guru-articles.com points to four IP numbers: 2606:4700:3033::ac43:a09b, 2606:4700:3036::6815:eda, 104.21.14.218 and 172.67.160.155.

Other host names, for instance shopfittings-ltd.co.uk, globalmail.mxpath.net, nmgzqyy.com, atl-mail-out1.mxpath.net and san-mail-out3.mxpath.net share IP numbers with 4.guru-articles.com.

4.guru-articles.com - robtex.com