🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`39.engineering`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:16a4^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:cdeb^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.22.164^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.205.235^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marvin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marvin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marvin.ns.cloudflare.com`
		A	108.162.195.251^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	162.159.44.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	172.64.35.251^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
NS	`zainab.ns.cloudflare.com`
		A	2606:4700:50::a29f:2695^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zainab.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c295^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zainab.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2295^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zainab.ns.cloudflare.com`
		A	108.162.194.149^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zainab.ns.cloudflare.com`
		A	162.159.38.149^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zainab.ns.cloudflare.com`
		A	172.64.34.149^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zainab.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2a00:1450:4013:c07::1b^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`el-in-f27.1e100.net`
		A	2a00:1450:4013:c08::1b^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`en-in-f27.1e100.net`
		A	2a00:1450:4013:c1c::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqog-in-f26.1e100.net`
		A	2a00:1450:4013:c1c::1b^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqog-in-f27.1e100.net`
		A	142.251.18.27^{🇺🇸 Google142.251.18.0/24}
			PTR	`er-in-f27.1e100.net`
		A	172.253.153.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yugrqfv-in-f26.1e100.net`
		A	172.253.153.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yugrqfv-in-f27.1e100.net`
		A	172.253.154.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yugrqxp-in-f27.1e100.net`
		A	192.178.213.26^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f26.1e100.net`
TXT	`google-site-verification=PGf-Lpn3PxPiQgkclweMqE9fGJ8C9w8jHPNuXqNhWS0`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.22.164, 172.67.205.235
		IPv6 hints	2606:4700:3034::6815:16a4, 2606:4700:3034::ac43:cdeb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=175, name=cloudflare-ech.com
SOA	`marvin.ns.cloudflare.com`dns@cloudflare.com serial=2418970631

`engineering`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.engineering` ⭐
	NS	`v0n1.nic.engineering`
	NS	`v0n2.nic.engineering`
	NS	`v0n3.nic.engineering`
	NS	`v2n0.nic.engineering`
	NS	`v2n1.nic.engineering`
	SOA	`v0n0.nic.engineering`hostmaster@donuts.email serial=1793573621

Same first word

39.nz

39.ag

39.wtf

39.pl

39.de

39.cl

39.vg

39.club

39.ae

39.fi

39.al

39.amsterdam

39.fo

39.la

39.net.cn

39.sb

39.ai

39.org

39.icu

39.cn

39.cloudns.org

39.mk

39.legal

39.design

39.co.nz

39.is

39.ci

39.net.ru

39.tf

39.rw

39.am

39.beauty

39.io

39.net

39.systems

39.app

39.workers.dev

39.fans

39.work

39.co.uk

39.ws

39.network

39.yt

39.fr

39.digital

39.hk

39.gy

39.su

39.biz

39.com.ph

39.io.vn

39.team

39.net.ph

39.com.mx

39.se

39.si

39.com.tw

39.in-addr.arpa

39.cz

39.org.ph

39.gold

39.lc

39.dk

39.world

39.gd.cn

39.at

39.ie

39.com.hk

39.law

39.lt

39.ee

39.fyi

39.tm

39.wf

39.chat

39.ru

39.co

39.com.tr

39.no

39.game

39.kz

39.vc

39.gs

39.kg

39.hn.cn

39.be

39.pe

39.nl

39.agency

39.hu

39.mom

39.lv

39.tel

39.lat

39.re

39.engineering

39.co.za

39.ph

39.nu

39.com.au

39.pages.dev

39.lu

39.rs

39.com

39.ac.cn

Similar names

93.plus

93.nl

93.cc

93.ro

93.productions

93.cl

93.cx

93.ai

93.net.cn

93.com.hk

93.sb

93.com.cn

93.delivery

93.workers.dev

93.is

93.creditcard

93.vip

93.chat

93.studio

93.gov.cn

93.com.tr

93.nz

93.org

93.no

93.sk

93.net.ph

93.gold

93.amsterdam

93.nu

93.re

93.school

93.pe

93.ph

93.ag

93.co.za

93.biz

93.tm

93.icu

93.fyi

93.rw

93.cn

93.co

93.com

93.org.cn

93.app

93.vc

93.com.ua

93.cz

93.com.tw

93.ms

93.network

93.be

93.fr

93.degree

93.js.cn

93.org.ph

93.am

93.rs

Previous names

Next names

DNS History

10 records (7 active, 3 former)

●NSmarvin.ns.cloudflare.com2026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

●NSzainab.ns.cloudflare.com2026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

○MXroute1.mx.cloudflare.net2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:31:38
○ 2026-10-08 14:25:26
○ 2026-11-01 23:16:46

○MXroute2.mx.cloudflare.net2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:31:38
○ 2026-10-08 14:25:26
○ 2026-11-01 23:16:46

○MXroute3.mx.cloudflare.net2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:31:38
○ 2026-10-08 14:25:26
○ 2026-11-01 23:16:46

●MXsmtp.google.com2026-10-08 → 2026-11-01 · 3 obs

○ 2026-09-05 16:31:38
● 2026-10-08 14:25:26
● 2026-11-01 23:16:46

●A104.21.22.1642026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

●A172.67.205.2352026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

●A2606:4700:3034::6815:16a42026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

●A2606:4700:3034::ac43:cdeb2026-09-05 → 2026-11-01 · 2 obs

● 2026-09-05 16:31:38
● 2026-11-01 23:16:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
engineering	v0n1.nic.engineering, v2n0.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering...	12 records
39.engineering	marvin.ns.cloudflare.com, zainab.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.251

NS records: marvin.ns.cloudflare.com, zainab.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 39.engineering (unsigned zone)

⏱️ Timing

Total: 1054ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.22.164, 172.67.205.235`
AAAA	2	`2606:4700:3034::6815:16a4, 2606:4700:3034::ac43:cdeb`
NS	2	`marvin.ns.cloudflare.com, zainab.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=PGf-Lpn3PxPiQgk, v=spf1 include:_spf.mx.cloudflare.net in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marvin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n1.nic.engineering, v0n1.nic.engineering, v2n0.nic.engineering...)

Analysis

IP Addresses

39.engineering resolves to four IP addresses: 104.21.22.164, 172.67.205.235, 2606:4700:3034::6815:16a4 and 2606:4700:3034::ac43:cdeb.

judybarnesblog.eu.org, 5444bet.pro, a.bb.ccc.dddd.luyenthitructuyen.edu.vn and two other host names share IP numbers with 39.engineering.

Name Servers

The NS records for 39.engineering delegate to marvin.ns.cloudflare.com and zainab.ns.cloudflare.com.

39.engineering uses the same name servers as several other domains — among them elearning-bfb.workers.dev, chicat.me, thealtermeai.com and two more.

39.engineering partially shares its NS delegation with several other domains, including htecfarming.com, venuetoysco.com, firedamagerestorationservicesyucaipa-shop.pages.dev and two others.

These name servers regularly co-occur with the name servers henry.ns.cloudflare.com, demi.ns.cloudflare.com and serena.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

marvin.ns.cloudflare.com maps to 108.162.195.251, 162.159.44.251, 172.64.35.251 and 3 additional IP addresses.

zainab.ns.cloudflare.com maps to 108.162.194.149, 162.159.38.149, 172.64.34.149 and 3 additional IP addresses.

Mail Servers

Mail for 39.engineering is handled by a single mail server, smtp.google.com.

39.engineering uses an identical mail server configuration to several other domains — among them eireneranch.org, zenyus.com, ahpro.net and two more.

39.engineering has at least partial mail server overlap with other domains such as pergamo.cnt.br, unitedpatriotli.com, epialtda.com.co and two more.

This set of mail servers commonly appears together with the mail servers aspmx.l.google.com.

smtp.google.com resolves to 9 IP addresses — 142.251.18.27, 172.253.153.26, 172.253.153.27 and 6 others.

39.engineering - robtex.com

39.engineering

engineering

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`39.engineering`

`engineering`