lab4.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

lab4.dev

DNSSEC⚠️ Not signed
NSns1.digitalocean.com
A2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
MXmail.protonmail.ch
A176.119.200.128🇨🇭 Proton176.119.200.0/24
PTRmail.protonmail.ch
A185.70.42.128🇨🇭 Proton185.70.42.0/24
PTRmail.protonmail.ch
A185.205.70.128🇫🇷 Proton185.205.70.0/24
PTRmail.protonmail.ch
MXmailsec.protonmail.ch(20)
A176.119.200.129🇨🇭 Proton176.119.200.0/24
PTRmailsec.protonmail.ch
A185.70.42.129🇨🇭 Proton185.70.42.0/24
PTRmailsec.protonmail.ch
A185.205.70.129🇫🇷 Proton185.205.70.0/24
PTRmailsec.protonmail.ch
TXTgoogle-site-verification=rg2Y-pvkuEeVRuZdqCOTH9fxUsxBK-OX42pZtPXXBIE
TXTprotonmail-verification=1af43a2e79ba1ef68b7cdd31e9e8757d8f6a76db
TXTv=spf1 include:_spf.protonmail.ch ~all
SOAns1.digitalocean.comhostmaster@lab4.dev serial=0

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

Similar names

Previous names

Next names

DNS History

5 records (5 active, 0 former)

NSns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comMXmail.protonmail.chmailsec.protonmail.ch
NSns1.digitalocean.com2026-08-30 → 2026-09-01 · 2 obs
● 2026-08-30 14:13:06
● 2026-09-01 11:42:04
NSns2.digitalocean.com2026-08-30 → 2026-09-01 · 2 obs
● 2026-08-30 14:13:06
● 2026-09-01 11:42:04
NSns3.digitalocean.com2026-08-30 → 2026-09-01 · 2 obs
● 2026-08-30 14:13:06
● 2026-09-01 11:42:04
MXmail.protonmail.ch2026-08-30 → 2026-09-01 · 2 obs
● 2026-08-30 14:13:06
● 2026-09-01 11:42:04
MXmailsec.protonmail.ch2026-08-30 → 2026-09-01 · 2 obs
● 2026-08-30 14:13:06
● 2026-09-01 11:42:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
lab4.devns3.digitalocean.com, ns2.digitalocean.com, ns1.digitalocean.com-

✅ Authoritative Response

Server:172.64.52.210

NS records: ns3.digitalocean.com, ns2.digitalocean.com, ns1.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lab4.dev (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns2.digitalocean.com, ns3.digitalocean.com...
MX2mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)
TXT3protonmail-verification=1af43a2e79ba1ef6, google-site-verification=rg2Y-pvkuEeVRuZ...
SOA1ns1.digitalocean.com hostmaster.lab4.dev

Analysis

Name Servers

lab4.dev has three name servers — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

lab4.dev partially shares its NS delegation with several other domains, including 1.0.0.1.6.b.0.0.0.0.0.0.0.0.0.0.0.d.0.0.2.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa, rakzo.in, cutjapan.com and two others.

Each of ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com points to two IP numbers. ns1.digitalocean.com points to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com points to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com points to 172.64.49.209 and 2606:4700:52::ac40:31d1.

Mail Servers

lab4.dev is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

Among the domains sharing a mail server setup with lab4.dev are redtero.com, sinclair.tech, jurassicbarkpetcare.com and two others.

There is at least a partial MX overlap between lab4.dev and other domains, including buvis.net, chajewski.de, shio.pl and two others.

mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).