firstfail.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

firstfail.dev

DNSSEC⚠️ Not signed
NSadrian.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a39🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A2803:f800:50::6ca2:c039🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRadrian.ns.cloudflare.com
A2a06:98c1:50::ac40:2039🇺🇸 Cloudflare2a06:98c1:50::/45
PTRadrian.ns.cloudflare.com
A108.162.192.57🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A172.64.32.57🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A173.245.58.57🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
NSbrett.ns.cloudflare.com
A2606:4700:58::adf5:3b4c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A2803:f800:50::6ca2:c14c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrett.ns.cloudflare.com
A2a06:98c1:50::ac40:214c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrett.ns.cloudflare.com
A108.162.193.76🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A172.64.33.76🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A173.245.59.76🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
SOAadrian.ns.cloudflare.comdns@cloudflare.com serial=2412769902

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

firstfail.com
firstfail.dev

Similar names

failfirst.net
fairlifts.com
riilstaff.com
failfirst.com
safirlift.com
fritslaif.nu

Previous names

firstaml.dev
firstapi.dev
firstbit.dev
firstbyte.dev
firstchoice.dev
firstcircle.dev
firstclasslearning.dev
firstcode.dev
firstcommand.dev
firstcommits.dev
firstcomponents.dev
firstcontrols.dev
firstcrypto.dev
firstdark.dev
firstdata.dev
firstday.dev
firstdonoharm.dev
firstdraft.dev
firstech.dev
firstedition.dev

Next names

firstflare.dev
firstfocus.dev
firstform.dev
firsthand.dev
firstharmonic.dev
firstissue.dev
firstkill.dev
firstlap.dev
firstlaw.dev
firstleaf.dev
firstlegal.dev
firstlightco.dev
firstlightui.dev
firstline.dev
firstlinesocial.dev
firstlookfutures.dev
firstloop.dev
firstmail.dev

DNS History

2 records (2 active, 0 former)

NSadrian.ns.cloudflare.combrett.ns.cloudflare.com
●NSadrian.ns.cloudflare.com2026-08-30 → 2026-08-31 · 2 obs
● 2026-08-30 11:59:30
● 2026-08-31 18:21:48
●NSbrett.ns.cloudflare.com2026-08-30 → 2026-08-31 · 2 obs
● 2026-08-30 11:59:30
● 2026-08-31 18:21:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
firstfail.devadrian.ns.cloudflare.com, brett.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.76

NS records: adrian.ns.cloudflare.com, brett.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstfail.dev (unsigned zone)

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

TypeCountSample Data
NS2adrian.ns.cloudflare.com, brett.ns.cloudflare.com
SOA1adrian.ns.cloudflare.com dns.cloudflare.

Analysis

Name Servers

firstfail.dev uses two name servers for its delegation: adrian.ns.cloudflare.com and brett.ns.cloudflare.com.

The name server configuration of firstfail.dev is shared with other domains, for instance a-bloga.pages.dev, elasticagent.ai, workingfamiliesunited.org and two others.

There is at least partial name server overlap between firstfail.dev and other domains — saralplan.com, pgvbetking.com, nairi-online.am and two more among them.

The name servers margaret.ns.cloudflare.com, tim.ns.cloudflare.com and peyton.ns.cloudflare.com are often found in combination with these name servers.

Hosts with 6 IP addresses each:

Hostname adrian.ns.cloudflare.com directs to 108.162.192.57, 172.64.32.57 and 173.245.58.57 along with 3 other IP addresses.

Hostname brett.ns.cloudflare.com directs to 108.162.193.76, 172.64.33.76 and 173.245.59.76 along with 3 other IP addresses.