failmail.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

failmail.dev

DNSSEC🔒 Signed (DS record present)
A2a01:4f8:1c0c:5e44::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A162.55.49.44🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC
NSkristin.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ab5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A2803:f800:50::6ca2:c0b5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkristin.ns.cloudflare.com
A2a06:98c1:50::ac40:20b5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkristin.ns.cloudflare.com
A108.162.192.181🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A172.64.32.181🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
A173.245.58.181🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristin.ns.cloudflare.com
NSnitin.ns.cloudflare.com
A2606:4700:58::adf5:3bd7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A2803:f800:50::6ca2:c1d7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnitin.ns.cloudflare.com
A2a06:98c1:50::ac40:21d7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnitin.ns.cloudflare.com
A108.162.193.215🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A172.64.33.215🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A173.245.59.215🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
MXfailmail.dev ⭐ 🔒
A2a01:4f8:1c0c:5e44::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A162.55.49.44🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC
PTRfailmail.dev
TXTv=spf1 mx a ra=postmaster -all
SOAkristin.ns.cloudflare.comdns@cloudflare.com serial=2414544383

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)

MX for

failmail.dev
pgrossmann.org
dgrossmann.org

Same first word

failmail.com
failmail.dk
failmail.org
failmail.nl
failmail.de
failmail.dev
failmail.net

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filmalia.es
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alifmail.com
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Previous names

fai-cloud.dev
faiakah.dev
faibi.dev
faibyshev.dev
faicons.dev
faictory.dev
faida.dev
faigle.dev
faihaan.dev
faijeachu.dev
faik.dev
faikarmocht.dev
faikidine.dev
fail-kit.dev
fail-safe.dev
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failfast.dev

Next names

failmemory.dev
failopen.dev
failpack.dev
failpath.dev
failsafe-go.dev
failsafe.dev
failsim.dev
failte.dev
failure-modes.dev
faiman.dev
faimed.dev
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fainidenis.dev
fainin.dev
faino.dev
faiq.dev

DNS History

5 records (5 active, 0 former)

NSkristin.ns.cloudflare.comnitin.ns.cloudflare.comMXfailmail.devA162.55.49.442a01:4f8:1c0c:5e44::1
●NSkristin.ns.cloudflare.com2026-09-05 → 2026-09-13 · 2 obs
● 2026-09-05 18:23:08
● 2026-09-13 11:25:20
●NSnitin.ns.cloudflare.com2026-09-05 → 2026-09-13 · 2 obs
● 2026-09-05 18:23:08
● 2026-09-13 11:25:20
●MXfailmail.dev2026-09-05 → 2026-09-13 · 2 obs
● 2026-09-05 18:23:08
● 2026-09-13 11:25:20
●A162.55.49.442026-09-05 → 2026-09-13 · 2 obs
● 2026-09-05 18:23:08
● 2026-09-13 11:25:20
●A2a01:4f8:1c0c:5e44::12026-09-05 → 2026-09-13 · 2 obs
● 2026-09-05 18:23:08
● 2026-09-13 11:25:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
failmail.devkristin.ns.cloudflare.com, nitin.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.181

NS records: kristin.ns.cloudflare.com, nitin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

TypeCountSample Data
A1162.55.49.44
AAAA12a01:4f8:1c0c:5e44::1
NS2kristin.ns.cloudflare.com, nitin.ns.cloudflare.com
MX1failmail.dev (pri: 10)
TXT1v=spf1 mx a ra=postmaster -all
SOA1kristin.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Mail Server Role

The mail server failmail.dev handles mail for failmail.dev, pgrossmann.org and dgrossmann.org.

IP Addresses

failmail.dev resolves to the IP addresses 162.55.49.44 and 2a01:4f8:1c0c:5e44::1

Name Servers

failmail.dev uses two name servers for its delegation: kristin.ns.cloudflare.com and nitin.ns.cloudflare.com.

failmail.dev shares its NS records with other domains, for example hoa-kit.com, dealer-auction.com, haozi2026.xyz and two others.

failmail.dev has at least partial name server overlap with other domains, such as tanzeemdigitallibrary.com, auovwt9.workers.dev, kohinoorproperties.net.in and two others.

It is common to find these name servers paired with the name servers jarred.ns.cloudflare.com, stanley.ns.cloudflare.com, frank.ns.cloudflare.com and miguel.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname kristin.ns.cloudflare.com directs to 108.162.192.181, 172.64.32.181 and 173.245.58.181 along with 3 other IP addresses.

Hostname nitin.ns.cloudflare.com directs to 108.162.193.215, 172.64.33.215 and 173.245.59.215 along with 3 other IP addresses.

Mail Servers

failmail.dev is served by just one mail server: failmail.dev.

failmail.dev uses the same mail servers as pgrossmann.org and dgrossmann.org, among others.

failmail.dev has two IP addresses: 162.55.49.44 and 2a01:4f8:1c0c:5e44::1.