diffsec.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

diffsec.dev

DNSSEC⚠️ Not signed
A2606:50c0:8000::153🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8001::153🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8002::153🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8003::153🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A185.199.108.153🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24
A185.199.109.153🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24
A185.199.110.153🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24
A185.199.111.153🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24
NScarter.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b50🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarter.ns.cloudflare.com
A2803:f800:50::6ca2:c150🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarter.ns.cloudflare.com
A2a06:98c1:50::ac40:2150🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcarter.ns.cloudflare.com
A108.162.193.80🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarter.ns.cloudflare.com
A172.64.33.80🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarter.ns.cloudflare.com
A173.245.59.80🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarter.ns.cloudflare.com
NSleia.ns.cloudflare.com
A2606:4700:50::adf5:3ab8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A2803:f800:50::6ca2:c0b8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleia.ns.cloudflare.com
A2a06:98c1:50::ac40:20b8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleia.ns.cloudflare.com
A108.162.192.184🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A172.64.32.184🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
A173.245.58.184🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleia.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
SOAcarter.ns.cloudflare.comdns@cloudflare.com serial=2412092359

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

diffsec.dev

Similar names

fcsefid.workers.dev

Previous names

difc.dev
diff.dev
diffable.dev
diffcheck.dev
diffday.dev
diffdino.dev
diffdog.dev
differ.dev
diffey.dev
diffi.dev
diffiq.dev
diffit.dev
diffix.dev
difflane.dev
diffly.dev
diffo.dev
diffreel.dev
diffrent.dev
diffrun.dev
diffscroll.dev

Next names

difftime.dev
difftree.dev
diffui.dev
diffumist.dev
diffuse.dev
diffusebox.dev
diffusez.dev
diffwarden.dev
diffwrite.dev
difhel.dev
difi.dev
diformer.dev
dify-himotoki.dev
dify.dev
dig.dev
diga-hub.dev
digalo.dev
digantadas.dev
digantara.dev
digart.dev

DNS History

12 records (12 active, 0 former)

NScarter.ns.cloudflare.comleia.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA185.199.108.153185.199.109.153185.199.110.153185.199.111.1532606:50c0:8000::1532606:50c0:8001::1532606:50c0:8002::1532606:50c0:8003::153
●NScarter.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●NSleia.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●MXin1-smtp.messagingengine.com2026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●MXin2-smtp.messagingengine.com2026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A185.199.108.1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A185.199.109.1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A185.199.110.1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A185.199.111.1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A2606:50c0:8000::1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A2606:50c0:8001::1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A2606:50c0:8002::1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24
●A2606:50c0:8003::1532026-08-28 → 2026-08-30 · 2 obs
● 2026-08-28 02:01:36
● 2026-08-30 11:10:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
diffsec.devleia.ns.cloudflare.com, carter.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.184

NS records: leia.ns.cloudflare.com, carter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diffsec.dev (unsigned zone)

⏱️ Timing

Total: 604ms | Queries: -

📄 Records

TypeCountSample Data
A4185.199.110.153, 185.199.108.153...
AAAA42606:50c0:8001::153, 2606:50c0:8003::153...
NS2carter.ns.cloudflare.com, leia.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
SOA1carter.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

diffsec.dev has 8 IP addresses — 185.199.108.153, 185.199.109.153, 185.199.110.153 and 5 more.

kontalk.net, inspire-you.net, langasand.se and two other host names share IP numbers with diffsec.dev.

Name Servers

diffsec.dev has two authoritative name servers — carter.ns.cloudflare.com and leia.ns.cloudflare.com.

diffsec.dev uses the same name servers as several other domains — among them sole-proposal-lee-trade-greatest-0-5.pages.dev, metvtoons.com, droneborg.com and two more.

There is at least partial name server overlap between diffsec.dev and other domains — rapid83.workers.dev, tangoleo.fr, 1wdvuk.com and two more among them.

These name servers frequently co-occur with the name servers osmar.ns.cloudflare.com and laura.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

carter.ns.cloudflare.com points to 108.162.193.80, 172.64.33.80, 173.245.59.80 and 3 other IP addresses.

leia.ns.cloudflare.com points to 108.162.192.184, 172.64.32.184, 173.245.58.184 and 3 other IP addresses.

Mail Servers

Mail for diffsec.dev is handled by two mail servers — in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

diffsec.dev uses an identical mail server configuration to several other domains — among them caltar.fr, direct-control.nl, canarius.net and two more.

diffsec.dev and a number of other domains — knitty.com, tachyon.gg, hearp.org and hellensboutique.com among them — share at least some of the same mail servers.

Hostnames that resolve to 8 IP addresses:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts that point to four IP numbers:

in2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.