zero.dev - robtex.com

zero.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:58cf🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:995d🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.207Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.93🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfred.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b71🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A2803:f800:50::6ca2:c171🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfred.ns.cloudflare.com
A2a06:98c1:50::ac40:2171🇺🇸 Cloudflare2a06:98c1:50::/45
PTRfred.ns.cloudflare.com
A108.162.193.113🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A172.64.33.113🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A173.245.59.113🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
NSkim.ns.cloudflare.com
A2606:4700:50::adf5:3a7e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A2803:f800:50::6ca2:c07e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkim.ns.cloudflare.com
A2a06:98c1:50::ac40:207e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkim.ns.cloudflare.com
A108.162.192.126🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A172.64.32.126🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A173.245.58.126🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTkeybase-site-verification=MrXvG66qcTzlSnK5BLoNiCatyNhN6-KIW6ydhKTyhRk
TXTv=spf1 include:spf.messagingengine.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.88.207, 172.67.153.93
IPv6 hints2606:4700:3032::6815:58cf, 2606:4700:3033::ac43:995d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOAfred.ns.cloudflare.comdns@cloudflare.com serial=2409340533

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

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zero.com.au
zero.by
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zero.tokyo.jp
zero.one
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zero.wtf
zero.camp
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zero.duckdns.org
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zero.yoga
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zero.tips
zero.com.mx
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zero.net.uk
zero.digital
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zero.gr
zero.ir
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DNS History

16 records (8 active, 8 former)

201820192020202120222023202420252026NSfred.ns.cloudflare.comkim.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comyour-dns-needs-immediate-attention.devA104.21.88.207172.67.153.932606:4700:3032::6815:58cf2606:4700:3033::ac43:995d127.0.53.53188.114.96.0188.114.97.02606:4700:3030::6815:58cf2606:4700:3031::ac43:995d2a06:98c1:3120::2a06:98c1:3121::
●NSfred.ns.cloudflare.com2026-03-22 → 2026-07-15 · 2 obs
● 2026-03-22 23:55:24
● 2026-07-15 01:49:14
●NSkim.ns.cloudflare.com2026-03-22 → 2026-07-15 · 2 obs
● 2026-03-22 23:55:24
● 2026-07-15 01:49:14
●MXin1-smtp.messagingengine.com2026-03-22 → 2026-07-15 · 3 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-07-15 01:49:14
●MXin2-smtp.messagingengine.com2026-03-22 → 2026-07-15 · 3 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-07-15 01:49:14
○MXyour-dns-needs-immediate-attention.dev2017-01-22 → 2017-01-22 · 3 obs
● 2017-01-22 07:47:48
○ 2026-03-22 23:55:24
○ 2026-07-15 01:49:14
●A104.21.88.2072026-03-22 → 2026-07-15 · 8 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-24 19:46:28
○ 2026-04-28 02:27:22
● 2026-04-29 20:00:14
● 2026-06-04 16:30:16
○ 2026-07-12 20:55:32
● 2026-07-15 01:49:14
○A127.0.53.532017-01-22 → 2017-01-22 · 3 obs
● 2017-01-22 07:47:48
○ 2026-03-22 23:55:24
○ 2026-07-15 01:49:14
●A172.67.153.932026-03-22 → 2026-07-15 · 8 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-24 19:46:28
○ 2026-04-28 02:27:22
● 2026-04-29 20:00:14
● 2026-06-04 16:30:16
○ 2026-07-12 20:55:32
● 2026-07-15 01:49:14
○A188.114.96.02026-04-28 → 2026-07-12 · 7 obs
○ 2026-03-22 23:55:24
○ 2026-04-24 19:46:28
● 2026-04-28 02:27:22
○ 2026-04-29 20:00:14
○ 2026-06-04 16:30:16
● 2026-07-12 20:55:32
○ 2026-07-15 01:49:14
○A188.114.97.02026-04-28 → 2026-07-12 · 7 obs
○ 2026-03-22 23:55:24
○ 2026-04-24 19:46:28
● 2026-04-28 02:27:22
○ 2026-04-29 20:00:14
○ 2026-06-04 16:30:16
● 2026-07-12 20:55:32
○ 2026-07-15 01:49:14
○A2606:4700:3030::6815:58cf2026-03-22 → 2026-06-04 · 8 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-24 19:46:28
○ 2026-04-28 02:27:22
● 2026-04-29 20:00:14
● 2026-06-04 16:30:16
○ 2026-07-12 20:55:32
○ 2026-07-15 01:49:14
○A2606:4700:3031::ac43:995d2026-03-22 → 2026-06-04 · 8 obs
○ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-24 19:46:28
○ 2026-04-28 02:27:22
● 2026-04-29 20:00:14
● 2026-06-04 16:30:16
○ 2026-07-12 20:55:32
○ 2026-07-15 01:49:14
●A2606:4700:3032::6815:58cf2026-07-15 → 2026-07-15 · 2 obs
○ 2026-07-12 20:55:32
● 2026-07-15 01:49:14
●A2606:4700:3033::ac43:995d2026-07-15 → 2026-07-15 · 2 obs
○ 2026-07-12 20:55:32
● 2026-07-15 01:49:14
○A2a06:98c1:3120::2026-04-28 → 2026-07-12 · 7 obs
○ 2026-03-22 23:55:24
○ 2026-04-24 19:46:28
● 2026-04-28 02:27:22
○ 2026-04-29 20:00:14
○ 2026-06-04 16:30:16
● 2026-07-12 20:55:32
○ 2026-07-15 01:49:14
○A2a06:98c1:3121::2026-04-28 → 2026-07-12 · 7 obs
○ 2026-03-22 23:55:24
○ 2026-04-24 19:46:28
● 2026-04-28 02:27:22
○ 2026-04-29 20:00:14
○ 2026-06-04 16:30:16
● 2026-07-12 20:55:32
○ 2026-07-15 01:49:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...10 records
zero.devkim.ns.cloudflare.com, fred.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.126

NS records: kim.ns.cloudflare.com, fred.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zero.dev (unsigned zone)

⏱️ Timing

Total: 817ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.153.93, 104.21.88.207
AAAA22606:4700:3033::ac43:995d, 2606:4700:3032::6815:58cf
NS2fred.ns.cloudflare.com, kim.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT2keybase-site-verification=MrXvG66qcTzlSn, v=spf1 include:spf.messagingengine.com ~
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1fred.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

zero.dev directs to four IP numbers, which are 104.21.88.207, 172.67.153.93, 2606:4700:3032::6815:58cf and 2606:4700:3033::ac43:995d.

bradbinder41.com, darflix.dev, countyquest.com and two other host names share IP numbers with zero.dev.

Name Servers

zero.dev has two authoritative name servers — fred.ns.cloudflare.com and kim.ns.cloudflare.com.

zero.dev uses the same name servers as several other domains — among them emilianodelgobbo.com, unotree.com, smerfy.art.pl and two more.

At least some of zero.dev's name servers are shared with other domains, for example bldnews.com, pcimevans.com, pandinavia.ch and two more.

These name servers are often deployed together with the name servers fatima.ns.cloudflare.com, casey.ns.cloudflare.com, cecelia.ns.cloudflare.com and raina.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

fred.ns.cloudflare.com points to 108.162.193.113, 172.64.33.113, 173.245.59.113 and 3 other IP addresses.

kim.ns.cloudflare.com points to 108.162.192.126, 172.64.32.126, 173.245.58.126 and 3 other IP addresses.

Mail Servers

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

zero.dev uses an identical mail server configuration to several other domains — among them x7b.de, mail.vexelon.net, ds7s.nl and two more.

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 directs to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.