zero.dev - robtex.com

zero.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:58cfπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3031::ac43:995dπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.88.207Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.153.93πŸ‡ΊπŸ‡Έ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSfred.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b71πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A2803:f800:50::6ca2:c171πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfred.ns.cloudflare.com
A2a06:98c1:50::ac40:2171πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRfred.ns.cloudflare.com
A108.162.193.113πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A172.64.33.113πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfred.ns.cloudflare.com
A173.245.59.113πŸ‡ΊπŸ‡Έ 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::adf5:3a7eπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A2803:f800:50::6ca2:c07eπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkim.ns.cloudflare.com
A2a06:98c1:50::ac40:207eπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRkim.ns.cloudflare.com
A108.162.192.126πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A172.64.32.126πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A173.245.58.126πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ 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 βœ“ hints match
IPv4 hints104.21.88.207, 172.67.153.93
IPv6 hints2606:4700:3030::6815:58cf, 2606:4700:3031::ac43:995d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOAfred.ns.cloudflare.comdns@cloudflare.com serial=2402210348

dev

DNSSECπŸ”’ 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
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

14 records (8 active, 6 former)

201820192020202120222023202420252026NSfred.ns.cloudflare.comkim.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comyour-dns-needs-immediate-attention.devA104.21.88.207172.67.153.932606:4700:3030::6815:58cf2606:4700:3031::ac43:995d127.0.53.53188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSfred.ns.cloudflare.com2026-03-22 β†’ 2026-04-23 Β· 2 obs
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
●NSkim.ns.cloudflare.com2026-03-22 β†’ 2026-04-23 Β· 2 obs
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
●MXin1-smtp.messagingengine.com2026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
●MXin2-smtp.messagingengine.com2026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
β—‹MXyour-dns-needs-immediate-attention.dev2017-01-22 β†’ 2017-01-22 Β· 3 obs
● 2017-01-22 07:47:48
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14
●A104.21.88.2072026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
β—‹A127.0.53.532017-01-22 β†’ 2017-01-22 Β· 3 obs
● 2017-01-22 07:47:48
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14
●A172.67.153.932026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
β—‹A188.114.96.02026-03-22 β†’ 2026-04-23 Β· 2 obs
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14
β—‹A188.114.97.02026-03-22 β†’ 2026-04-23 Β· 2 obs
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14
●A2606:4700:3030::6815:58cf2026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
●A2606:4700:3031::ac43:995d2026-03-22 β†’ 2026-04-23 Β· 3 obs
β—‹ 2017-01-22 07:47:48
● 2026-03-22 23:55:24
● 2026-04-23 19:20:14
β—‹A2a06:98c1:3120::2026-03-22 β†’ 2026-04-23 Β· 2 obs
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14
β—‹A2a06:98c1:3121::2026-03-22 β†’ 2026-04-23 Β· 2 obs
β—‹ 2026-03-22 23:55:24
β—‹ 2026-04-23 19:20:14

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
zero.devfred.ns.cloudflare.com, kim.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.33.113

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zero.dev (unsigned zone)

⏱️ Timing

Total: 327ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.153.93, 104.21.88.207
AAAA22606:4700:3031::ac43:995d, 2606:4700:3030::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

Analysis

IP Addresses

zero.dev points to four IP numbers: 2606:4700:3030::6815:58cf, 2606:4700:3031::ac43:995d, 104.21.88.207 and 172.67.153.93.

Other host names, for instance bradbinder41.com, darflix.dev, countyquest.com, thenorthernoffice.com.cdn.cloudflare.net and reitmans.cn share IP numbers with zero.dev.

Name Servers

zero.dev's delegation is to two name servers fred.ns.cloudflare.com and kim.ns.cloudflare.com.

zero.dev shares the same name server configuration as other domains, such as emilianodelgobbo.com, unotree.com, smerfy.art.pl, fieldsir.com and jpooya.com.

zero.dev at least partially shares its name servers with other domains, for instance bldnews.com, pcimevans.com, pandinavia.ch, rumyantseva.org and myhappiermind.com.

these name servers are commonly used together with casey.ns.cloudflare.com, leif.ns.cloudflare.com, zelda.ns.cloudflare.com and cecelia.ns.cloudflare.com.

Host names with six IP numbers:

fred.ns.cloudflare.com points to: 2606:4700:58::adf5:3b71, 2803:f800:50::6ca2:c171, 2a06:98c1:50::ac40:2171, 108.162.193.113, 172.64.33.113 and 173.245.59.113.

kim.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7e, 2803:f800:50::6ca2:c07e, 2a06:98c1:50::ac40:207e, 108.162.192.126, 172.64.32.126 and 173.245.58.126.

Mail Servers

Two mail servers in1-smtp.messagingengine.com and in2-smtp.messagingengine.com handle zero.dev.

zero.dev uses the same mail server setup as other domains such as x7b.de, mail.vexelon.net, ds7s.nl, iszar.com and kjcoe.com.

Eight IP numbers for the first set:

The host name in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Four IP numbers for the second set:

The host name in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.