nolock.io - robtex.com

nolock.io

DNSSEC⚠️ Not signed
A104.21.18.64Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.180.181πŸ‡ΊπŸ‡Έ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NScullen.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c5bπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcullen.ns.cloudflare.com
A2803:f800:50::6ca2:c35bπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcullen.ns.cloudflare.com
A2a06:98c1:50::ac40:235bπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcullen.ns.cloudflare.com
A108.162.195.91πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcullen.ns.cloudflare.com
A162.159.44.91Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcullen.ns.cloudflare.com
A172.64.35.91πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcullen.ns.cloudflare.com
NSemma.ns.cloudflare.com
A2606:4700:50::adf5:3a70πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A2803:f800:50::6ca2:c070πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemma.ns.cloudflare.com
A2a06:98c1:50::ac40:2070πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRemma.ns.cloudflare.com
A108.162.192.112πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A172.64.32.112πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A173.245.58.112πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.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
TXTv=spf1 include:spf.messagingengine.com ?all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.18.64, 172.67.180.181
SOAcullen.ns.cloudflare.comdns@cloudflare.com serial=2399099864

io

DNSSECπŸ”’ Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1774568951
πŸ“ˆ Tranco rank: #251,981

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NScullen.ns.cloudflare.comemma.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA104.21.18.64172.67.180.181
●NScullen.ns.cloudflare.com2026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26
●NSemma.ns.cloudflare.com2026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26
●MXin1-smtp.messagingengine.com2026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26
●MXin2-smtp.messagingengine.com2026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26
●A104.21.18.642026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26
●A172.67.180.1812026-03-24 β†’ 2026-03-26 Β· 2 obs
● 2026-03-24 10:58:40
● 2026-03-26 23:57:26

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
iob0.nic.io, a2.nic.io, a0.nic.io, c0.nic.io-
nolock.ioemma.ns.cloudflare.com, cullen.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.192.112

NS records: emma.ns.cloudflare.com, cullen.ns.cloudflare.com

πŸ”’ DNSSEC Status

πŸ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 484ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.180.181, 104.21.18.64
NS2cullen.ns.cloudflare.com, emma.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cullen.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

nolock.io resolves to two IP numbers: 104.21.18.64 and 172.67.180.181.

other host names including sharkrating.com, fzwww.ychtqs888.com, dbmdev.co.kr, www.cgidea.net and www.circuitour.com share IP numbers with nolock.io.

Name Servers

nolock.io is delegated to two name servers cullen.ns.cloudflare.com and emma.ns.cloudflare.com.

nolock.io shares the same name server setup as other domains, for instance incodit.com, vdsr.gov.ua, rada-novomirgorod.gov.ua, lkim.lviv.ua and xocloud.me.

nolock.io at least partially shares name servers with other domains, for instance gunnmowery.com, jenforva.com, bendamatic.be, 99crav5.com and constantmd.com.

These name servers are commonly used with leia.ns.cloudflare.com, leif.ns.cloudflare.com and venus.ns.cloudflare.com.

Host names with six IP numbers:

Host name cullen.ns.cloudflare.com points to: 2606:4700:58::a29f:2c5b, 2803:f800:50::6ca2:c35b, 2a06:98c1:50::ac40:235b, 108.162.195.91, 162.159.44.91 and 172.64.35.91.

Host name emma.ns.cloudflare.com points to: 2606:4700:50::adf5:3a70, 2803:f800:50::6ca2:c070, 2a06:98c1:50::ac40:2070, 108.162.192.112, 172.64.32.112 and 173.245.58.112.

Mail Servers

Two mail servers handle nolock.io: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

nolock.io shares the same mail server setup as other domains, for instance lax.f5b.net, mitsos.net, borismusa.com, ruderschule.ch and jail0175.vps.exonetric.net.

Host names with eight IPs:

in1-smtp.messagingengine.com points to 103.168.172.216103.168.172.217103.168.172.218103.168.172.219103.168.172.220103.168.172.221103.168.172.222 and 103.168.172.223.

Host names with four IPs:

in2-smtp.messagingengine.com points to 202.12.124.216202.12.124.217202.12.124.218 and 202.12.124.219.