coderstool.com - dns.ninja

`coderstool.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:250e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:ca68^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.14^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.104^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carla.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2656^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c256^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2256^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carla.ns.cloudflare.com`
		A	108.162.194.86^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	162.159.38.86^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	172.64.34.86^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
NS	`houston.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c34^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c334^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`houston.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2334^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`houston.ns.cloudflare.com`
		A	108.162.195.52^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	162.159.44.52^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	172.64.35.52^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`brevo-code:6ed28a9af3606d97c2a1ee3c8a2a61d0`
TXT	`google-site-verification=6ybo9kSk10nqQSSACaAfjCeg0orxuwPZQ9V82ipwUNA`
TXT	`v=spf1 include:spf.messagingengine.com include:spf.brevo.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.14, 172.67.202.104
		IPv6 hints	2606:4700:3031::6815:250e, 2606:4700:3034::ac43:ca68
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com
SOA	`carla.ns.cloudflare.com`dns@cloudflare.com serial=2410016206

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785260957

rank #870196 globally
rank #376760 in the tld

Previously MX for

coderstool.com

Subdomains

www.coderstool.com

Same first word

coderstool.com

Similar names

codertools.com

closetdoor.net

closetodor.com

oldscooter.it

closetdoor.com

DNS History

23 records (8 active, 15 former)

●NScarla.ns.cloudflare.com2026-04-07 → 2026-07-28 · 3 obs

○ 2017-12-22 07:44:00
● 2026-04-07 17:01:50
● 2026-07-28 17:56:00

●NShouston.ns.cloudflare.com2026-04-07 → 2026-07-28 · 3 obs

○ 2017-12-22 07:44:00
● 2026-04-07 17:01:50
● 2026-07-28 17:56:00

○NSns1.a2hosting.com2017-12-22 → 2017-12-22 · 4 obs

○ 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

○NSns1.vexxhost.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 11:37:10
○ 2017-12-22 07:44:00
○ 2026-07-28 17:56:00

○NSns2.a2hosting.com2017-12-22 → 2017-12-22 · 4 obs

○ 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

○NSns2.vexxhost.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 11:37:10
○ 2017-12-22 07:44:00
○ 2026-07-28 17:56:00

○NSns3.a2hosting.com2017-12-22 → 2017-12-22 · 4 obs

○ 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

○NSns4.a2hosting.com2017-12-22 → 2017-12-22 · 4 obs

○ 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

○MX_dc-mx.c2c6cc59bd55.coderstool.com2026-04-07 → 2026-04-29 · 5 obs

○ 2017-12-22 07:44:00
● 2026-04-07 17:01:50
● 2026-04-29 06:21:48
○ 2026-05-21 03:08:48
○ 2026-07-28 17:56:00

○MXcoderstool.com2016-12-16 → 2017-12-22 · 4 obs

● 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

●MXin1-smtp.messagingengine.com2026-05-21 → 2026-07-28 · 3 obs

○ 2026-04-29 06:21:48
● 2026-05-21 03:08:48
● 2026-07-28 17:56:00

●MXin2-smtp.messagingengine.com2026-05-21 → 2026-07-28 · 3 obs

○ 2026-04-29 06:21:48
● 2026-05-21 03:08:48
● 2026-07-28 17:56:00

●A104.21.37.142026-04-07 → 2026-07-28 · 11 obs

○ 2017-12-22 07:44:00
● 2026-04-07 17:01:50
● 2026-04-25 22:17:56
○ 2026-04-29 06:21:48
● 2026-05-21 03:08:48
○ 2026-05-23 20:36:54
● 2026-06-11 17:37:16
● 2026-06-16 00:21:24
○ 2026-06-29 02:42:56
● 2026-07-10 15:11:30
● 2026-07-28 17:56:00

○A162.253.54.782016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 11:37:10
○ 2017-12-22 07:44:00
○ 2026-07-28 17:56:00

●A172.67.202.1042026-04-07 → 2026-07-28 · 11 obs

○A188.114.96.02026-04-29 → 2026-06-29 · 9 obs

○ 2026-04-25 22:17:56
● 2026-04-29 06:21:48
○ 2026-05-21 03:08:48
● 2026-05-23 20:36:54
○ 2026-06-11 17:37:16
○ 2026-06-16 00:21:24
● 2026-06-29 02:42:56
○ 2026-07-10 15:11:30
○ 2026-07-28 17:56:00

○A188.114.97.02026-04-29 → 2026-06-29 · 9 obs

○A2606:4700:3030::ac43:ca682026-04-07 → 2026-06-16 · 10 obs

●A2606:4700:3031::6815:250e2026-04-07 → 2026-07-28 · 11 obs

●A2606:4700:3034::ac43:ca682026-07-10 → 2026-07-28 · 3 obs

○ 2026-06-29 02:42:56
● 2026-07-10 15:11:30
● 2026-07-28 17:56:00

○A2a06:98c1:3120::2026-04-29 → 2026-06-29 · 9 obs

○A2a06:98c1:3121::2026-04-29 → 2026-06-29 · 9 obs

○A66.198.240.182017-12-22 → 2017-12-22 · 4 obs

○ 2016-12-16 11:37:10
● 2017-12-22 07:44:00
○ 2026-04-07 17:01:50
○ 2026-07-28 17:56:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coderstool.com	carla.ns.cloudflare.com, houston.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.52

NS records: carla.ns.cloudflare.com, houston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coderstool.com (unsigned zone)

⏱️ Timing

Total: 865ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.37.14, 172.67.202.104`
AAAA	2	`2606:4700:3034::ac43:ca68, 2606:4700:3031::6815:250e`
NS	2	`carla.ns.cloudflare.com, houston.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	3	`brevo-code:6ed28a9af3606d97c2a1ee3c8a2a6, google-site-verification=6ybo9kSk10nqQSS...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carla.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (carla.ns.cloudflare.com, carla.ns.cloudflare.com, carla.ns.cloudflare.com...)

Analysis

Hierarchy

coderstool.com is a parent domain of www.coderstool.com.

IP Addresses

coderstool.com has four IP addresses: 104.21.37.14, 172.67.202.104, 2606:4700:3031::6815:250e and 2606:4700:3034::ac43:ca68.

auroraflow.ai, polyglot.com.gr, www.3dsmobile.gr plus two other host names have IP numbers in common with coderstool.com.

Name Servers

coderstool.com is served by two delegated name servers, carla.ns.cloudflare.com and houston.ns.cloudflare.com.

The name server configuration of coderstool.com is shared with other domains, for instance frigidcode.com, 820021.com, madproducer.com and two others.

coderstool.com shares at least some of its name servers with other domains, including safe-load.xyz, cnshiya.com, zmox.cn and two others.

These name servers are frequently paired with the name servers matias.ns.cloudflare.com and andronicus.ns.cloudflare.com.

Hosts with 6 IP addresses each:

carla.ns.cloudflare.com carries IP addresses 108.162.194.86, 162.159.38.86 and 172.64.34.86, with 3 other addresses beyond those.

houston.ns.cloudflare.com carries IP addresses 108.162.195.52, 162.159.44.52 and 172.64.35.52, with 3 other addresses beyond those.

Mail Servers

coderstool.com uses two mail servers, in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

The mail server setup of coderstool.com matches that of other domains such as mailz.serissa.com, jackrose.co.nz, melangue.com and two others.

Hosts with 8 IP addresses each:

in1-smtp.messagingengine.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

Host names with four IP addresses:

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