`mail.coolinyourcode.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:8e68^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3f12^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.18^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.104^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.63.18, 172.67.142.104
		IPv6	2606:4700:3034::ac43:8e68, 2606:4700:3036::6815:3f12

`coolinyourcode.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:8e68^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3f12^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.18^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.104^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`damian.ns.cloudflare.com` ⭐
NS	`sara.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
TXT	`v=spf1 +mx +a +ip4:174.129.149.0 +include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.63.18, 172.67.142.104
		IPv6	2606:4700:3034::ac43:8e68, 2606:4700:3036::6815:3f12
SOA	`damian.ns.cloudflare.com`dns@cloudflare.com serial=2399846602

WOT: SAFE (61/100)
WOT: SAFE (65/100)

Previously MX for

coolinyourcode.com

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DNS History

26 records (4 active, 22 former)

●A104.21.63.182026-03-26 → 2026-03-26 · 2 obs

○ 2016-07-05 04:13:44
● 2026-03-26 09:25:02

●A172.67.142.1042026-03-26 → 2026-03-26 · 2 obs

○ 2016-07-05 04:13:44
● 2026-03-26 09:25:02

○A173.194.208.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A173.194.67.1212015-11-05 → 2015-11-05 · 4 obs

○ 2015-06-25 23:32:02
● 2015-11-05 04:47:58
○ 2016-02-12 21:15:06
○ 2026-03-26 09:25:02

○A173.194.72.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2404:6800:4003:c02::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2404:6800:4008:c01::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

●A2606:4700:3034::ac43:8e682026-03-26 → 2026-03-26 · 2 obs

○ 2016-07-05 04:13:44
● 2026-03-26 09:25:02

●A2606:4700:3036::6815:3f122026-03-26 → 2026-03-26 · 2 obs

○ 2016-07-05 04:13:44
● 2026-03-26 09:25:02

○A2607:f8b0:400d:c0a::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2607:f8b0:400e:c02::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2607:f8b0:400e:c04::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2800:3f0:4003:c00::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2a00:1450:400b:c02::792015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A2a00:1450:400c:c01::792016-02-12 → 2016-02-12 · 4 obs

○ 2015-11-05 04:47:58
● 2016-02-12 21:15:06
○ 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

○A2a00:1450:400c:c04::792016-07-05 → 2016-07-05 · 3 obs

○ 2016-02-12 21:15:06
● 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

○A2a00:1450:400c:c05::792015-11-05 → 2015-11-05 · 4 obs

○ 2015-06-25 23:32:02
● 2015-11-05 04:47:58
○ 2016-02-12 21:15:06
○ 2026-03-26 09:25:02

○A64.233.186.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A74.125.129.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A74.125.195.1212016-02-12 → 2016-02-12 · 4 obs

○ 2015-11-05 04:47:58
● 2016-02-12 21:15:06
○ 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

○A74.125.206.1212016-07-05 → 2016-07-05 · 3 obs

○ 2016-02-12 21:15:06
● 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

○A74.125.24.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A74.125.28.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○A74.125.68.1212015-06-25 → 2015-06-25 · 2 obs

● 2015-06-25 23:32:02
○ 2026-03-26 09:25:02

○CNAMEghs.google.com2015-06-25 → 2016-07-05 · 3 obs

● 2015-06-25 23:32:02
● 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

○CNAMEghs.l.google.com2015-11-05 → 2016-07-05 · 4 obs

○ 2015-06-25 23:32:02
● 2015-11-05 04:47:58
● 2016-07-05 04:13:44
○ 2026-03-26 09:25:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coolinyourcode.com	sara.ns.cloudflare.com, damian.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.144

NS records: sara.ns.cloudflare.com, damian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolinyourcode.com (unsigned zone)

⏱️ Timing

Total: 78ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.63.18, 172.67.142.104`
AAAA	2	`2606:4700:3034::ac43:8e68, 2606:4700:3036::6815:3f12`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.coolinyourcode.com maps to four IP numbers: 2606:4700:3034::ac43:8e68, 2606:4700:3036::6815:3f12, 104.21.63.18 and 172.67.142.104.

Other host names such as jiangjunyan.cn, hotelbeds.travware.info, raudner.com, scs.radaar.io and sniperpump.fun share IPs with mail.coolinyourcode.com.

mail.coolinyourcode.com - robtex.com