`mail.coolboxdelta.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:54e6^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:c65e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.230^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.94^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.230, 172.67.198.94
		IPv6 hints	2606:4700:3030::6815:54e6, 2606:4700:3031::ac43:c65e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com

`coolboxdelta.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:54e6^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:c65e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.230^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.94^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jessica.ns.cloudflare.com` ⭐
NS	`zod.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
TXT	`google-site-verification=UGQNi2uYzMtOPF1-XEt5g8PvSuCyMhlxgaI1fFhijMU`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.230, 172.67.198.94
		IPv6 hints	2606:4700:3030::6815:54e6, 2606:4700:3031::ac43:c65e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com
SOA	`jessica.ns.cloudflare.com`dns@cloudflare.com serial=2410633062

Previously MX for

coolboxdelta.com

Same first word

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DNS History

11 records (4 active, 7 former)

●A104.21.84.2302026-02-15 → 2026-07-30 · 10 obs

○ 2017-11-24 19:38:34
● 2026-02-15 10:16:04
● 2026-04-22 02:47:04
○ 2026-05-21 13:56:08
● 2026-05-25 12:24:34
○ 2026-06-08 16:35:56
● 2026-06-09 13:30:44
○ 2026-07-11 08:07:44
● 2026-07-26 14:45:50
● 2026-07-30 19:41:46

●A172.67.198.942026-02-15 → 2026-07-30 · 10 obs

○A188.114.96.02026-05-21 → 2026-07-11 · 8 obs

○ 2026-04-22 02:47:04
● 2026-05-21 13:56:08
○ 2026-05-25 12:24:34
● 2026-06-08 16:35:56
○ 2026-06-09 13:30:44
● 2026-07-11 08:07:44
○ 2026-07-26 14:45:50
○ 2026-07-30 19:41:46

○A188.114.97.02026-05-21 → 2026-07-11 · 8 obs

○ 2026-04-22 02:47:04
● 2026-05-21 13:56:08
○ 2026-05-25 12:24:34
● 2026-06-08 16:35:56
○ 2026-06-09 13:30:44
● 2026-07-11 08:07:44
○ 2026-07-26 14:45:50
○ 2026-07-30 19:41:46

●A2606:4700:3030::6815:54e62026-07-26 → 2026-07-30 · 3 obs

○ 2026-07-11 08:07:44
● 2026-07-26 14:45:50
● 2026-07-30 19:41:46

●A2606:4700:3031::ac43:c65e2026-07-26 → 2026-07-30 · 3 obs

○ 2026-07-11 08:07:44
● 2026-07-26 14:45:50
● 2026-07-30 19:41:46

○A2606:4700:3033::ac43:c65e2026-02-15 → 2026-06-09 · 9 obs

○A2606:4700:3034::6815:54e62026-02-15 → 2026-06-09 · 9 obs

○A2a06:98c1:3120::2026-05-21 → 2026-07-11 · 8 obs

○ 2026-04-22 02:47:04
● 2026-05-21 13:56:08
○ 2026-05-25 12:24:34
● 2026-06-08 16:35:56
○ 2026-06-09 13:30:44
● 2026-07-11 08:07:44
○ 2026-07-26 14:45:50
○ 2026-07-30 19:41:46

○A2a06:98c1:3121::2026-05-21 → 2026-07-11 · 8 obs

○ 2026-04-22 02:47:04
● 2026-05-21 13:56:08
○ 2026-05-25 12:24:34
● 2026-06-08 16:35:56
○ 2026-06-09 13:30:44
● 2026-07-11 08:07:44
○ 2026-07-26 14:45:50
○ 2026-07-30 19:41:46

○A52.220.208.612017-11-24 → 2017-11-24 · 3 obs

● 2017-11-24 19:38:34
○ 2026-02-15 10:16:04
○ 2026-07-30 19:41:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
coolboxdelta.com	jessica.ns.cloudflare.com, zod.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.171

NS records: jessica.ns.cloudflare.com, zod.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolboxdelta.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.230, 172.67.198.94`
AAAA	2	`2606:4700:3030::6815:54e6, 2606:4700:3031::ac43:c65e`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.coolboxdelta.com points to the four IP addresses 104.21.84.230, 172.67.198.94, 2606:4700:3030::6815:54e6 and 2606:4700:3031::ac43:c65e.

thetechnobug.info, cintiasilveira.com, www.bz021.net plus two other host names have IP numbers in common with mail.coolboxdelta.com.

mail.coolboxdelta.com - robtex.com