`mail.coolnetwork.eu`

DNSSEC	⚠️ Not signed
A	217.61.56.133^{🇮🇹 ARUBA-ASN217.61.56.0/21}
		PTR	`host133-56-61-217.serverdedicati.aruba.it`

`coolnetwork.eu`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:65^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:96dd^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.101^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.221^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`anna.ns.cloudflare.com` ⭐
NS	`hugh.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=lBA_vMxIsi24_D6LMqzJ7JsgBtGpWckRwOOtuxls98o`
TXT	`v=spf1 a mx ip4:217.61.56.133 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.0.101, 172.67.150.221
		IPv6	2606:4700:3031::6815:65, 2606:4700:3037::ac43:96dd
SOA	`anna.ns.cloudflare.com`dns@cloudflare.com serial=2399580150

Previously MX for

coolnetwork.eu

Same first word

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DNS History

2 records (1 active, 1 former)

●A217.61.56.1332026-03-31 → 2026-03-31 · 2 obs

○ 2016-09-25 01:00:52
● 2026-03-31 15:43:58

○A95.174.20.2102015-08-11 → 2016-09-25 · 3 obs

● 2015-08-11 10:34:00
● 2016-09-25 01:00:52
○ 2026-03-31 15:43:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	be.dns.eu, x.dns.eu, y.dns.eu, w.dns.eu...	-
coolnetwork.eu	hugh.ns.cloudflare.com, anna.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.117

NS records: hugh.ns.cloudflare.com, anna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolnetwork.eu (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.61.56.133`

Analysis

IP Addresses

mail.coolnetwork.eu points to a single IP number: 217.61.56.133.

mail.coolnetwork.eu - robtex.com