`serralheiro.net`

DNSSEC	🔒 Signed (DS record present)
A	46.4.249.105^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
		PTR	`cp.serverside.pt`
NS	`ns1.serverside.pt` ⭐
		A	46.4.249.105^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`cp.serverside.pt`
NS	`ns3.serverside.pt`
		A	65.108.121.71^{🇫🇮 Hetzner65.108.0.0/16 HETZNER-DC}
			PTR	`dns.serverside.pt`
MX	`serralheiro.net` ⭐ 🔒
		A	46.4.249.105^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`cp.serverside.pt`
TXT
TXT	`v=spf1 ip4:46.4.249.105 ip4:5.9.78.219 +mx +a +ip4:5.9.78.250 -all`
SOA	`ns1.serverside.pt`info@serverside.pt 2026-03-28 #1

`net`

	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=1778718446

MX for

serralheiro.net

Previously MX for

mail.serralheiro.net

Subdomains

mail.serralheiro.net

Same first word

serralheiro.org

serralheiro.net

serralheiro.eu

serralheiro.com.br

serralheiro.uk

DNS History

8 records (4 active, 4 former)

○NSns1.cp-serverside.com2015-07-02 → 2015-07-02 · 3 obs

● 2015-07-02 16:06:18
○ 2015-11-14 21:44:30
○ 2026-05-14 00:34:38

●NSns1.serverside.pt2015-07-02 → 2026-05-14 · 2 obs

● 2015-07-02 16:06:18
● 2026-05-14 00:34:38

●NSns3.serverside.pt2015-07-02 → 2026-05-14 · 2 obs

● 2015-07-02 16:06:18
● 2026-05-14 00:34:38

○MXserralheiro-net.mail.protection.outlook.com2018-10-02 → 2018-10-02 · 4 obs

○ 2017-01-12 00:43:34
● 2018-10-02 08:10:34
○ 2026-05-12 09:05:04
○ 2026-05-14 00:34:38

●MXserralheiro.net2015-07-02 → 2026-05-14 · 5 obs

● 2015-07-02 16:06:18
● 2017-01-12 00:43:34
○ 2018-10-02 08:10:34
● 2026-05-12 09:05:04
● 2026-05-14 00:34:38

○A136.243.203.2542015-11-14 → 2018-10-02 · 5 obs

○ 2015-07-02 16:06:18
● 2015-11-14 21:44:30
● 2018-10-02 08:10:34
○ 2026-05-12 09:05:04
○ 2026-05-14 00:34:38

○A46.4.170.282015-07-02 → 2015-07-02 · 3 obs

● 2015-07-02 16:06:18
○ 2015-11-14 21:44:30
○ 2026-05-14 00:34:38

●A46.4.249.1052026-05-12 → 2026-05-14 · 3 obs

○ 2018-10-02 08:10:34
● 2026-05-12 09:05:04
● 2026-05-14 00:34:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
serralheiro.net	ns1.serverside.pt, ns3.serverside.pt	-

✅ Authoritative Response

Server:46.4.249.105

NS records: ns1.serverside.pt, ns3.serverside.pt

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2536ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.4.249.105`
NS	2	`ns3.serverside.pt, ns1.serverside.pt`
MX	1	`serralheiro.net (pri: 0)`
TXT	2	`v=spf1 ip4:46.4.249.105 ip4:5.9.78.219 +,`
SOA	1	`ns1.serverside.pt info.serverside.pt`

Analysis

Hierarchy

serralheiro.net is a parent of mail.serralheiro.net.

Mail Server Role

serralheiro.net serves as the mail server for serralheiro.net.

IP Addresses

serralheiro.net points to a single IP number: 46.4.249.105.

Other host names, for instance mpafrica.org, serverside.pt, tamiitabashi.com, lamasviana.net and mail.serverside.pt share IP numbers with serralheiro.net.

Name Servers

Delegation for serralheiro.net rests with two name servers, ns1.serverside.pt and ns3.serverside.pt.

serralheiro.net shares the same name server setup as other domains, including mpafrica.org, fenprof.com, serverside.pt, tamiitabashi.com and lamasviana.net.

Host names with one IP number: ns1.serverside.pt points to 46.4.249.105; ns3.serverside.pt points to 65.108.121.71.

Mail Servers

A single mail server handles serralheiro.net.

serralheiro.net points to a single IP: 46.4.249.105.

serralheiro.net - robtex.com

serralheiro.net

net