`mx-dev4.devonstudio.pl`

DNSSEC	⚠️ Not signed
A	137.74.5.87^{🇵🇱 OVH137.74.0.0/16}
MX	`mail.mx-dev4.devonstudio.pl` ⭐
		A	137.74.5.87^{🇵🇱 OVH137.74.0.0/16}

`devonstudio.pl`

	DNSSEC	⚠️ Not signed
	NS	`donald.ns.cloudflare.com` ⭐
	NS	`maya.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	`google-site-verification=Yw_vi9XPD2g2tBgdGes4eQURUUD3-9mDy2Cg_XeIraY`
	TXT	`v=spf1 ip4:193.169.78.99 ip4:91.185.191.211/32 ip4:178.248.75.0/24 ip4:188.68...`
	SOA	`donald.ns.cloudflare.com`dns@cloudflare.com serial=2397904105

WOT: SAFE (61/100)
WOT: SAFE (64/100)

Previously MX for

Subdomains

mail.mx-dev4.devonstudio.pl

DNS History

4 records (2 active, 2 former)

●MXmail.mx-dev4.devonstudio.pl2015-07-18 → 2026-03-26 · 2 obs

● 2015-07-18 23:23:30
● 2026-03-26 21:29:54

●A137.74.5.872026-02-14 → 2026-03-26 · 3 obs

○ 2020-11-16 10:58:30
● 2026-02-14 21:57:06
● 2026-03-26 21:29:54

○A188.68.240.712016-08-31 → 2020-11-16 · 5 obs

○ 2016-08-14 08:39:20
● 2016-08-31 08:55:30
● 2020-11-16 10:58:30
○ 2026-02-14 21:57:06
○ 2026-03-26 21:29:54

○A91.185.191.2112015-07-18 → 2016-08-14 · 4 obs

● 2015-07-18 23:23:30
● 2016-08-14 08:39:20
○ 2016-08-31 08:55:30
○ 2026-03-26 21:29:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
devonstudio.pl	maya.ns.cloudflare.com, donald.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.158

NS records: maya.ns.cloudflare.com, donald.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devonstudio.pl (unsigned zone)

⏱️ Timing

Total: 737ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.74.5.87`
MX	1	`mail.mx-dev4.devonstudio.pl (pri: 10)`

Analysis

Hierarchy

The parent of mail.mx-dev4.devonstudio.pl is mx-dev4.devonstudio.pl.

IP Addresses

mx-dev4.devonstudio.pl points to a single IP number: 137.74.5.87.

Other host names, for instance mail.mx-dev4.devonstudio.pl, share IP numbers with mx-dev4.devonstudio.pl.

Mail Servers

The mail server for mx-dev4.devonstudio.pl is mail.mx-dev4.devonstudio.pl.

Host name mail.mx-dev4.devonstudio.pl resolves to IP 137.74.5.87.

mx-dev4.devonstudio.pl - robtex.com