`mail.arcguiding.com`

CNAME	`mail.stackmail.com`
DNSSEC	⚠️ Not signed
A	185.151.28.68^{🇬🇧 TWENTYI185.151.28.0/24}
		PTR	`smtp.stackmail.com`
A	185.151.28.84^{🇬🇧 TWENTYI185.151.28.0/24}
A	185.151.28.85^{🇬🇧 TWENTYI185.151.28.0/24}

`arcguiding.com`

	DNSSEC	⚠️ Not signed
	A	2a07:7800::157^{🇬🇧 TWENTYI2a07:7800::/48}
	A	185.151.30.157^{🇬🇧 TWENTYI185.151.30.0/24}
	NS	`ns1.stackdns.com` ⭐
	NS	`ns2.stackdns.com`
	NS	`ns3.stackdns.com`
	NS	`ns4.stackdns.com`
	MX	`mx.stackmail.com` ⭐
	TXT	`google-site-verification=aYIDf4_Qef8aEUS6yP_Z0TyWrGAUY3Jtj0f4S5Kfe3M`
	TXT	`v=spf1 include:spf.stackmail.com a mx -all`
	SOA	`ns1.stackdns.com`hostmaster@stackdns.com serial=1706088791

Previously MX for

arcguiding.com

Same first word

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alim.ee

DNS History

2 records (1 active, 1 former)

○A79.170.40.922015-05-09 → 2016-06-18 · 3 obs

● 2015-05-09 14:30:10
● 2016-06-18 00:53:12
○ 2026-04-15 05:00:10

●CNAMEmail.stackmail.com2026-04-15 → 2026-04-15 · 1 obs

● 2026-04-15 05:00:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
arcguiding.com	ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com	4 records

✅ Authoritative Response

Server:146.148.28.88

NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arcguiding.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mail.stackmail.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com...)

Analysis

IP Addresses

mail.arcguiding.com points to three IPs: 185.151.28.68, 185.151.28.84 and 185.151.28.85.

other host names including mail.nsm.xcloudnode.com, smtp.stackmail.com, imap.stackmail.com, 185-151-28-84.ptr4.stackcp.net and mail.stackmail.com share IP numbers with mail.arcguiding.com.

mail.arcguiding.com - robtex.com