`mail.roundbridge.com`

DNSSEC	⚠️ Not signed
A	84.247.177.221^{🇩🇪 CONTABO84.247.160.0/19}
		PTR	`mail.httnutra.com`

`roundbridge.com`

	DNSSEC	⚠️ Not signed
	A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
	A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
	NS	`ns39.domaincontrol.com` ⭐
	NS	`ns40.domaincontrol.com`
	MX	`mail.roundbridge.com` ⭐
	TXT	`v=spf1 a mx ip4:84.247.177.221 ~all`
	TXT	`MS=ms61106573`
	TXT	`google-site-verification=0RZ0kUK5TKAETYtpdroQOU8f_Ab-f29qcoS3MpbNN1c`
	SOA	`ns39.domaincontrol.com`dns@jomax.net 2026-03-22 #0

MX for

roundbridge.com

Previously MX for

rtcas.com

Same first word

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mail.ufcfan.org

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DNS History

3 records (1 active, 2 former)

○A67.52.188.1942015-07-13 → 2016-04-13 · 5 obs

○ 2008-03-20 14:15:42
● 2015-07-13 13:15:40
● 2016-04-13 20:17:26
○ 2026-03-29 07:51:02
○ 2026-04-07 22:36:54

○A69.49.244.1532026-03-29 → 2026-04-07 · 2 obs

○ 2026-03-29 07:51:02
○ 2026-04-07 22:36:54

●A84.247.177.2212026-03-29 → 2026-04-07 · 3 obs

○ 2016-04-13 20:17:26
● 2026-03-29 07:51:02
● 2026-04-07 22:36:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net...	-
roundbridge.com	ns39.domaincontrol.com, ns40.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.77.20

NS records: ns39.domaincontrol.com, ns40.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for roundbridge.com (unsigned zone)

⏱️ Timing

Total: 81ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`84.247.177.221`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)

Analysis

Mail Server Role

mail.roundbridge.com serves as the mail server for roundbridge.com.

IP Addresses

mail.roundbridge.com points to an IP address: 84.247.177.221.

Other host names, such as mcdivit.com, mail.httnutra.com and httnutra.com, share IP numbers with mail.roundbridge.com.

mail.roundbridge.com - robtex.com