`nullmx.golfint.com`

	CNAME	`comingsoon.namebright.com`
	CNAME	`cdl-prd-http-a5ed094605213071.elb.us-east-1.amazonaws.com`
	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c607:d1d9:565f:b122:bfdb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	52.44.244.98^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
	A	54.165.131.183^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}

`golfint.com`

	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c607:d1d9:565f:b122:bfdb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	52.44.244.98^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
	A	54.165.131.183^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
	NS	`ns1.namebrightdns.com` ⭐
	NS	`ns2.namebrightdns.com`
	MX	`mail1.namebrightmail.com` ⭐
	MX	`mail2.namebrightmail.com` ⭐
	TXT	`google-site-verification=YourUniqueGoogleVerificationCode`
	TXT	`v=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com include:na...`
	SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-25 #1

Previously MX for

golfint.com

Same first word

nullmx.net

nullmx.org

nullmx.com

DNS History

6 records (3 active, 3 former)

●NSns1.namebrightdns.com2026-07-09 → 2026-07-26 · 2 obs

● 2026-07-09 07:28:30
● 2026-07-26 04:58:52

●NSns2.namebrightdns.com2026-07-09 → 2026-07-26 · 2 obs

● 2026-07-09 07:28:30
● 2026-07-26 04:58:52

○A209.181.247.1052008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:45:26
○ 2015-07-18 18:27:18
○ 2026-07-26 04:58:52

○A66.45.246.1422015-07-18 → 2016-06-20 · 5 obs

○ 2008-03-17 10:45:26
● 2015-07-18 18:27:18
● 2016-06-20 02:26:40
○ 2026-07-09 07:28:30
○ 2026-07-26 04:58:52

●CNAMEcomingsoon.namebright.com2026-07-09 → 2026-07-26 · 3 obs

○ 2016-06-20 02:26:40
● 2026-07-09 07:28:30
● 2026-07-26 04:58:52

○CNAMEspres.serverhome.com2015-07-18 → 2016-06-20 · 5 obs

○ 2008-03-17 10:45:26
● 2015-07-18 18:27:18
● 2016-06-20 02:26:40
○ 2026-07-09 07:28:30
○ 2026-07-26 04:58:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
golfint.com	ns1.namebrightdns.com, ns2.namebrightdns.com	8 records

✅ Authoritative Response

Server:3.89.42.183

NS records: ns1.namebrightdns.com, ns2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for golfint.com (unsigned zone)

⏱️ Timing

Total: 348ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.namebrightdns.com, ns2.namebrightdns.com`
CNAME	1	`comingsoon.namebright.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

IP Addresses

nullmx.golfint.com points to the four IP addresses 52.44.244.98, 54.165.131.183, 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb and 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a.

Additional host names — zwnft.com, monitoringhost.com, jozzz.com and two others — share IP numbers with nullmx.golfint.com.

nullmx.golfint.com - robtex.com