refmark.com - dns.ninja

`refmark.com`

DNSSEC	🔒 Signed (DS record present)
A	103.168.172.37^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		PTR	`www.messagingengine.com`
A	103.168.172.52^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
NS	`ns-1907.awsdns-46.co.uk` ⭐
		A	2600:9000:5307:7300::1^{Amazon2600:9000:5307::/48 - CloudFront}
		A	205.251.199.115^{Amazon205.251.199.0/24 prefix}
NS	`ns-1163.awsdns-17.org`
		A	2600:9000:5304:8b00::1^{Amazon2600:9000:5304::/48 - CloudFront}
		A	205.251.196.139^{Amazon205.251.196.0/24 prefix}
NS	`ns-246.awsdns-30.com`
		A	2600:9000:5300:f600::1^{Amazon2600:9000:5300::/48 - CloudFront}
		A	205.251.192.246^{Amazon205.251.192.0/24 prefix}
NS	`ns-543.awsdns-03.net`
		A	2600:9000:5302:1f00::1^{Amazon2600:9000:5302::/48 - CloudFront}
		A	205.251.194.31^{Amazon205.251.194.0/24 prefix}
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`aspe:keyoxide.org:TDUZU6H2TE7CAJMRQJ5KLLSTXM`
TXT	`google-site-verification=fVvwrlwOc6etdy2lLtR_TuqmpArGbQx9kLLvJbJO8UU`
TXT	`keybase-site-verification=eMODt8aTU1vKm0ekJriONLVx_ZR850hAKXaeWz8YRWw`
TXT	`v=spf1 include:spf.messagingengine.com -all`
SOA	`ns-1907.awsdns-46.co.uk`awsdns-hostmaster@amazon.com serial=1

`com`

	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=1781195208

Same first word

refmark.com

refmark.net

refmark.org

Similar names

mrfreak.ru

mrfreak.com

fremark.es

fermark.com

fermark.it

fremark.ru

fkramer.de

fremark.com

mrfreak.net

fremark.nl

fkramer.com

mrfreak.dk

rfmaker.com

DNS History

11 records (8 active, 3 former)

●NSns-1163.awsdns-17.org2026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●NSns-1907.awsdns-46.co.uk2026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●NSns-246.awsdns-30.com2026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●NSns-543.awsdns-03.net2026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

○NSns.rackspace.com2015-05-08 → 2017-02-12 · 4 obs

● 2015-05-08 17:47:18
● 2017-02-12 01:35:38
○ 2026-03-06 22:07:28
○ 2026-06-11 16:28:06

○NSns2.rackspace.com2015-05-08 → 2017-02-12 · 4 obs

● 2015-05-08 17:47:18
● 2017-02-12 01:35:38
○ 2026-03-06 22:07:28
○ 2026-06-11 16:28:06

●MXin1-smtp.messagingengine.com2026-03-06 → 2026-06-11 · 2 obs

● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●MXin2-smtp.messagingengine.com2026-03-06 → 2026-06-11 · 2 obs

● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●A103.168.172.372026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

●A103.168.172.522026-03-06 → 2026-06-11 · 3 obs

○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-06-11 16:28:06

○A72.3.175.1062015-05-08 → 2017-02-12 · 4 obs

● 2015-05-08 17:47:18
● 2017-02-12 01:35:38
○ 2026-03-06 22:07:28
○ 2026-06-11 16:28:06

🔍 DNS Trace

Analysis

IP Addresses

refmark.com points to two IP numbers: 103.168.172.37 and 103.168.172.52.

Name Servers

refmark.com is delegated to four name servers, ns-246.awsdns-30.com, ns-543.awsdns-03.net, ns-1163.awsdns-17.org and ns-1907.awsdns-46.co.uk.

Each of the four hosts ns-246.awsdns-30.com, ns-543.awsdns-03.net, ns-1163.awsdns-17.org and ns-1907.awsdns-46.co.uk has two IP addresses. ns-246.awsdns-30.com points to 205.251.192.246 and 2600:9000:5300:f600::1. ns-543.awsdns-03.net points to 205.251.194.31 and 2600:9000:5302:1f00::1. ns-1163.awsdns-17.org points to 205.251.196.139 and 2600:9000:5304:8b00::1. ns-1907.awsdns-46.co.uk points to 205.251.199.115 and 2600:9000:5307:7300::1.

Mail Servers

refmark.com uses two mail servers, in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

Hosts with 8 IP addresses each:

Hostname in1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Host names with four IP numbers:

in2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.