refmark.com - robtex.com

refmark.com

DNSSEC🔒 Signed (DS record present)
A103.168.172.37🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRuserweb.fastmail.com
A103.168.172.52🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
NSns-1907.awsdns-46.co.uk ⭐
A2600:9000:5307:7300::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1907.awsdns-46.co.uk
A205.251.199.115🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1907.awsdns-46.co.uk
NSns-1163.awsdns-17.org
A2600:9000:5304:8b00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1163.awsdns-17.org
A205.251.196.139🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1163.awsdns-17.org
NSns-246.awsdns-30.com
A2600:9000:5300:f600::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-246.awsdns-30.com
A205.251.192.246🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-246.awsdns-30.com
NSns-543.awsdns-03.net
A2600:9000:5302:1f00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-543.awsdns-03.net
A205.251.194.31🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-543.awsdns-03.net
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTaspe:keyoxide.org:TDUZU6H2TE7CAJMRQJ5KLLSTXM
TXTgoogle-site-verification=fVvwrlwOc6etdy2lLtR_TuqmpArGbQx9kLLvJbJO8UU
TXTkeybase-site-verification=eMODt8aTU1vKm0ekJriONLVx_ZR850hAKXaeWz8YRWw
TXTv=spf1 include:spf.messagingengine.com -all
SOAns-1907.awsdns-46.co.ukawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

refmark.com
refmark.net
refmark.org

Similar names

mrfreak.ru
mrfreak.com
fremark.es
fermark.com
mrfaker.com
fermark.it
fremark.ru
fkramer.de
fremark.com
mrfreak.net
fkramer.com
mrfreak.dk
rfmaker.com

DNS History

11 records (8 active, 3 former)

20162017201820192020202120222023202420252026NSns-1163.awsdns-17.orgns-1907.awsdns-46.co.ukns-246.awsdns-30.comns-543.awsdns-03.netns.rackspace.comns2.rackspace.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA103.168.172.37103.168.172.5272.3.175.106
●NSns-1163.awsdns-17.org2026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●NSns-1907.awsdns-46.co.uk2026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●NSns-246.awsdns-30.com2026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●NSns-543.awsdns-03.net2026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
○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
○ 2026-03-24 02:17:12
○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
○ 2026-03-24 02:17:12
●MXin1-smtp.messagingengine.com2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●MXin2-smtp.messagingengine.com2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●A103.168.172.372026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
●A103.168.172.522026-03-06 → 2026-03-24 · 3 obs
○ 2017-02-12 01:35:38
● 2026-03-06 22:07:28
● 2026-03-24 02:17:12
○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
○ 2026-03-24 02:17:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
refmark.comns-246.awsdns-30.com, ns-543.awsdns-03.net, ns-1163.awsdns-17.org, ns-1907.awsdns-46.co.uk1 record

✅ Authoritative Response

Server:205.251.192.246

NS records: ns-246.awsdns-30.com, ns-543.awsdns-03.net, ns-1163.awsdns-17.org, ns-1907.awsdns-46.co.uk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 575ms | Queries: -

📄 Records

TypeCountSample Data
A2103.168.172.37, 103.168.172.52
NS4ns-1163.awsdns-17.org, ns-1907.awsdns-46.co.uk...
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT4aspe:keyoxide.org:TDUZU6H2TE7CAJMRQJ5KLL, google-site-verification=fVvwrlwOc6etdy2...
SOA1ns-1907.awsdns-46.co.uk awsdns-hostmaste

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-246.awsdns-30.com)

Analysis

IP Addresses

refmark.com points to two IPs: 103.168.172.37 and 103.168.172.52.

Other host names, for instance sun-ya.com, zoddzodd.com, nameserver2.6orbits.com, mx.sears.email and mx.publ.dk share IP numbers with refmark.com.

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.

refmark.com at least partially shares name servers with other domains such as 46.65.217.in-addr.arpa, weroam.xyz, sbhk326.com, answer.works and staah.cl.

these name servers are commonly used with ns-1838.awsdns-37.co.uk, ns-124.awsdns-15.com, ns-1216.awsdns-24.org, ns-164.awsdns-20.com, ns-985.awsdns-59.net and ns-1311.awsdns-35.org.

Host names with two IP numbers:

ns-246.awsdns-30.com points to 2600:9000:5300:f600::1 and 205.251.192.246

ns-543.awsdns-03.net points to 2600:9000:5302:1f00::1 and 205.251.194.31

ns-1163.awsdns-17.org points to 2600:9000:5304:8b00::1 and 205.251.196.139

ns-1907.awsdns-46.co.uk points to 2600:9000:5307:7300::1 and 205.251.199.115

Mail Servers

Two mail servers handle refmark.com: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

refmark.com shares the same mail server setup as other domains, including keeska.net, ns1.nw-media.com, publica.ca, mail.pacificshipyards.nl and rbs.org.my.

refmark.com shares some mail servers with other domains, at least partially, for instance svmnivo.desk.nl.

Host names with eight IP numbers:

in1-smtp.messagingengine.com points to: 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

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