mastertax.org - robtex.com

mastertax.org

DNSSEC⚠️ Not signed
A3.33.139.32🇺🇸 Amazon
PTRaeedc42b70c898c66.awsglobalaccelerator.com
NSha1.markmonitor.zone ⭐
A2001:67c:1bc::5🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD
PTRha1.markmonitor.zone
A192.174.68.5🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD
PTRha1.markmonitor.zone
NSha2.markmonitor.zone
A2620:10a:80eb::6b🇨🇦 CIRA-CLOUD1
PTRha2.markmonitor.zone
A162.219.54.170🇨🇦 CIRA-CLOUD1
PTRha2.markmonitor.zone
NSha3.markmonitor.zone
A2001:67c:10b8::5🇨🇭 RCODEZERO-ANYCAST-SEC2
PTRha3.markmonitor.zone
A176.97.158.5🇦🇹 RCODEZERO-ANYCAST-SEC2
PTRha3.markmonitor.zone
NSha4.markmonitor.zone
A2620:10a:80ec::6b🇨🇦 CIRA-CLOUD2
PTRha4.markmonitor.zone
A162.219.55.170🇨🇦 CIRA-CLOUD2
PTRha4.markmonitor.zone
TXTv=spf1 -all
SOAha1.markmonitor.zonehostmaster@markmonitor.com 2020-08-27 #2

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1771291736

Up

www.mastertax.org
blog.mastertax.org
com.mastertax.org

Same first word

mastertax.co
mastertax.net
mastertax.ca
mastertax.net.au
mastertax.org
mastertax.info
mastertax.co.uk
mastertax.app
mastertax.com.au
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mastertax.com
mastertax.us
mastertax.de

Similar names

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startexam.org
smartatex.com
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taxtamers.com
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taxmaster.com
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taxmaster.nl
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starteamx.com
traxteams.com
tramtexas.com
esmarttax.com
taxmaster.com.au
examstart.com
startexam.ru

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSha1.markmonitor.zoneha2.markmonitor.zoneha3.markmonitor.zoneha4.markmonitor.zonepdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukA3.33.139.32204.74.99.10154.219.160.3054.219.163.21
●NSha1.markmonitor.zone2018-07-01 → 2026-02-19 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
● 2026-02-19 13:12:12
●NSha2.markmonitor.zone2018-07-01 → 2026-02-19 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
● 2026-02-19 13:12:12
●NSha3.markmonitor.zone2018-07-01 → 2026-02-19 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
● 2026-02-19 13:12:12
●NSha4.markmonitor.zone2018-07-01 → 2026-02-19 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
● 2026-02-19 13:12:12
○NSpdns1.ultradns.net2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○NSpdns2.ultradns.net2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○NSpdns3.ultradns.org2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○NSpdns4.ultradns.org2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○NSpdns5.ultradns.info2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○NSpdns6.ultradns.co.uk2015-07-13 → 2017-01-29 · 4 obs
● 2015-07-13 18:16:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○A204.74.99.1012015-11-17 → 2017-01-29 · 4 obs
● 2015-11-17 12:57:16
● 2017-01-29 13:11:42
○ 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
●A3.33.139.322026-02-19 → 2026-02-19 · 2 obs
○ 2018-07-01 12:29:06
● 2026-02-19 13:12:12
○A54.219.160.302018-07-01 → 2018-07-01 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
○ 2026-02-19 13:12:12
○A54.219.163.212018-07-01 → 2018-07-01 · 3 obs
○ 2017-01-29 13:11:42
● 2018-07-01 12:29:06
○ 2026-02-19 13:12:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
mastertax.orgha3.markmonitor.zone, ha4.markmonitor.zone, ha1.markmonitor.zone, ha2.markmonitor.zone-

✅ Authoritative Response

Server: 162.219.55.170

NS records: ha3.markmonitor.zone, ha4.markmonitor.zone, ha1.markmonitor.zone, ha2.markmonitor.zone

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastertax.org (unsigned zone)

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

TypeCountSample Data
A13.33.139.32
NS4ha1.markmonitor.zone, ha2.markmonitor.zone...
TXT1v=spf1 -all
SOA1ha1.markmonitor.zone hostmaster.markmoni

AI analysis

mastertax.org is a parent of www.mastertax.org, blog.mastertax.org and com.mastertax.org.

mastertax.org points to a single IP: 3.33.139.32.

Other host names, for instance dolechia.com, westlawchina.mobi, zocdoc.eu, kindlewave.com and logicworks.net.staging-seriouseats.com share IP numbers with mastertax.org.

mastertax.org's delegation is handled by four name servers: ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.

mastertax.org partially shares name servers with other domains; examples include accesd.com, triad.pk, sasafetyservices.com, estracombi.com and stcpension.com.

These name servers are commonly used with the name servers ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com and ns2.markmonitor.com.

Host names with two IPs:

ha1.markmonitor.zone points to 2001:67c:1bc::5 and 192.174.68.5

ha2.markmonitor.zone points to 2620:10a:80eb::6b and 162.219.54.170

ha3.markmonitor.zone points to 2001:67c:10b8::5 and 176.97.158.5

ha4.markmonitor.zone points to 2620:10a:80ec::6b and 162.219.55.170