doubt.com - dns.ninja

`doubt.com`

DNSSEC	⚠️ Not signed
A	3.33.243.145^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`a3edc0dabdef92d6d.awsglobalaccelerator.com`
NS	`pdns1.ultradns.net` ⭐
		A	2001:502:f3ff::1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net`
		A	2610:a1:1014::1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org`
		A	2610:a1:1015::1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org`
		A	2001:502:4612::1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns5.ultradns.info` ⚠️ Not in parent delegation
		A	2610:a1:1016::1^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`pdns6.ultradns.co.uk` ⚠️ Not in parent delegation
		A	2610:a1:1017::1^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar}
			PTR	`pdns6.ultradns.co.uk`
MX	`mx00.mail.com` ⭐
		A	74.208.5.20^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.mail.com`
MX	`mx01.mail.com` ⭐
		A	74.208.5.22^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.mail.com`
TXT	`v=spf1 redirect=_spf.mail.com`
SOA	`pdns1.ultradns.net`ggorman@easylink.com 2013-01-30 #27

`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=1781987385

Subdomains

www.doubt.com

*.doubt.com

patriciah.doubt.com

ftp.doubt.com

thriley.doubt.com

rperez.doubt.com

jgaddis.doubt.com

Same first word

doubt.today

doubt.com

doubt.it

doubt.ru

doubt.blog

doubt.biz

Similar names

dubot.com

dubot.fr

botud.com

dotbu.com

tdobu.ru

butdo.com

dobut.com

budot.com

tbdou.com

dotub.cc

outdb.com

tobud.com

dubto.com

otdub.com

tbudo.com

budto.ru

tobud.eu

utbod.is

tubod.com

dbout.com

bodut.com

tubdo.com

dobtu.com

dotub.com

dotub.one

dubot.ch

budto.com

DNS History

20 records (9 active, 11 former)

○NSdns01.gpn.register.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○NSdns02.gpn.register.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○NSdns03.gpn.register.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○NSdns04.gpn.register.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○NSdns05.gpn.register.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

●NSpdns1.ultradns.net2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

●NSpdns2.ultradns.net2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

●NSpdns3.ultradns.org2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

●NSpdns4.ultradns.org2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

●NSpdns5.ultradns.info2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

●NSpdns6.ultradns.co.uk2015-08-29 → 2026-06-20 · 3 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2026-06-20 20:31:42

○MXmx00.gmx.com2015-08-29 → 2016-02-20 · 5 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2016-02-20 01:33:56
○ 2016-03-26 08:37:28
○ 2026-06-20 20:31:42

●MXmx00.mail.com2016-03-26 → 2026-06-20 · 3 obs

○ 2016-02-20 01:33:56
● 2016-03-26 08:37:28
● 2026-06-20 20:31:42

○MXmx01.gmx.com2015-08-29 → 2016-02-20 · 5 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2016-02-20 01:33:56
○ 2016-03-26 08:37:28
○ 2026-06-20 20:31:42

●MXmx01.mail.com2016-03-26 → 2026-06-20 · 3 obs

○ 2016-02-20 01:33:56
● 2016-03-26 08:37:28
● 2026-06-20 20:31:42

○MXob-mail-com-bk.mr.outblaze.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○MXob-mail-com.mr.outblaze.com2007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

○A141.8.224.1432015-08-29 → 2018-09-29 · 5 obs

○ 2007-09-18 13:54:12
● 2015-08-29 18:05:36
● 2018-09-29 11:29:26
○ 2026-02-22 08:24:30
○ 2026-06-20 20:31:42

○A208.254.26.1392007-09-18 → 2007-09-18 · 3 obs

● 2007-09-18 13:54:12
○ 2015-08-29 18:05:36
○ 2026-06-20 20:31:42

●A3.33.243.1452026-02-22 → 2026-06-20 · 3 obs

○ 2018-09-29 11:29:26
● 2026-02-22 08:24:30
● 2026-06-20 20:31:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
doubt.com	pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net	-

✅ Authoritative Response

Server:199.7.68.1

NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubt.com (unsigned zone)

⏱️ Timing

Total: 1764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.243.145`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
MX	2	`mx00.mail.com (pri: 10), mx01.mail.com (pri: 10)`
TXT	1	`v=spf1 redirect=_spf.mail.com`
SOA	1	`pdns1.ultradns.net ggorman.easylink.com`

Analysis

Hierarchy

www.doubt.com, *.doubt.com, patriciah.doubt.com, ftp.doubt.com, thriley.doubt.com and a few other host names are all children of doubt.com.

IP Addresses

doubt.com resolves to just one IP address, 3.33.243.145.

Two other host names, along with www.survivorstrong.org, raften.eu and idtrack.org, also share IP numbers with doubt.com.

Name Servers

DNS for doubt.com is handled by 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 others.

The name servers of doubt.com overlap at least partially with those of other domains — among them wd503.myworkdayjobs.com, gespra.ca, thermofisher.careers and two more.

These name servers commonly appear in delegations together with pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other.

Host names that have two IP addresses:

pdns5.ultradns.info has two IP addresses: 204.74.114.1 and 2610:a1:1016::1.

pdns1.ultradns.net has two IP addresses: 204.74.108.1 and 2001:502:f3ff::1.

pdns2.ultradns.net has two IP addresses: 204.74.109.1 and 2610:a1:1014::1.

pdns3.ultradns.org has two IP addresses: 199.7.68.1 and 2610:a1:1015::1.

pdns4.ultradns.org has two IP addresses: 199.7.69.1 and 2001:502:4612::1.

pdns6.ultradns.co.uk has two IP addresses: 204.74.115.1 and 2610:a1:1017::1.

Mail Servers

doubt.com is served by two mail servers, mx00.mail.com and mx01.mail.com.

Among the domains sharing a mail server setup with doubt.com are arizona.usa.com, cybergal.com, humanoid.net and two others.

Both mx00.mail.com and mx01.mail.com have a single IP address each — mx00.mail.com resolves to 74.208.5.20 while mx01.mail.com resolves to 74.208.5.22.