`columbusconsulting.com`

DNSSEC	⚠️ Not signed
A	104.198.0.102^{🇺🇸 Google104.198.0.0/20}
		PTR	`102.0.198.104.bc.googleusercontent.com`
NS	`ns1.dotster.com` ⭐
		A	172.64.52.250^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dotster.com`
		A	172.64.53.155^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.google.com` ⭐
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	2a00:1450:4009:c19::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrp-in-f26.1e100.net`
		A	172.217.76.27^{🇺🇸 Google172.217.76.0/24}
			PTR	`yulhrp-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
TXT	`q10uq4jtm9ms1ermji96hg6cuf`
TXT	`v=spf1 ip4:66.96.128.0/18 include:_spf.google.com include:auth.msgapp.com ~all`
TXT	`hvcb4thajp0iub3fh5a8usgk3`
SOA	`NS1.DOTSTER.com`namehost@WORLDNIC.com serial=126030304

`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=1776178082

Subdomains

mail.columbusconsulting.com

Same first word

columbusconsulting.com

DNS History

16 records (4 active, 12 former)

○NSns1.bluehost.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

●NSns1.dotster.com2026-04-12 → 2026-04-14 · 3 obs

○ 2017-04-07 20:08:20
● 2026-04-12 01:02:12
● 2026-04-14 15:18:02

○NSns2.bluehost.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

●NSns2.dotster.com2026-04-12 → 2026-04-14 · 3 obs

○ 2017-04-07 20:08:20
● 2026-04-12 01:02:12
● 2026-04-14 15:18:02

○NSns5.softcomca.com2007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 12:32:26
○ 2015-06-29 05:42:24
○ 2026-04-14 15:18:02

○NSns6.softcomca.com2007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 12:32:26
○ 2015-06-29 05:42:24
○ 2026-04-14 15:18:02

○MXalt1.aspmx.l.google.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

○MXalt2.aspmx.l.google.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

○MXaspmx.l.google.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

○MXaspmx2.googlemail.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

○MXaspmx3.googlemail.com2015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

○MXmail.columbusconsulting.com2007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 12:32:26
○ 2015-06-29 05:42:24
○ 2026-04-14 15:18:02

●MXsmtp.google.com2026-04-12 → 2026-04-14 · 3 obs

○ 2017-04-07 20:08:20
● 2026-04-12 01:02:12
● 2026-04-14 15:18:02

●A104.198.0.1022026-04-12 → 2026-04-14 · 3 obs

○ 2017-04-07 20:08:20
● 2026-04-12 01:02:12
● 2026-04-14 15:18:02

○A168.144.178.2222007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 12:32:26
○ 2015-06-29 05:42:24
○ 2026-04-14 15:18:02

○A66.147.244.1372015-06-29 → 2017-04-07 · 5 obs

○ 2007-08-15 12:32:26
● 2015-06-29 05:42:24
● 2017-04-07 20:08:20
○ 2026-04-12 01:02:12
○ 2026-04-14 15:18:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
columbusconsulting.com	ns1.dotster.com, ns2.dotster.com	2 records

✅ Authoritative Response

Server:172.64.53.155

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for columbusconsulting.com (unsigned zone)

⏱️ Timing

Total: 303ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.198.0.102`
NS	2	`ns1.dotster.com, ns2.dotster.com`
MX	1	`smtp.google.com (pri: 10)`
TXT	3	`v=spf1 ip4:66.96.128.0/18 include:_spf.g, hvcb4thajp0iub3fh5a8usgk3...`
SOA	1	`NS1.DOTSTER.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dotster.com, ns2.dotster.com)

Analysis

Hierarchy

columbusconsulting.com is a parent of mail.columbusconsulting.com.

IP Addresses

columbusconsulting.com points to a single IP number: 104.198.0.102.

Other host names, for instance rockymountainba.com, jps.org, emergenext.com, cohencentric.wpengine.com and 102.0.198.104.bc.googleusercontent.com share IP numbers with columbusconsulting.com.

Name Servers

Delegation for columbusconsulting.com rests with two name servers, ns1.dotster.com and ns2.dotster.com.

columbusconsulting.com shares the same name server setup as other domains, including dynamicprogressmethod.com, scoff.ca, flyingleapproductions.com, qcresources.com and ktblaw.com.

columbusconsulting.com at least partially shares name servers with other domains, for instance lecmail.com, momainst.org, kvap.com, gaah.org and usdebtexchange.com.

these name servers are commonly used with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com and ns1.nameresolve.com.

Host names with one IP number: ns1.dotster.com points to 172.64.52.250; ns2.dotster.com points to 172.64.53.155.

Mail Servers

columbusconsulting.com is handled by a single mail server, smtp.google.com.

columbusconsulting.com uses the same mail server configuration as other domains, such as therapycom.com, goover.ai, klcopy.com, synasoma.org and centervol.es.

columbusconsulting.com shares mail servers with other domains at least in part, for instance hellogloriah.com, krosby.com, hekanize.com, johnstonnc.gov and mysports.ai.

The host name smtp.google.com resolves to six IP numbers: 2a00:1450:4009:c0f::1a, 2a00:1450:4009:c0f::1b, 2a00:1450:4009:c19::1a, 172.217.76.27, 192.178.223.26 and 192.178.223.27.

columbusconsulting.com - robtex.com