`calculatorsbest.com`

DNSSEC	⚠️ Not signed
A	148.72.152.148^{🇺🇸 AS30083148.72.152.0/24}
		PTR	`server2.touristlink.com`
NS	`ns4.touristlink.com` ⭐
		A	209.126.113.214^{🇺🇸 AS30083209.126.96.0/19 STL DC}
			PTR	`ns4.touristlink.com`
NS	`ns5.touristlink.com`
		A	209.126.113.215^{🇺🇸 AS30083209.126.96.0/19 STL DC}
			PTR	`ns5.touristlink.com`
MX	`mail.calculatorsbest.com` ⭐
		A	148.72.152.148^{🇺🇸 AS30083148.72.152.0/24}
			PTR	`server2.touristlink.com`
TXT	`v=spf1 +a +mx -all`
TXT	`google-site-verification=cZWRIRBEVL8YahxC4zVWYuNu-7Ntbk4q-rWsFI66Eqg`
SOA	`ns4.touristlink.com`support@touristlink.com 2020-06-16 #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=1776559287

Subdomains

ns.calculatorsbest.com

mail.calculatorsbest.com

Same first word

calculatorsbest.com

Similar names

bestcalculators.net

DNS History

8 records (4 active, 4 former)

○NSns0.touristlink.com2015-06-08 → 2017-07-10 · 5 obs

○ 2008-03-09 23:21:10
● 2015-06-08 04:42:06
● 2017-07-10 10:05:24
○ 2026-02-25 17:04:02
○ 2026-04-19 00:55:16

●NSns4.touristlink.com2026-02-25 → 2026-04-19 · 3 obs

○ 2017-07-10 10:05:24
● 2026-02-25 17:04:02
● 2026-04-19 00:55:16

○NSns5.systron.net2015-06-08 → 2017-07-10 · 5 obs

○ 2008-03-09 23:21:10
● 2015-06-08 04:42:06
● 2017-07-10 10:05:24
○ 2026-02-25 17:04:02
○ 2026-04-19 00:55:16

●NSns5.touristlink.com2026-02-25 → 2026-04-19 · 3 obs

○ 2017-07-10 10:05:24
● 2026-02-25 17:04:02
● 2026-04-19 00:55:16

●MXmail.calculatorsbest.com2008-03-09 → 2026-04-19 · 2 obs

● 2008-03-09 23:21:10
● 2026-04-19 00:55:16

●A148.72.152.1482026-02-25 → 2026-04-19 · 3 obs

○ 2017-07-10 10:05:24
● 2026-02-25 17:04:02
● 2026-04-19 00:55:16

○A209.239.120.1712015-06-08 → 2017-07-10 · 5 obs

○ 2008-03-09 23:21:10
● 2015-06-08 04:42:06
● 2017-07-10 10:05:24
○ 2026-02-25 17:04:02
○ 2026-04-19 00:55:16

○A66.112.220.772008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 23:21:10
○ 2015-06-08 04:42:06
○ 2026-04-19 00:55:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
calculatorsbest.com	ns4.touristlink.com, ns5.touristlink.com	2 records

✅ Authoritative Response

Server:209.126.113.215

NS records: ns4.touristlink.com, ns5.touristlink.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calculatorsbest.com (unsigned zone)

⏱️ Timing

Total: 181ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`148.72.152.148`
NS	2	`ns4.touristlink.com, ns5.touristlink.com`
MX	1	`mail.calculatorsbest.com (pri: 10)`
TXT	2	`v=spf1 +a +mx -all, google-site-verification=cZWRIRBEVL8Yahx`
SOA	1	`ns4.touristlink.com support.touristlink.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns4.touristlink.com, ns5.touristlink.com)

Analysis

Hierarchy

calculatorsbest.com is a parent of ns.calculatorsbest.com and mail.calculatorsbest.com.

IP Addresses

calculatorsbest.com points to a single IP number: 148.72.152.148.

Other host names, for instance mail.calculatorsbest.com, swanvalleytreks.com, ns2.swanvalleytreks.com, mail.coffeefun.com and ns.coffeefun.com share IP numbers with calculatorsbest.com.

Name Servers

Delegation for calculatorsbest.com rests with two name servers, ns4.touristlink.com and ns5.touristlink.com.

calculatorsbest.com shares the same name server setup as other domains, including touristlink.com.br, bhutan-trails.org, yakholidays.com, coffeefun.com and trekkinghero.com.

calculatorsbest.com partially shares name servers with other domains; for instance swanvalleytreks.com and greenhouseexpress.com.

these name servers are commonly used with ns1.swanvalleytreks.com, ns1.greenhouseexpress.com and ns2.greenhouseexpress.com.

Host names with one IP number: ns4.touristlink.com points to 209.126.113.214; ns5.touristlink.com points to 209.126.113.215.

Mail Servers

calculatorsbest.com is handled by a single mail server, mail.calculatorsbest.com.

mail.calculatorsbest.com points to a single IP: 148.72.152.148.

calculatorsbest.com - robtex.com