`callcalculator.com`

DNSSEC	⚠️ Not signed
A	205.251.138.187^{🇺🇸 NTHL205.251.136.0/21 Netdepot - Houston}
		PTR	`carson.nocdirect.com`
NS	`ns1.radiusnetwork.com` ⭐
		A	69.73.154.62^{🇺🇸 NTHL69.73.152.0/21 ATL1-NET-69.73.152.0/21}
NS	`ns2.radiusnetwork.com`
		A	69.73.149.5^{🇺🇸 NTHL69.73.148.0/23 ATL1-NET-69.73.148.0/23}
MX	`callcalculator.com` ⭐
		A	205.251.138.187^{🇺🇸 NTHL205.251.136.0/21 Netdepot - Houston}
			PTR	`carson.nocdirect.com`
TXT	`v=spf1 +a +mx +ip4:205.251.138.186 +ip4:69.73.182.184 +ip4:66.246.218.179 +a:...`
SOA	`ns1.radiusnetwork.com`lwmeehan@gmail.com 2026-03-06 #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=1771291435

DNS History

10 records (4 active, 6 former)

○NSns1-juno.nswebhost.com2015-08-22 → 2016-07-18 · 4 obs

● 2015-08-22 01:32:10
● 2016-07-18 02:09:34
○ 2017-04-08 21:06:44
○ 2026-03-14 15:09:00

●NSns1.radiusnetwork.com2026-03-14 → 2026-03-14 · 3 obs

○ 2017-04-08 21:06:44
● 2026-03-14 15:08:58
● 2026-03-14 15:09:00

○NSns2-juno.nswebhost.com2015-08-22 → 2016-07-18 · 4 obs

● 2015-08-22 01:32:10
● 2016-07-18 02:09:34
○ 2017-04-08 21:06:44
○ 2026-03-14 15:09:00

●NSns2.radiusnetwork.com2026-03-14 → 2026-03-14 · 3 obs

○ 2017-04-08 21:06:44
● 2026-03-14 15:08:58
● 2026-03-14 15:09:00

○NSvns1.nocdirect.com2017-04-08 → 2017-04-08 · 4 obs

○ 2016-07-18 02:09:34
● 2017-04-08 21:06:44
○ 2026-03-14 15:08:58
○ 2026-03-14 15:09:00

○NSvns2.nocdirect.com2017-04-08 → 2017-04-08 · 4 obs

○ 2016-07-18 02:09:34
● 2017-04-08 21:06:44
○ 2026-03-14 15:08:58
○ 2026-03-14 15:09:00

●MXcallcalculator.com2015-08-22 → 2026-03-14 · 2 obs

● 2015-08-22 01:32:10
● 2026-03-14 15:09:00

●A205.251.138.1872026-03-14 → 2026-03-14 · 3 obs

○ 2017-04-08 21:06:44
● 2026-03-14 15:08:58
● 2026-03-14 15:09:00

○A69.73.129.1532015-08-22 → 2016-07-18 · 4 obs

● 2015-08-22 01:32:10
● 2016-07-18 02:09:34
○ 2017-04-08 21:06:44
○ 2026-03-14 15:09:00

○A69.73.184.92017-04-08 → 2017-04-08 · 4 obs

○ 2016-07-18 02:09:34
● 2017-04-08 21:06:44
○ 2026-03-14 15:08:58
○ 2026-03-14 15:09:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
callcalculator.com	ns1.radiusnetwork.com, ns2.radiusnetwork.com	2 records

✅ Authoritative Response

Server: 69.73.154.62

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for callcalculator.com (unsigned zone)

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`205.251.138.187`
NS	2	`ns2.radiusnetwork.com, ns1.radiusnetwork.com`
MX	1	`callcalculator.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:205.251.138.186 +ip4:`
SOA	1	`ns1.radiusnetwork.com lwmeehan.gmail.com`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

callcalculator.com points to a single IP number: 205.251.138.187.

other host names for instance _dc-mx.d24cd57f0ad3.lightmix.com.mx, letnothingstopyou.org, libestchimney.com, satelligent.com and chesa.ch share IP numbers with callcalculator.com.

Name Servers

callcalculator.com is delegated to two name servers: ns1.radiusnetwork.com and ns2.radiusnetwork.com.

callcalculator.com shares the same name server setup as other domains, for example frithjofschuon.us, smartvoicemessaging.com, perennialism.net, thesmartnetwork.net and consciousness.org.uk.

Host names with one IP number:

The host ns1.radiusnetwork.com points to 69.73.154.62 and the host ns2.radiusnetwork.com points to 69.73.149.5.

Mail Servers

One mail server handles callcalculator.com.

Host name callcalculator.com points to IP address 205.251.138.187.

callcalculator.com - robtex.com