`medicaldeviceresource.com`

DNSSEC	⚠️ Not signed
A	45.223.136.130^{🇺🇸 IMPERVA45.223.136.0/24}
A	45.223.146.130^{🇺🇸 IMPERVA45.223.146.0/24}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`mxa.mailgun.org` ⭐
		A	34.160.13.42^{🇺🇸 Google34.160.0.0/16}
			PTR	`42.13.160.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.160.13.42^{🇺🇸 Google34.160.0.0/16}
			PTR	`42.13.160.34.bc.googleusercontent.com`
TXT	`v=spf1 include:mailgun.org ?all`
TXT	`v=spf1 include:spf.mandrillapp.com ?all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1739304149

`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

Subdomains

www.medicaldeviceresource.com

training.medicaldeviceresource.com

Same first word

medicaldeviceresource.com

DNS History

21 records (6 active, 15 former)

●NSdns1.registrar-servers.com2026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

●NSdns2.registrar-servers.com2026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

○NSns-cloud-b1.googledomains.com2015-05-30 → 2020-03-01 · 4 obs

● 2015-05-30 04:40:40
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○NSns-cloud-b2.googledomains.com2015-05-30 → 2020-03-01 · 4 obs

● 2015-05-30 04:40:40
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○NSns-cloud-b3.googledomains.com2015-05-30 → 2020-03-01 · 4 obs

● 2015-05-30 04:40:40
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○NSns-cloud-b4.googledomains.com2015-05-30 → 2020-03-01 · 4 obs

● 2015-05-30 04:40:40
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○MXalt1.aspmx.l.google.com2015-05-30 → 2016-07-14 · 4 obs

● 2015-05-30 04:40:40
● 2016-07-14 07:05:22
○ 2017-03-24 14:15:08
○ 2026-03-24 06:00:36

○MXalt1.gmr-smtp-in.l.google.com2017-03-24 → 2020-03-01 · 5 obs

○ 2016-07-14 07:05:22
● 2017-03-24 14:15:08
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○MXalt2.aspmx.l.google.com2015-05-30 → 2016-07-14 · 4 obs

● 2015-05-30 04:40:40
● 2016-07-14 07:05:22
○ 2017-03-24 14:15:08
○ 2026-03-24 06:00:36

○MXalt2.gmr-smtp-in.l.google.com2017-03-24 → 2020-03-01 · 5 obs

○ 2016-07-14 07:05:22
● 2017-03-24 14:15:08
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○MXalt3.aspmx.l.google.com2015-05-30 → 2016-07-14 · 4 obs

● 2015-05-30 04:40:40
● 2016-07-14 07:05:22
○ 2017-03-24 14:15:08
○ 2026-03-24 06:00:36

○MXalt3.gmr-smtp-in.l.google.com2017-03-24 → 2020-03-01 · 5 obs

○ 2016-07-14 07:05:22
● 2017-03-24 14:15:08
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○MXalt4.aspmx.l.google.com2015-05-30 → 2016-07-14 · 4 obs

● 2015-05-30 04:40:40
● 2016-07-14 07:05:22
○ 2017-03-24 14:15:08
○ 2026-03-24 06:00:36

○MXalt4.gmr-smtp-in.l.google.com2017-03-24 → 2020-03-01 · 5 obs

○ 2016-07-14 07:05:22
● 2017-03-24 14:15:08
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

○MXaspmx.l.google.com2015-05-30 → 2016-07-14 · 4 obs

● 2015-05-30 04:40:40
● 2016-07-14 07:05:22
○ 2017-03-24 14:15:08
○ 2026-03-24 06:00:36

○MXgmr-smtp-in.l.google.com2017-03-24 → 2020-03-01 · 5 obs

○ 2016-07-14 07:05:22
● 2017-03-24 14:15:08
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

●MXmxa.mailgun.org2026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

●MXmxb.mailgun.org2026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

●A45.223.136.1302026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

●A45.223.146.1302026-02-16 → 2026-03-24 · 3 obs

○ 2020-03-01 21:30:28
● 2026-02-16 09:15:16
● 2026-03-24 06:00:36

○A98.129.210.812015-05-30 → 2020-03-01 · 4 obs

● 2015-05-30 04:40:40
● 2020-03-01 21:30:28
○ 2026-02-16 09:15:16
○ 2026-03-24 06:00:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
medicaldeviceresource.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for medicaldeviceresource.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`45.223.146.130, 45.223.136.130`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	2	`v=spf1 include:mailgun.org ?all, v=spf1 include:spf.mandrillapp.com ?all`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

Hierarchy

medicaldeviceresource.com is a parent of www.medicaldeviceresource.com and training.medicaldeviceresource.com.

IP Addresses

medicaldeviceresource.com points to two IP numbers: 45.223.136.130 and 45.223.146.130.

Name Servers

medicaldeviceresource.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

medicaldeviceresource.com uses the same name server setup as other domains, including slowedownkid.org, bkeusa.net, doorsopening.com, bytecdntop.com and bcfiles.com.

medicaldeviceresource.com at least partially shares name servers with other domains; for instance derpindederp.com, jesmio.com and cam99.net.

These name servers are often used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.

dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.

Mail Servers

medicaldeviceresource.com is handled by two mail servers: mxa.mailgun.org and mxb.mailgun.org.

medicaldeviceresource.com uses the same mail server setup as other domains, for instance asherkim.com, demo-mail.collab-hub.com, zeiglerhondaracine-message.com, saras.co and redelivre.org.br.

medicaldeviceresource.com shares at least some mail servers with other domains, for example rblock.co, team-mir.ai, nahri.org, pubby.co and therealroots.com.

Host names sharing a single IP: mxa.mailgun.org and mxb.mailgun.org point to 34.160.13.42.

medicaldeviceresource.com - robtex.com