ptr5.com - dns.ninja

`ptr5.com`

DNSSEC	🔒 Signed (DS record present)
A	37.97.141.153^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
		PTR	`37-97-141-153.colo.transip.net`
NS	`ns0.transip.net` ⭐
		A	2a01:7c8:dddd:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns0.transip.net`
		A	195.135.195.195^{🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.}
			PTR	`ns0.transip.net`
NS	`ns1.transip.nl`
		A	2a01:7c8:7000:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns1.transip.nl`
		A	195.8.195.195^{🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.}
			PTR	`ns1.transip.nl`
NS	`ns2.transip.eu`
		A	2a01:7c8:f:c1f::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns2.transip.eu`
		A	37.97.199.195^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.transip.eu`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=a575bb5dc77fff550f8ee0cfea297289ad1eaaa4`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
SOA	`ns0.transip.net`hostmaster@transip.nl 2022-02-19 #5

`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=1783167166

Previously MX for

ptr5.com

Same first word

ptr5.com

Similar names

prt5.com

5tpr.com

5rtp.com

DNS History

12 records (6 active, 6 former)

●NSns0.transip.net2015-06-27 → 2026-07-04 · 2 obs

● 2015-06-27 19:02:08
● 2026-07-04 12:43:16

○NSns1.transip.net2015-06-27 → 2016-07-06 · 4 obs

● 2015-06-27 19:02:08
● 2016-07-06 12:14:38
○ 2019-03-17 02:12:02
○ 2026-07-04 12:43:16

●NSns1.transip.nl2019-03-17 → 2026-07-04 · 3 obs

○ 2016-07-06 12:14:38
● 2019-03-17 02:12:02
● 2026-07-04 12:43:16

●NSns2.transip.eu2019-03-17 → 2026-07-04 · 3 obs

○ 2016-07-06 12:14:38
● 2019-03-17 02:12:02
● 2026-07-04 12:43:16

○NSns2.transip.net2015-06-27 → 2016-07-06 · 4 obs

● 2015-06-27 19:02:08
● 2016-07-06 12:14:38
○ 2019-03-17 02:12:02
○ 2026-07-04 12:43:16

●MXmail.protonmail.ch2026-02-19 → 2026-07-04 · 3 obs

○ 2019-03-17 02:12:02
● 2026-02-19 17:22:16
● 2026-07-04 12:43:16

●MXmailsec.protonmail.ch2026-02-19 → 2026-07-04 · 3 obs

○ 2019-03-17 02:12:02
● 2026-02-19 17:22:16
● 2026-07-04 12:43:16

○MXptr5.com2015-06-27 → 2019-03-17 · 4 obs

● 2015-06-27 19:02:08
● 2019-03-17 02:12:02
○ 2026-02-19 17:22:16
○ 2026-07-04 12:43:16

○MXrelay.transip.nl2015-06-27 → 2019-03-17 · 4 obs

● 2015-06-27 19:02:08
● 2019-03-17 02:12:02
○ 2026-02-19 17:22:16
○ 2026-07-04 12:43:16

●A37.97.141.1532026-02-19 → 2026-07-04 · 3 obs

○ 2019-03-17 02:12:02
● 2026-02-19 17:22:16
● 2026-07-04 12:43:16

○A54.194.244.592019-03-17 → 2019-03-17 · 4 obs

○ 2016-07-06 12:14:38
● 2019-03-17 02:12:02
○ 2026-02-19 17:22:16
○ 2026-07-04 12:43:16

○A78.46.44.2412015-06-27 → 2016-07-06 · 4 obs

● 2015-06-27 19:02:08
● 2016-07-06 12:14:38
○ 2019-03-17 02:12:02
○ 2026-07-04 12:43:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ptr5.com	ns1.transip.nl, ns0.transip.net, ns2.transip.eu	-

✅ Authoritative Response

Server:195.8.195.195

NS records: ns1.transip.nl, ns0.transip.net, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 824ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.97.141.153`
NS	3	`ns1.transip.nl, ns0.transip.net...`
MX	2	`mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)`
TXT	2	`protonmail-verification=a575bb5dc77fff55, v=spf1 include:_spf.protonmail.ch mx ~al`
SOA	1	`ns0.transip.net hostmaster.transip.nl`

Analysis

IP Addresses

ptr5.com resolves to one IP address: 37.97.141.153.

Host names like 37-97-141-153.colo.transip.net are further examples that share IP numbers with ptr5.com.

Name Servers

ptr5.com carries NS records delegating to ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

At least some of ptr5.com's name servers are shared with other domains, for example santhuizen.nl, fusion-electronics.nl, tweedehandskeukens.be and two more.

ns2.transip.eu, ns0.transip.net and ns1.transip.nl are three hostnames that each resolve to a pair of IP addresses: ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

Mail for ptr5.com is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.

ptr5.com uses an identical mail server configuration to several other domains — among them 88bet.com, bornl33t.net, craignt.com and two more.

ptr5.com has at least partial mail server overlap with other domains such as sabzbag.com, codepensive.com, trace-evidence.com and two more.

The hosts mail.protonmail.ch and mailsec.protonmail.ch both resolve to three IP numbers: mail.protonmail.ch to 176.119.200.128, 185.70.42.128 and 185.205.70.128, and mailsec.protonmail.ch to 176.119.200.129, 185.70.42.129 and 185.205.70.129.