`photobiologist.com`

DNSSEC	⚠️ Not signed
A	2a07:7800:1::203^{🇬🇧 TWENTYI2a07:7800:1::/48}
A	185.146.167.203^{🇬🇧 TWENTYI185.146.167.0/24}
NS	`ns1.stackdns.com` ⭐
		A	35.197.225.59^{🇬🇧 Google35.197.224.0/20}
			PTR	`59.225.197.35.bc.googleusercontent.com`
NS	`ns2.stackdns.com`
		A	146.148.28.88^{🇧🇪 Google146.148.16.0/20}
			PTR	`88.28.148.146.bc.googleusercontent.com`
NS	`ns3.stackdns.com`
		A	35.198.79.191^{🇩🇪 Google35.198.64.0/20}
			PTR	`191.79.198.35.bc.googleusercontent.com`
NS	`ns4.stackdns.com`
		A	104.196.137.209^{🇺🇸 Google104.196.128.0/20}
			PTR	`209.137.196.104.bc.googleusercontent.com`
MX	`mx.stackmail.com` ⭐
		A	185.151.28.67^{🇬🇧 TWENTYI185.151.28.0/24}
			PTR	`mx.stackmail.com`
TXT	`v=spf1 include:spf.stackmail.com a mx -all`
SOA	`ns1.stackdns.com`hostmaster@stackdns.com serial=1786723122

`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=1786771839

MX for

photobiologist.com

Previously MX for

photoecologist.com

Same first word

photobiologist.com

DNS History

22 records (7 active, 15 former)

○NSns1.ceramic.mysitehosted.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 22:30:48
○ 2015-10-28 18:19:12
○ 2026-08-15 05:35:20

○NSns1.gallerywebhost.net2026-06-15 → 2026-06-15 · 4 obs

○ 2018-10-26 13:01:12
● 2026-06-15 18:52:54
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

○NSns1.inmotionhosting.com2026-06-15 → 2026-06-15 · 4 obs

○ 2018-10-26 13:01:12
● 2026-06-15 18:52:54
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

○NSns1.mysitehosted.com2015-10-28 → 2017-01-22 · 5 obs

○ 2015-06-14 22:30:48
● 2015-10-28 18:19:12
● 2017-01-22 10:44:52
○ 2018-10-26 13:01:12
○ 2026-08-15 05:35:20

○NSns1.servconfig.com2018-10-26 → 2018-10-26 · 4 obs

○ 2017-01-22 10:44:52
● 2018-10-26 13:01:12
○ 2026-06-15 18:52:54
○ 2026-08-15 05:35:20

●NSns1.stackdns.com2026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

○NSns2.ceramic.mysitehosted.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 22:30:48
○ 2015-10-28 18:19:12
○ 2026-08-15 05:35:20

○NSns2.gallerywebhost.net2026-06-15 → 2026-06-15 · 4 obs

○ 2018-10-26 13:01:12
● 2026-06-15 18:52:54
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

○NSns2.inmotionhosting.com2026-06-15 → 2026-06-15 · 4 obs

○ 2018-10-26 13:01:12
● 2026-06-15 18:52:54
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

○NSns2.mysitehosted.com2015-10-28 → 2017-01-22 · 5 obs

○ 2015-06-14 22:30:48
● 2015-10-28 18:19:12
● 2017-01-22 10:44:52
○ 2018-10-26 13:01:12
○ 2026-08-15 05:35:20

○NSns2.servconfig.com2018-10-26 → 2018-10-26 · 4 obs

○ 2017-01-22 10:44:52
● 2018-10-26 13:01:12
○ 2026-06-15 18:52:54
○ 2026-08-15 05:35:20

●NSns2.stackdns.com2026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

●NSns3.stackdns.com2026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

●NSns4.stackdns.com2026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

●MXmx.stackmail.com2026-08-15 → 2026-08-15 · 3 obs

○ 2018-10-26 13:01:12
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

○MXphotobiologist.com2015-06-14 → 2018-10-26 · 4 obs

● 2015-06-14 22:30:48
● 2018-10-26 13:01:12
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

○A143.95.246.2102015-10-28 → 2017-01-22 · 5 obs

○ 2015-06-14 22:30:48
● 2015-10-28 18:19:12
● 2017-01-22 10:44:52
○ 2018-10-26 13:01:12
○ 2026-08-15 05:35:20

○A144.208.74.962026-06-15 → 2026-06-15 · 4 obs

○ 2018-10-26 13:01:12
● 2026-06-15 18:52:54
○ 2026-08-15 05:35:18
○ 2026-08-15 05:35:20

●A185.146.167.2032026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

○A205.134.234.1012018-10-26 → 2018-10-26 · 4 obs

○ 2017-01-22 10:44:52
● 2018-10-26 13:01:12
○ 2026-06-15 18:52:54
○ 2026-08-15 05:35:20

○A23.91.123.212015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 22:30:48
○ 2015-10-28 18:19:12
○ 2026-08-15 05:35:20

●A2a07:7800:1::2032026-08-15 → 2026-08-15 · 3 obs

○ 2026-06-15 18:52:54
● 2026-08-15 05:35:18
● 2026-08-15 05:35:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
photobiologist.com	ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com	4 records

✅ Authoritative Response

Server:35.198.79.191

NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for photobiologist.com (unsigned zone)

⏱️ Timing

Total: 304ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.146.167.203`
AAAA	1	`2a07:7800:1::203`
NS	4	`ns3.stackdns.com, ns1.stackdns.com...`
MX	1	`mx.stackmail.com (pri: 10)`
TXT	1	`v=spf1 include:spf.stackmail.com a mx -a`
SOA	1	`ns1.stackdns.com hostmaster.stackdns.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com...)

Analysis

Mail Server Role

The MX record for photobiologist.com points back to photobiologist.com — it is its own mail server.

IP Addresses

photobiologist.com has two IP addresses: 185.146.167.203 and 2a07:7800:1::203

Among the host names that share IP numbers with photobiologist.com are blackhawkmp.com, hostdom.info, www.kaebel.com and two others.

Name Servers

The domain photobiologist.com is delegated to these four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.

There is at least partial name server overlap between photobiologist.com and other domains — crescentgardening.com, thelittlegreene.eu, oxalto.co.uk and two more among them.

ns1.stackdns.com resolves to 35.197.225.59. ns2.stackdns.com resolves to 146.148.28.88. ns3.stackdns.com resolves to 35.198.79.191. ns4.stackdns.com resolves to 104.196.137.209. All four hosts carry exactly one IP address.

Mail Servers

photobiologist.com routes its mail through a single mail server, mx.stackmail.com.

photobiologist.com has the same mail server arrangement as a number of other domains, for example marquis-id.com, madeindevon.org.uk, localgovstack.co.uk and two more.

There is one IP number for mx.stackmail.com: 185.151.28.67.

photobiologist.com - robtex.com