`robertcaplin.com`

DNSSEC	⚠️ Not signed
A	162.241.216.50^{🇺🇸 ORACLE-OCI-31898162.241.216.0/22 Google}
		PTR	`box5378.bluehost.com`
NS	`ns1.bluehost.com` ⭐
		A	162.159.24.80^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.bluehost.com`
NS	`ns2.bluehost.com`
		A	162.159.25.175^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.bluehost.com`
MX	`mx.spamexperts.com` ⭐
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
		A	2001:978:2:6::f:124^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe3-r3-in.du01.l.antispamcloud.com`
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	154.59.193.124^{🇩🇪 AS16633154.59.193.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe3-r3-in.du01.l.antispamcloud.com`
MX	`lastmx.spamexperts.net`⁽³⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
TXT	`v=spf1 a mx ptr include:bluehost.com ?all`
SOA	`ns1.bluehost.com`dnsadmin@box5378.bluehost.com 2022-07-01 #0

`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=1785185672

Same first word

robertcaplin.com

Similar names

coreprintlab.com

DNS History

7 records (6 active, 1 former)

●NSns1.bluehost.com2015-07-19 → 2026-07-27 · 2 obs

● 2015-07-19 20:47:42
● 2026-07-27 21:06:30

●NSns2.bluehost.com2015-07-19 → 2026-07-27 · 2 obs

● 2015-07-19 20:47:42
● 2026-07-27 21:06:30

●MXfallbackmx.spamexperts.eu2015-07-19 → 2026-07-27 · 2 obs

● 2015-07-19 20:47:42
● 2026-07-27 21:06:30

●MXlastmx.spamexperts.net2015-07-19 → 2026-07-27 · 2 obs

● 2015-07-19 20:47:42
● 2026-07-27 21:06:30

●MXmx.spamexperts.com2015-07-19 → 2026-07-27 · 2 obs

● 2015-07-19 20:47:42
● 2026-07-27 21:06:30

●A162.241.216.502020-03-20 → 2026-07-27 · 3 obs

○ 2017-02-14 00:17:34
● 2020-03-20 07:39:52
● 2026-07-27 21:06:30

○A69.89.31.902015-07-19 → 2017-02-14 · 4 obs

● 2015-07-19 20:47:42
● 2017-02-14 00:17:34
○ 2020-03-20 07:39:52
○ 2026-07-27 21:06:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
robertcaplin.com	ns1.bluehost.com, ns2.bluehost.com	2 records

✅ Authoritative Response

Server:162.159.24.80

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertcaplin.com (unsigned zone)

⏱️ Timing

Total: 307ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.241.216.50`
NS	2	`ns2.bluehost.com, ns1.bluehost.com`
MX	3	`lastmx.spamexperts.net (pri: 30), mx.spamexperts.com (pri: 10)...`
TXT	1	`v=spf1 a mx ptr include:bluehost.com ?al`
SOA	1	`ns1.bluehost.com dnsadmin.box5378.blueho`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

robertcaplin.com points to a single IP number: 162.241.216.50.

Additional host names — mail.penelopeconway.com, mail.smartmediaresults.com, positivelivingwithms.com and two others — share IP numbers with robertcaplin.com.

Name Servers

Two name servers handle the delegation for robertcaplin.com: ns1.bluehost.com and ns2.bluehost.com.

robertcaplin.com shares its name server setup with other domains, including kpipal.com, broadwayacademy.org, neuroguts.com and two others.

robertcaplin.com is at least partially co-delegated on name servers with other domains, such as rctex.com.tw.

ns1.bluehost.com and ns2.bluehost.com each resolve to one IP number: ns1.bluehost.com points to 162.159.24.80 and ns2.bluehost.com points to 162.159.25.175.

Mail Servers

robertcaplin.com is handled by three mail servers: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

robertcaplin.com shares mail servers — at least in part — with other domains, including harvestchurchanthem.com, merastec.com, dcsol.com and two others.

Host names with 8 IP numbers:

lastmx.spamexperts.net resolves to 38.71.16.244, 38.89.254.156 and 149.13.75.27 among others, with 5 other IP addresses in total.

Host names with 6 IP numbers:

fallbackmx.spamexperts.eu resolves to 149.13.75.27, 154.59.104.23 and 154.59.193.124 among others, with 3 other IP addresses in total.

Host names with two IP numbers:

mx.spamexperts.com resolves to two addresses: 154.59.104.23 and 2001:978:2:2c::137:100.

lastmx.spamexperts.net along with fallbackmx.spamexperts.eu each resolve to 2001:978:2:7::162:100 IP addresses.

lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com are host names that all point to 2001:978:2:2c::137:100.

lastmx.spamexperts.net along with fallbackmx.spamexperts.eu each resolve to 149.13.75.27 IP addresses.

lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com are host names that all point to 154.59.104.23.

robertcaplin.com - robtex.com