`drblackburn.org`

DNSSEC	⚠️ Not signed
NS	`burt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`burt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`burt.ns.cloudflare.com`
		A	108.162.193.79^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	172.64.33.79^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	173.245.59.79^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
NS	`susan.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`susan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`susan.ns.cloudflare.com`
		A	108.162.194.199^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	162.159.38.199^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	172.64.34.199^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽³⁰⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁷⁹⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`forward-email=truongbaolongm@gmail.com`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`burt.ns.cloudflare.com`dns@cloudflare.com serial=2406599047

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785257454

Same first word

drblackburn.com

drblackburn.org

Similar names

rdblackburn.com

DNS History

10 records (5 active, 5 former)

●NSburt.ns.cloudflare.com2026-06-23 → 2026-07-28 · 3 obs

○ 2018-07-25 03:33:04
● 2026-06-23 15:48:48
● 2026-07-28 17:11:56

○NSns03.domaincontrol.com2015-06-29 → 2018-07-25 · 4 obs

● 2015-06-29 22:46:24
● 2018-07-25 03:33:04
○ 2026-06-23 15:48:48
○ 2026-07-28 17:11:56

○NSns04.domaincontrol.com2015-06-29 → 2018-07-25 · 4 obs

● 2015-06-29 22:46:24
● 2018-07-25 03:33:04
○ 2026-06-23 15:48:48
○ 2026-07-28 17:11:56

●NSsusan.ns.cloudflare.com2026-06-23 → 2026-07-28 · 3 obs

○ 2018-07-25 03:33:04
● 2026-06-23 15:48:48
● 2026-07-28 17:11:56

○MXmailstore1.secureserver.net2015-06-29 → 2018-07-25 · 4 obs

● 2015-06-29 22:46:24
● 2018-07-25 03:33:04
○ 2026-06-23 15:48:48
○ 2026-07-28 17:11:56

●MXroute1.mx.cloudflare.net2026-06-23 → 2026-07-28 · 3 obs

○ 2018-07-25 03:33:04
● 2026-06-23 15:48:48
● 2026-07-28 17:11:56

●MXroute2.mx.cloudflare.net2026-06-23 → 2026-07-28 · 3 obs

○ 2018-07-25 03:33:04
● 2026-06-23 15:48:48
● 2026-07-28 17:11:56

●MXroute3.mx.cloudflare.net2026-06-23 → 2026-07-28 · 3 obs

○ 2018-07-25 03:33:04
● 2026-06-23 15:48:48
● 2026-07-28 17:11:56

○MXsmtp.secureserver.net2015-06-29 → 2018-07-25 · 4 obs

● 2015-06-29 22:46:24
● 2018-07-25 03:33:04
○ 2026-06-23 15:48:48
○ 2026-07-28 17:11:56

○A173.201.216.622015-06-29 → 2018-07-25 · 4 obs

● 2015-06-29 22:46:24
● 2018-07-25 03:33:04
○ 2026-06-23 15:48:48
○ 2026-07-28 17:11:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
drblackburn.org	susan.ns.cloudflare.com, burt.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.199

NS records: susan.ns.cloudflare.com, burt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drblackburn.org (unsigned zone)

⏱️ Timing

Total: 562ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`burt.ns.cloudflare.com, susan.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 30), route2.mx.cloudflare.net (pri: 7)...`
TXT	2	`forward-email=truongbaolongm@gmail.com, v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`burt.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

drblackburn.org uses two name servers for its delegation: burt.ns.cloudflare.com and susan.ns.cloudflare.com.

The name server configuration of drblackburn.org is shared with other domains, for instance pythonsoftwarewa.com, bigcindustries.com, vidceo.cc and two others.

drblackburn.org partially shares its NS delegation with several other domains, including fi-ventures.com, suchmaschinen-linkverzeichnis.de, atwater.me and two others.

These name servers tend to appear together with the name servers damon.ns.cloudflare.com, denver.ns.cloudflare.com and leonard.ns.cloudflare.com, plus two others.

Hosts with 6 IP addresses each:

Hostname burt.ns.cloudflare.com directs to 108.162.193.79, 172.64.33.79 and 173.245.59.79 along with 3 other IP addresses.

Hostname susan.ns.cloudflare.com directs to 108.162.194.199, 162.159.38.199 and 172.64.34.199 along with 3 other IP addresses.

Mail Servers

drblackburn.org uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by drblackburn.org are shared with other domains: air-duct-cleaning.co.uk, cocore.org, gidoen.com and two others among them.

Hosts with 6 IP addresses each:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.

drblackburn.org - robtex.com

drblackburn.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

Mail Servers

`drblackburn.org`

`org`