mail.rt11.com - dns.ninja

`mail.rt11.com`

CNAME	`mail.commercev3.com`
CNAME	`secure.emailsrvr.com`
DNSSEC	⚠️ Not signed
A	184.106.54.10^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
		PTR	`secure.emailsrvr.com`
NS	`pdns219.ultradns.com` ⭐ ⚠️ Not in parent delegation
		A	2001:502:f3ff::ff^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns219.ultradns.com`
		A	156.154.64.219^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns219.ultradns.com`
NS	`ns.rackspace.com` ⚠️ Not in parent delegation
		A	69.20.95.4^{🇺🇸 RACKSPACE-DFW69.20.95.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
			PTR	`ns.rackspace.com`
NS	`ns2.rackspace.com` ⚠️ Not in parent delegation
		A	65.61.188.4^{🇺🇸 RACKSPACE-LON65.61.188.0/24 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
			PTR	`ns2.rackspace.com`
NS	`pdns219.ultradns.biz` ⚠️ Not in parent delegation
		A	2610:a1:1015::ff^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns219.ultradns.biz`
		A	156.154.66.219^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns219.ultradns.biz`
NS	`pdns219.ultradns.net` ⚠️ Not in parent delegation
		A	2610:a1:1014::ff^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns219.ultradns.net`
		A	156.154.65.219^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns219.ultradns.net`
NS	`pdns219.ultradns.org` ⚠️ Not in parent delegation
		A	2001:502:4612::ff^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns219.ultradns.org`
		A	156.154.67.219^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns219.ultradns.org`
SOA	`pdns219.ultradns.com`postmaster@emailsrvr.com 2016-06-20 #87

`rt11.com`

	DNSSEC	⚠️ Not signed
	A	54.164.136.84^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
	A	174.129.245.101^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
	NS	`ns-215.awsdns-26.com` ⭐
	NS	`ns-1067.awsdns-05.org`
	NS	`ns-1831.awsdns-36.co.uk`
	NS	`ns-594.awsdns-10.net`
	MX	`mx1.emailsrvr.com` ⭐
	MX	`mx2.emailsrvr.com`⁽²⁰⁾
	TXT	`google-site-verification=76SUq8SXS3JAmF5OyaQnDKFOB5Fg88eDWyKKM1_gDIw`
	TXT	`google-site-verification=ahI-7bPsEjmy3Kwwf4kWJ96iE2fO1Dzxebtqfh4gyP4`
	TXT	`v=spf1 ip4:184.73.187.233 include:commercev3.net mx ~all`
	SOA	`ns-215.awsdns-26.com`awsdns-hostmaster@amazon.com serial=1

rank #638286 globally
rank #267071 in the tld

Previously MX for

rt11.com

Same first word

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DNS History

14 records (1 active, 13 former)

○NSns1.p256.dynect.net2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSns2.p256.dynect.net2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSns3.p256.dynect.net2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSns4.p256.dynect.net2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSpdns219.ultradns.biz2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSpdns219.ultradns.com2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSpdns219.ultradns.net2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○NSpdns219.ultradns.org2016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○A166.78.79.1292015-08-10 → 2015-08-10 · 4 obs

○ 2009-01-18 18:13:40
● 2015-08-10 22:43:18
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○A173.203.187.102015-08-10 → 2016-09-08 · 5 obs

○ 2009-01-18 18:13:40
● 2015-08-10 22:43:18
● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

○A65.160.53.152009-01-18 → 2009-01-18 · 3 obs

● 2009-01-18 18:13:40
○ 2015-08-10 22:43:18
○ 2026-07-29 12:57:08

○A98.129.185.22015-08-10 → 2015-08-10 · 4 obs

○ 2009-01-18 18:13:40
● 2015-08-10 22:43:18
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

●CNAMEmail.commercev3.com2015-08-10 → 2026-07-29 · 3 obs

○ 2009-01-18 18:13:40
● 2015-08-10 22:43:18
● 2026-07-29 12:57:08

○CNAMEsecure.emailsrvr.com2015-11-30 → 2016-09-08 · 5 obs

○ 2015-08-10 22:43:18
● 2015-11-30 18:39:50
● 2016-09-08 19:14:22
○ 2026-07-29 12:57:06
○ 2026-07-29 12:57:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rt11.com	ns-215.awsdns-26.com, ns-594.awsdns-10.net, ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk	2 records
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-
rt11.com	ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net	-

✅ Authoritative Response

Server:205.251.199.39

NS records: ns-1067.awsdns-05.org, ns-1831.awsdns-36.co.uk, ns-215.awsdns-26.com, ns-594.awsdns-10.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt11.com (unsigned zone)

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mail.commercev3.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-215.awsdns-26.com, ns-215.awsdns-26.com)

Analysis

IP Addresses

mail.rt11.com has exactly one IP address — 184.106.54.10.

mail.decaturtherapysolutions.com, mail.logictechnical.com, mail.assert.com.mx plus two other host names have IP numbers in common with mail.rt11.com.

Name Servers

The DNS delegation for mail.rt11.com covers 6 name servers: pdns219.ultradns.biz, ns2.rackspace.com, ns.rackspace.com and 3 more.

There is at least partial name server overlap between mail.rt11.com and other domains — gauss.net.gt, protims.com, ponica.com and two more among them.

These name servers tend to appear together with the name servers dns1.stabletransit.com, dns2.stabletransit.com and pdns219.ultradns.com, plus two others.

Host names pointing to two IP addresses:

pdns219.ultradns.biz maps to two IP addresses — 156.154.66.219 and 2610:a1:1015::ff.

pdns219.ultradns.com maps to two IP addresses — 156.154.64.219 and 2001:502:f3ff::ff.

pdns219.ultradns.net maps to two IP addresses — 156.154.65.219 and 2610:a1:1014::ff.

pdns219.ultradns.org maps to two IP addresses — 156.154.67.219 and 2001:502:4612::ff.

Host names resolving to a single IP address:

ns2.rackspace.com points to the IP address 65.61.188.4.

ns.rackspace.com points to the IP address 69.20.95.4.