rtlus.com - dns.ninja

`rtlus.com`

DNSSEC	⚠️ Not signed
NS	`ns1.dotster.com` ⭐
		A	172.64.52.250^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dotster.com`
		A	172.64.53.155^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`rtlus-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr02cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.11.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr02cu00207.inbound.protection.outlook.com`
		A	52.101.41.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	52.101.41.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00103.inbound.protection.outlook.com`
TXT	`MS=ms91609287`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.dotster.com`dnsadmin@dotster.com 2023-08-08 #75

`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=1786302194

Same first word

rtlus.com

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DNS History

8 records (3 active, 5 former)

●NSns1.dotster.com2026-04-01 → 2026-08-09 · 3 obs

○ 2017-11-12 22:29:08
● 2026-04-01 08:43:10
● 2026-08-09 19:04:04

●NSns2.dotster.com2026-04-01 → 2026-08-09 · 3 obs

○ 2017-11-12 22:29:08
● 2026-04-01 08:43:10
● 2026-08-09 19:04:04

○NSns25.domaincontrol.com2016-12-04 → 2017-11-12 · 4 obs

● 2016-12-04 04:15:52
● 2017-11-12 22:29:08
○ 2026-04-01 08:43:10
○ 2026-08-09 19:04:04

○NSns26.domaincontrol.com2016-12-04 → 2017-11-12 · 4 obs

● 2016-12-04 04:15:52
● 2017-11-12 22:29:08
○ 2026-04-01 08:43:10
○ 2026-08-09 19:04:04

○MXmailstore1.secureserver.net2016-12-04 → 2017-11-12 · 4 obs

● 2016-12-04 04:15:52
● 2017-11-12 22:29:08
○ 2026-04-01 08:43:10
○ 2026-08-09 19:04:04

●MXrtlus-com.mail.protection.outlook.com2026-04-01 → 2026-08-09 · 6 obs

○ 2017-11-12 22:29:08
● 2026-04-01 08:43:10
● 2026-05-12 06:52:02
○ 2026-07-11 00:27:20
● 2026-08-09 19:04:02
● 2026-08-09 19:04:04

○MXsmtp.secureserver.net2016-12-04 → 2017-11-12 · 4 obs

● 2016-12-04 04:15:52
● 2017-11-12 22:29:08
○ 2026-04-01 08:43:10
○ 2026-08-09 19:04:04

○A50.63.202.462016-12-04 → 2017-11-12 · 4 obs

● 2016-12-04 04:15:52
● 2017-11-12 22:29:08
○ 2026-04-01 08:43:10
○ 2026-08-09 19:04:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
rtlus.com	ns1.dotster.com, ns2.dotster.com	2 records

✅ Authoritative Response

Server:172.64.52.250

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtlus.com (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.dotster.com, ns1.dotster.com`
MX	1	`rtlus-com.mail.protection.outlook.com (p`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms91609287`
SOA	1	`ns1.dotster.com dnsadmin.dotster.com`

📌 Glue Records Collected

Total: 2

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

Analysis

Name Servers

Two name servers handle the delegation for rtlus.com: ns1.dotster.com and ns2.dotster.com.

rtlus.com shares its NS records with other domains, for example betsyforsenate.com, kaliteyonetimsistemi.net, internationalvoyager.com and two others.

At least some of rtlus.com's name servers are shared with other domains, for example 1ins.com, isgps.com, biomachina.org and two more.

These name servers tend to co-occur with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns1.nameresolve.com and 3 other name servers in the same DNS delegations.

Each of ns1.dotster.com and ns2.dotster.com has one IP address: ns1.dotster.com uses 172.64.52.250 and ns2.dotster.com uses 172.64.53.155.

Mail Servers

The sole mail server for rtlus.com is rtlus-com.mail.protection.outlook.com.

With 8 IP addresses total, rtlus-com.mail.protection.outlook.com resolves to 52.101.11.3, 52.101.11.15, 52.101.41.0 and 5 others.