`mail-ringcentral.com`

DNSSEC	⚠️ Not signed
A	3.33.130.190^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`a2aa9ff50de748dbe.awsglobalaccelerator.com`
A	15.197.148.33^{🇺🇸 Amazon15.197.144.0/20}
NS	`ns61.domaincontrol.com` ⭐
		A	2603:5:2153::20^{🇺🇸 GODADDY-DNS2603:5:2150::/44}
			PTR	`ns61.domaincontrol.com`
		A	97.74.101.32^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns61.domaincontrol.com`
NS	`ns62.domaincontrol.com`
		A	2603:5:2253::20^{🇺🇸 GODADDY-DNS2603:5:2250::/44}
			PTR	`ns62.domaincontrol.com`
		A	173.201.69.32^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns62.domaincontrol.com`
MX	`mailringcentral-com01b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca0b::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo3p265cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo0p265cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00601.inbound.protection.outlook.com`
		A	52.101.89.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	52.101.89.1^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo0p265cu00201.inbound.protection.outlook.com`
		A	52.101.99.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00600.inbound.protection.outlook.com`
		A	52.101.99.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00502.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`ns61.domaincontrol.com`dns@jomax.net 2025-12-03 #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=1774458657

Same first word

mail-ringcentral.com

DNS History

18 records (5 active, 13 former)

○NSns11.domaincontrol.com2015-10-24 → 2015-10-24 · 4 obs

○ 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

○NSns12.domaincontrol.com2015-10-24 → 2015-10-24 · 4 obs

○ 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

○NSns43.domaincontrol.com2017-04-19 → 2017-04-19 · 4 obs

○ 2016-01-01 06:02:24
● 2017-04-19 18:37:08
○ 2026-03-25 17:33:56
○ 2026-03-25 17:33:58

○NSns44.domaincontrol.com2017-04-19 → 2017-04-19 · 4 obs

○ 2016-01-01 06:02:24
● 2017-04-19 18:37:08
○ 2026-03-25 17:33:56
○ 2026-03-25 17:33:58

○NSns57.domaincontrol.com2015-05-30 → 2015-10-24 · 4 obs

● 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

○NSns58.domaincontrol.com2015-05-30 → 2015-10-24 · 4 obs

● 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

●NSns61.domaincontrol.com2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-19 18:37:08
● 2026-03-25 17:33:56
● 2026-03-25 17:33:58

●NSns62.domaincontrol.com2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-19 18:37:08
● 2026-03-25 17:33:56
● 2026-03-25 17:33:58

○MXmail.mailbizz.com2015-05-30 → 2015-10-24 · 4 obs

● 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

●MXmailringcentral-com01b.mail.protection.outlook.com2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-19 18:37:08
● 2026-03-25 17:33:56
● 2026-03-25 17:33:58

○MXmxa.mailgun.org2017-04-19 → 2017-04-19 · 4 obs

○ 2016-01-01 06:02:24
● 2017-04-19 18:37:08
○ 2026-03-25 17:33:56
○ 2026-03-25 17:33:58

○MXmxb.mailgun.org2017-04-19 → 2017-04-19 · 4 obs

○ 2016-01-01 06:02:24
● 2017-04-19 18:37:08
○ 2026-03-25 17:33:56
○ 2026-03-25 17:33:58

●A15.197.148.332026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-19 18:37:08
● 2026-03-25 17:33:56
● 2026-03-25 17:33:58

●A3.33.130.1902026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-19 18:37:08
● 2026-03-25 17:33:56
● 2026-03-25 17:33:58

○A50.63.202.102017-04-19 → 2017-04-19 · 4 obs

○ 2016-01-01 06:02:24
● 2017-04-19 18:37:08
○ 2026-03-25 17:33:56
○ 2026-03-25 17:33:58

○A50.63.202.492015-10-24 → 2015-10-24 · 4 obs

○ 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

○A50.63.202.72015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 07:27:02
○ 2015-10-24 01:56:44
○ 2026-03-25 17:33:58

○A96.45.68.1822015-05-30 → 2015-10-24 · 4 obs

● 2015-05-30 07:27:02
● 2015-10-24 01:56:44
○ 2016-01-01 06:02:24
○ 2026-03-25 17:33:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
mail-ringcentral.com	ns61.domaincontrol.com, ns62.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.69.32

NS records: ns61.domaincontrol.com, ns62.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mail-ringcentral.com (unsigned zone)

⏱️ Timing

Total: 344ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.33.130.190, 15.197.148.33`
NS	2	`ns61.domaincontrol.com, ns62.domaincontrol.com`
MX	1	`mailringcentral-com01b.mail.protection.o`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns61.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns61.domaincontrol.com, ns61.domaincontrol.com, ns62.domaincontrol.com...)

Analysis

IP Addresses

The entity mail-ringcentral.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.

For instance, other host names thedormtroopers.com, mymedicaresource.com, avicloud.net, meritex.in and jumpin-joeys.com share IP numbers with mail-ringcentral.com.

Name Servers

mail-ringcentral.com is delegated to two name servers: ns61.domaincontrol.com and ns62.domaincontrol.com.

mail-ringcentral.com uses the same name server setup as other domains such as j-techdigital.org, countyjeep.com, sixdeck.net, blackeyedjoe.com and ddslaser.net.

mail-ringcentral.com shares name servers with other domains at least partially, for example kw360.ca.

Host names with two IP numbers:

ns61.domaincontrol.com points to 2603:5:2153::20 and 97.74.101.32; ns62.domaincontrol.com points to 2603:5:2253::20 and 173.201.69.32.

Mail Servers

mail-ringcentral.com is handled by a single mail server, mailringcentral-com01b.mail.protection.outlook.com.

Host name mailringcentral-com01b.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca0b::, 2a01:111:f403:ca0b::1, 2a01:111:f403:ca0b::2, 2a01:111:f403:ca1a::1, 52.101.89.0, 52.101.89.1, 52.101.99.0 and 52.101.99.2.

mail-ringcentral.com - robtex.com