🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rtcasts.com`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3032::6815:8cc^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9dd8^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.8.204^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.216^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gail.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c074^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gail.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2074^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gail.ns.cloudflare.com`
		A	108.162.192.116^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	172.64.32.116^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	173.245.58.116^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
NS	`paul.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c187^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`paul.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2187^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`paul.ns.cloudflare.com`
		A	108.162.193.135^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	172.64.33.135^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	173.245.59.135^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
MX	`rtcasts-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc31::^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy2pr01cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:cc31::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy8pr01cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc33::^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-meupr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc33::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-meupr01cu00301.inbound.protection.outlook.com`
		A	52.101.149.0^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy2pr01cu00300.inbound.protection.outlook.com`
		A	52.101.149.1^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy8pr01cu00101.inbound.protection.outlook.com`
		A	52.101.149.2^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy5pr01cu00902.inbound.protection.outlook.com`
		A	52.101.151.0^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-meupr01cu00200.inbound.protection.outlook.com`
TXT	`MS=ms25452542`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.8.204, 172.67.157.216
		IPv6 hints	2606:4700:3032::6815:8cc, 2606:4700:3035::ac43:9dd8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOA	`gail.ns.cloudflare.com`dns@cloudflare.com serial=2415495929

`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=1790186699

Same first word

rtcasts.com

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srtcast.com

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startsc.com.br

Previous names

Next names

DNS History

12 records (7 active, 5 former)

●NSgail.ns.cloudflare.com2026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

○NSns77.domaincontrol.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:34:56
○ 2017-11-10 20:11:28
○ 2026-09-23 18:35:36

○NSns78.domaincontrol.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:34:56
○ 2017-11-10 20:11:28
○ 2026-09-23 18:35:36

●NSpaul.ns.cloudflare.com2026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

○MXmailstore1.secureserver.net2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:34:56
○ 2017-11-10 20:11:28
○ 2026-09-23 18:35:36

●MXrtcasts-com.mail.protection.outlook.com2026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

○MXsmtp.secureserver.net2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:34:56
○ 2017-11-10 20:11:28
○ 2026-09-23 18:35:36

●A104.21.8.2042026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

●A172.67.157.2162026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

●A2606:4700:3032::6815:8cc2026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

●A2606:4700:3035::ac43:9dd82026-08-27 → 2026-09-23 · 3 obs

○ 2017-11-10 20:11:28
● 2026-08-27 10:41:08
● 2026-09-23 18:35:36

○A50.63.202.482016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:34:56
○ 2017-11-10 20:11:28
○ 2026-09-23 18:35:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
rtcasts.com	paul.ns.cloudflare.com, gail.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.135

NS records: paul.ns.cloudflare.com, gail.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 390ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.8.204, 172.67.157.216`
AAAA	2	`2606:4700:3035::ac43:9dd8, 2606:4700:3032::6815:8cc`
NS	2	`gail.ns.cloudflare.com, paul.ns.cloudflare.com`
MX	1	`rtcasts-com.mail.protection.outlook.com`
TXT	2	`MS=ms25452542, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gail.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (paul.ns.cloudflare.com, paul.ns.cloudflare.com, paul.ns.cloudflare.com...)

Analysis

IP Addresses

rtcasts.com has four IP addresses: 104.21.8.204, 172.67.157.216, 2606:4700:3032::6815:8cc and 2606:4700:3035::ac43:9dd8.

Two other host names, along with metricgroup.org, seattlemetroappliancerepair.com and digiteam.nl, also share IP numbers with rtcasts.com.

Name Servers

rtcasts.com has two authoritative name servers — gail.ns.cloudflare.com and paul.ns.cloudflare.com.

rtcasts.com shares its NS records with other domains, for example zenhosting.workers.dev, hexallm.co.uk, legitcontact.pages.dev and two others.

rtcasts.com has at least partial name server overlap with other domains, such as cobra-casino.pl, dubailuxurylimo.com, hc-source.pages.dev and two others.

It is common to see these name servers used together with name servers kirk.ns.cloudflare.com and yadiel.ns.cloudflare.com.

DNS names with 6 IP addresses:

gail.ns.cloudflare.com points to 108.162.192.116, 172.64.32.116, 173.245.58.116 and 3 other IP addresses.

paul.ns.cloudflare.com points to 108.162.193.135, 172.64.33.135, 173.245.59.135 and 3 other IP addresses.

Mail Servers

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

With 8 IP addresses total, rtcasts-com.mail.protection.outlook.com resolves to 52.101.149.0, 52.101.149.1, 52.101.149.2 and 5 others.

rtcasts.com - robtex.com

rtcasts.com

com

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`rtcasts.com`

`com`