`mcstco.com`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:4401::ac40:9971^{🇺🇸 Cloudflare2606:4700:4401::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:440d::6812:228f^{🇺🇸 Cloudflare2606:4700:440d::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.34.143^{Cloudflare104.18.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.153.113^{🇺🇸 Cloudflare172.64.153.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alaric.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c1f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alaric.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alaric.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alaric.ns.cloudflare.com`
		A	108.162.195.31^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alaric.ns.cloudflare.com`
		A	162.159.44.31^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alaric.ns.cloudflare.com`
		A	172.64.35.31^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alaric.ns.cloudflare.com`
NS	`barbara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`barbara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`barbara.ns.cloudflare.com`
		A	108.162.192.248^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	172.64.32.248^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	173.245.58.248^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
MX	`mcstco-com.mx1.arsmtp.com` ⭐
		A	8.31.233.194^{🇺🇸 APPRI-18.31.233.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`encrypt206.appriver.com`
MX	`mcstco-com.mx2.arsmtp.com`⁽²⁰⁾
		A	8.19.118.124^{🇺🇸 AS133808.19.118.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`encrypt207.appriver.com`
TXT	`MS=ms60831544`
TXT	`adobe-idp-site-verification=4c6e26ce89dae5310a098ac11a348cf3bb647ce72c9c70083...`
TXT	`apple-domain-verification=xs5xvALta0Fn7zGk`
TXT	`box-domain-verification=d153a30b88f8d05c345a084ccdcb35c10959fa2da20c60370b159...`
TXT	`iContact1337485`
TXT	`knowbe4-site-verification=f42a3136e547b5d4454fdde363ea0078`
TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4	104.18.34.143, 172.64.153.113
		IPv6	2606:4700:4401::ac40:9971, 2606:4700:440d::6812:228f
SOA	`alaric.ns.cloudflare.com`dns@cloudflare.com serial=2397192259

`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=1771291435

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DNS History

15 records (8 active, 7 former)

●NSalaric.ns.cloudflare.com2026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

●NSbarbara.ns.cloudflare.com2026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

○NSns1.avanairedesign.com2017-09-16 → 2017-09-16 · 4 obs

○ 2016-12-20 02:56:44
● 2017-09-16 04:19:44
○ 2026-03-12 03:45:38
○ 2026-03-12 03:45:42

○NSns1.verification-hold.suspended-domain.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 02:56:44
○ 2017-09-16 04:19:44
○ 2026-03-12 03:45:42

○NSns2.avanairedesign.com2017-09-16 → 2017-09-16 · 4 obs

○ 2016-12-20 02:56:44
● 2017-09-16 04:19:44
○ 2026-03-12 03:45:38
○ 2026-03-12 03:45:42

○MXeast.smtp.exch030.serverdata.net2017-09-16 → 2017-09-16 · 3 obs

● 2017-09-16 04:19:44
○ 2026-03-12 03:45:38
○ 2026-03-12 03:45:42

●MXmcstco-com.mx1.arsmtp.com2026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

●MXmcstco-com.mx2.arsmtp.com2026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

○MXwest.smtp.exch030.serverdata.net2017-09-16 → 2017-09-16 · 3 obs

● 2017-09-16 04:19:44
○ 2026-03-12 03:45:38
○ 2026-03-12 03:45:42

●A104.18.34.1432026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

●A172.64.153.1132026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

○A209.99.17.272016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 02:56:44
○ 2017-09-16 04:19:44
○ 2026-03-12 03:45:42

●A2606:4700:4401::ac40:99712026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

●A2606:4700:440d::6812:228f2026-03-12 → 2026-03-12 · 3 obs

○ 2017-09-16 04:19:44
● 2026-03-12 03:45:38
● 2026-03-12 03:45:42

○A96.125.165.1452017-09-16 → 2017-09-16 · 4 obs

○ 2016-12-20 02:56:44
● 2017-09-16 04:19:44
○ 2026-03-12 03:45:38
○ 2026-03-12 03:45:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...	-
mcstco.com	barbara.ns.cloudflare.com, alaric.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.195.31

NS records: barbara.ns.cloudflare.com, alaric.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 290ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.64.153.113, 104.18.34.143`
AAAA	2	`2606:4700:440d::6812:228f, 2606:4700:4401::ac40:9971`
NS	2	`alaric.ns.cloudflare.com, barbara.ns.cloudflare.com`
MX	2	`mcstco-com.mx1.arsmtp.com (pri: 10), mcstco-com.mx2.arsmtp.com (pri: 20)`
TXT	7	`MS=ms60831544, adobe-idp-site-verification=4c6e26ce89da...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`alaric.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mcstco.com points to four IP numbers: 2606:4700:4401::ac40:9971, 2606:4700:440d::6812:228f, 104.18.34.143 and 172.64.153.113.

Other host names, for instance my.pokercraft.com, mixwithbritvic.com, www.mydata.us.cdn.cloudflare.net, domocomfort.net and www.silver-to-go.com.cdn.cloudflare.net share IP numbers with mcstco.com.

Name Servers

mcstco.com is delegated to two name servers: alaric.ns.cloudflare.com and barbara.ns.cloudflare.com.

mcstco.com uses the same name server setup as other domains, for instance learnonthebus.com, ridemst.us, sticloud.us, ridecst.biz and fivestarbus.com.

mcstco.com shares name servers with other domains at least partially, for instance rgipt.in, cariverplateuruguay.com, c428358646d290a3.com, yarom.info and unopizzeriagrillellicott.com.

these name servers are often used with sloan.ns.cloudflare.com, rodney.ns.cloudflare.com and trevor.ns.cloudflare.com.

Host names with six IP numbers: alaric.ns.cloudflare.com points to 2606:4700:58::a29f:2c1f, 2803:f800:50::6ca2:c31f, 2a06:98c1:50::ac40:231f, 108.162.195.31, 162.159.44.31 and 172.64.35.31; barbara.ns.cloudflare.com points to 2606:4700:50::adf5:3af8, 2803:f800:50::6ca2:c0f8, 2a06:98c1:50::ac40:20f8, 108.162.192.248, 172.64.32.248 and 173.245.58.248.

Mail Servers

mcstco.com is handled by two mail servers: mcstco-com.mx1.arsmtp.com and mcstco-com.mx2.arsmtp.com.

Host names with one IP number:

mcstco-com.mx1.arsmtp.com points to: 8.31.233.194.

mcstco-com.mx2.arsmtp.com points to: 8.19.118.124.

mcstco.com - robtex.com

mcstco.com

com

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`mcstco.com`

`com`