`grupocostos.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:b04^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a4df^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.4^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.223^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marvin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marvin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marvin.ns.cloudflare.com`
		A	108.162.195.251^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	162.159.44.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	172.64.35.251^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
NS	`reza.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reza.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reza.ns.cloudflare.com`
		A	108.162.192.217^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	172.64.32.217^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	173.245.58.217^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
MX	`_dc-mx.733e86781f83.grupocostos.com` ⭐
		A	162.215.248.121^{🇺🇸 EIGI162.215.248.0/23 Google}
			PTR	`162-215-248-121.unifiedlayer.com`
TXT	`v=spf1 a mx include:websitewelcome.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.11.4, 172.67.164.223
		IPv6	2606:4700:3037::6815:b04, 2606:4700:3037::ac43:a4df
SOA	`marvin.ns.cloudflare.com`dns@cloudflare.com serial=2397742707

`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=1774584207

Same first word

grupocostos.com

DNS History

9 records (7 active, 2 former)

●NSmarvin.ns.cloudflare.com2026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

○NSns1.verification-hold.suspended-domain.com2018-08-03 → 2018-08-03 · 3 obs

● 2018-08-03 23:28:54
○ 2026-03-01 05:23:40
○ 2026-03-27 04:17:58

●NSreza.ns.cloudflare.com2026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

●MX_dc-mx.733e86781f83.grupocostos.com2026-03-01 → 2026-03-27 · 2 obs

● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

●A104.21.11.42026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

●A172.67.164.2232026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

●A2606:4700:3037::6815:b042026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

●A2606:4700:3037::ac43:a4df2026-03-01 → 2026-03-27 · 3 obs

○ 2018-08-03 23:28:54
● 2026-03-01 05:23:40
● 2026-03-27 04:17:58

○A74.119.239.2342018-08-03 → 2018-08-03 · 3 obs

● 2018-08-03 23:28:54
○ 2026-03-01 05:23:40
○ 2026-03-27 04:17:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
grupocostos.com	reza.ns.cloudflare.com, marvin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.251

NS records: reza.ns.cloudflare.com, marvin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grupocostos.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.11.4, 172.67.164.223`
AAAA	2	`2606:4700:3037::6815:b04, 2606:4700:3037::ac43:a4df`
NS	2	`marvin.ns.cloudflare.com, reza.ns.cloudflare.com`
MX	1	`_dc-mx.733e86781f83.grupocostos.com (pri`
TXT	1	`v=spf1 a mx include:websitewelcome.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marvin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

grupocostos.com resolves to four IPs: 2606:4700:3037::6815:b04, 2606:4700:3037::ac43:a4df, 104.21.11.4 and 172.67.164.223.

Other host names such as mail.easydayholdings.com, mapscout.com, elexion.eu, ogilvyindia.com and rus-dosug-intim.ru share IP numbers with grupocostos.com.

Name Servers

grupocostos.com is delegated to two name servers: marvin.ns.cloudflare.com and reza.ns.cloudflare.com.

grupocostos.com uses the same name server setup as other domains, including merlegkepes.com, djmoberg.com, kontrolling.com, welyflor.com and konyvvizsgalo.com.

At least part of the name servers for grupocostos.com are shared with other domains, for instance evento.sa, nonychat.com, totalbalance.nl, watchseries.one and katt.se.

These name servers are commonly used alongside the name servers norah.ns.cloudflare.com.

Host names with six IP numbers:

marvin.ns.cloudflare.com points to: 2606:4700:58::a29f:2cfb, 2803:f800:50::6ca2:c3fb, 2a06:98c1:50::ac40:23fb, 108.162.195.251, 162.159.44.251 and 172.64.35.251.

reza.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad9, 2803:f800:50::6ca2:c0d9, 2a06:98c1:50::ac40:20d9, 108.162.192.217, 172.64.32.217 and 173.245.58.217.

Mail Servers

The mail server for grupocostos.com is _dc-mx.733e86781f83.grupocostos.com.

Host _dc-mx.733e86781f83.grupocostos.com points to IP 162.215.248.121.

grupocostos.com - robtex.com

grupocostos.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`grupocostos.com`

`com`