`mail.rool.com.br`

CNAME	`marge.rtkinfo.com.br`
DNSSEC	⚠️ Not signed
A	2605:a140:2076:8585::1^{🇺🇸 CONTABO-USA2605:a140::/32 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States}
		PTR	`marge.rtkinfo.com.br`
A	62.146.181.239^{🇩🇪 CONTABO-USA62.146.176.0/21 CONTABO}

`rool.com.br`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:519f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:be03^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.159^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.3^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
NS	`sky.ns.cloudflare.com`
MX	`spfbl.rtkinfo.com.br` ⭐
MX	`bart.rtkinfo.com.br`⁽¹⁰⁾
TXT	`v=spf1 +a +mx +include:_spf.unisite.com.br -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.159, 172.67.190.3
		IPv6 hints	2606:4700:3032::6815:519f, 2606:4700:3033::ac43:be03
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=36, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2403248609

Previously MX for

rool.com.br

Same first word

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mail.gov.bs

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DNS History

2 records (1 active, 1 former)

○A192.185.215.872017-07-17 → 2017-07-17 · 3 obs

● 2017-07-17 22:51:24
○ 2026-04-05 05:53:14
○ 2026-05-13 20:21:52

●CNAMEmarge.rtkinfo.com.br2026-04-05 → 2026-05-13 · 2 obs

● 2026-04-05 05:53:14
● 2026-05-13 20:21:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
rool.com.br	duke.ns.cloudflare.com, sky.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.110

NS records: duke.ns.cloudflare.com, sky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rool.com.br (unsigned zone)

⏱️ Timing

Total: 2701ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`marge.rtkinfo.com.br`

Analysis

IP Addresses

mail.rool.com.br points to two IP numbers: 2605:a140:2076:8585::1 and 62.146.181.239.

Other host names such as marge.rtkinfo.com.br and dentalprado.com.br share IP numbers with mail.rool.com.br.

mail.rool.com.br - robtex.com

mail.rool.com.br

rool.com.br