mail.rontag.com - dns.ninja

mail.rontag.com

CNAMErontag.com
DNSSEC⚠️ Not signed
A67.222.18.111🇺🇸 PRIVATESYSTEMS67.222.16.0/21 PrivateSystems Networks WA
PTRvisionargentina2.com.ar
NSns1.visionargentina2.com.ar ⭐
A67.222.18.111🇺🇸 PRIVATESYSTEMS67.222.16.0/21 PrivateSystems Networks WA
PTRvisionargentina2.com.ar
NSns2.visionargentina2.com.ar
A67.222.18.112🇺🇸 PRIVATESYSTEMS67.222.16.0/21 PrivateSystems Networks WA
PTRhost.hi-inter.net
MXrontag-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c946::4🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-ch0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:f901::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mn2pr04cu00200.inbound.protection.outlook.com
A2a01:111:f403:f903::🇺🇸 Microsoft2a01:111:f000::/36
A2a01:111:f403:f908::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn1pr04cu00101.inbound.protection.outlook.com
A52.101.9.20🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl0pr02cu00604.inbound.protection.outlook.com
A52.101.10.14🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn6pr04cu00206.inbound.protection.outlook.com
A52.101.11.3🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sn1pr0501cu00103.inbound.protection.outlook.com
A52.101.40.0🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cy5pr03cu00300.inbound.protection.outlook.com
TXTv=spf1 +a +mx ip4:67.222.18.111 +ip4:190.210.10.92 include:spf.protection.out...
SOAns1.visionargentina2.com.ardns@rontag.com 2026-07-10 #2

rontag.com

DNSSEC⚠️ Not signed
A67.222.18.111🇺🇸 PRIVATESYSTEMS67.222.16.0/21 PrivateSystems Networks WA
NSns1.visionargentina2.com.ar ⭐
NSns2.visionargentina2.com.ar
MXrontag-com.mail.protection.outlook.com ⭐
TXTv=spf1 +a +mx ip4:67.222.18.111 +ip4:190.210.10.92 include:spf.protection.out...
SOAns1.visionargentina2.com.ardns@rontag.com 2026-07-10 #2

Previously MX for

rontag.com

Same first word

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A200.58.111.183200.58.111.215CNAMErontag.com
○A200.58.111.1832015-11-30 → 2016-07-18 · 5 obs
○ 2015-08-12 13:35:48
● 2015-11-30 01:43:32
● 2016-07-18 05:29:38
○ 2026-07-10 09:15:28
○ 2026-07-10 09:15:30
○A200.58.111.2152015-08-12 → 2015-08-12 · 3 obs
● 2015-08-12 13:35:48
○ 2015-11-30 01:43:32
○ 2026-07-10 09:15:30
●CNAMErontag.com2026-07-10 → 2026-07-10 · 2 obs
● 2026-07-10 09:15:28
● 2026-07-10 09:15:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net...-
rontag.comns1.visionargentina2.com.ar, ns2.visionargentina2.com.ar-

✅ Authoritative Response

Server:67.222.18.111

NS records: ns1.visionargentina2.com.ar, ns2.visionargentina2.com.ar

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rontag.com (unsigned zone)

⏱️ Timing

Total: 638ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1rontag.com

Analysis

IP Addresses

mail.rontag.com has exactly one IP address — 67.222.18.111.

marcelodacunha.com, smtsolutions.com.ar, acerosfitzner.com.ar plus two other host names have IP numbers in common with mail.rontag.com.

Name Servers

Two name servers handle the delegation for mail.rontag.com: ns1.visionargentina2.com.ar and ns2.visionargentina2.com.ar.

The name server configuration of mail.rontag.com is shared with other domains, for instance biocells.com.ar, marcelodacunha.com, smtsolutions.com.ar and two others.

mail.rontag.com is at least partially co-delegated on name servers with other domains, such as pharus.com.ar.

These name servers commonly appear in combination with the name servers www.pharus.com.ar.

Both ns1.visionargentina2.com.ar and ns2.visionargentina2.com.ar have a single IP address each — ns1.visionargentina2.com.ar resolves to 67.222.18.111 while ns2.visionargentina2.com.ar resolves to 67.222.18.112.

Mail Servers

mail.rontag.com uses one mail server — rontag-com.mail.protection.outlook.com.

mail.rontag.com uses the same mail servers as other domains, including rontag.com.

rontag-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.20, 52.101.10.14, 52.101.11.3 plus 5 more.