`adviceprepschool.com`

DNSSEC	⚠️ Not signed
A	2800:6c0:2::6a^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
		PTR	`c159.dattaweb.com`
A	200.58.110.222^{🇦🇷 AS27823200.58.110.0/24 LACNIC generated route for Dattatec.com}
NS	`ns3.hostmar.com` ⭐
		A	200.58.112.193^{🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com}
			PTR	`ns3.hostmar.com`
NS	`ns21.dattatec.com` ⚠️ Not in zone NS records
		A	200.58.116.42^{🇦🇷 AS27823200.58.116.0/24 LACNIC generated route for Dattatec.com}
			PTR	`ns21.dattatec.com`
NS	`ns22.dattatec.com` ⚠️ Not in zone NS records
		A	200.58.122.66^{🇦🇷 AS27823200.58.122.0/24 LACNIC generated route for Dattatec.com}
			PTR	`ns22.dattatec.com`
NS	`ns4.hostmar.com`
		A	200.58.112.101^{🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com}
			PTR	`ns4.hostmar.com`
MX	`adviceprepschool.com` ⭐
		A	2800:6c0:2::6a^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
			PTR	`c159.dattaweb.com`
		A	200.58.110.222^{🇦🇷 AS27823200.58.110.0/24 LACNIC generated route for Dattatec.com}
			PTR	`c159.dattaweb.com`
MX	`mx1.adviceprepschool.com`⁽²⁰⁾
		A	200.58.122.206^{🇦🇷 AS27823200.58.122.0/24 LACNIC generated route for Dattatec.com}
			PTR	`mxbkp.hostmar.com`
TXT	`v=spf1 include:spf.hostmar.com -all`
TXT	`google-site-verification=1pUkjZMNL67NpLfkBiaIMLqRJOygmVI7KcGnoBm_1FQ`
SOA	`ns3.hostmar.com`root@hostmar.com 2026-02-07 #3

`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=1775017237

MX for

adviceprepschool.com

Subdomains

mx1.adviceprepschool.com

www.adviceprepschool.com

Same first word

adviceprepschool.com

DNS History

9 records (8 active, 1 former)

●NSns21.dattatec.com2026-03-06 → 2026-04-01 · 3 obs

○ 2015-08-14 01:55:56
● 2026-03-06 01:13:04
● 2026-04-01 04:21:32

●NSns22.dattatec.com2026-03-06 → 2026-04-01 · 3 obs

○ 2015-08-14 01:55:56
● 2026-03-06 01:13:04
● 2026-04-01 04:21:32

●NSns3.hostmar.com2015-08-14 → 2026-04-01 · 2 obs

● 2015-08-14 01:55:56
● 2026-04-01 04:21:32

●NSns4.hostmar.com2015-08-14 → 2026-04-01 · 2 obs

● 2015-08-14 01:55:56
● 2026-04-01 04:21:32

●MXadviceprepschool.com2015-08-14 → 2026-04-01 · 5 obs

● 2015-08-14 01:55:56
● 2026-03-06 21:48:46
○ 2026-03-08 08:44:42
● 2026-03-28 09:53:18
● 2026-04-01 04:21:32

●MXmx1.adviceprepschool.com2015-08-14 → 2026-04-01 · 5 obs

● 2015-08-14 01:55:56
● 2026-03-06 21:48:46
○ 2026-03-08 08:44:42
● 2026-03-28 09:53:18
● 2026-04-01 04:21:32

●A200.58.110.2222026-03-06 → 2026-04-01 · 6 obs

○ 2017-03-26 12:39:02
● 2026-03-06 01:13:04
● 2026-03-06 21:48:46
○ 2026-03-08 08:44:42
● 2026-03-28 09:53:18
● 2026-04-01 04:21:32

○A200.58.111.1422015-08-14 → 2017-03-26 · 4 obs

● 2015-08-14 01:55:56
● 2017-03-26 12:39:02
○ 2026-03-06 01:13:04
○ 2026-04-01 04:21:32

●A2800:6c0:2::6a2026-03-06 → 2026-04-01 · 6 obs

○ 2017-03-26 12:39:02
● 2026-03-06 01:13:04
● 2026-03-06 21:48:46
○ 2026-03-08 08:44:42
● 2026-03-28 09:53:18
● 2026-04-01 04:21:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
adviceprepschool.com	ns22.dattatec.com, ns21.dattatec.com, ns4.hostmar.com, ns3.hostmar.com	4 records

✅ Authoritative Response

Server:200.58.112.101

NS records: ns22.dattatec.com, ns21.dattatec.com, ns4.hostmar.com, ns3.hostmar.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for adviceprepschool.com (unsigned zone)

⏱️ Timing

Total: 453ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`200.58.110.222`
AAAA	1	`2800:6c0:2::6a`
NS	2	`ns4.hostmar.com, ns3.hostmar.com`
MX	2	`mx1.adviceprepschool.com (pri: 20), adviceprepschool.com (pri: 0)`
TXT	2	`v=spf1 include:spf.hostmar.com -all, google-site-verification=1pUkjZMNL67NpLf`
SOA	1	`ns3.hostmar.com root.hostmar.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns22.dattatec.com, ns21.dattatec.com, ns4.hostmar.com...)

Analysis

Hierarchy

adviceprepschool.com is parent of mx1.adviceprepschool.com and www.adviceprepschool.com.

Mail Server Role

adviceprepschool.com serves as a mail server for adviceprepschool.com.

mx1.adviceprepschool.com commonly serves as a mail server together with adviceprepschool.com.

IP Addresses

adviceprepschool.com points to two IP numbers: 2800:6c0:2::6a and 200.58.110.222.

Other host names, for instance paginasweb.com.ar, jcrodriguez.com.ar, sonnenplatz.com.ar, mail.bzzsarquitectura.com and mail.monitoreointeligente.com.ar share IP numbers with adviceprepschool.com.

Name Servers

adviceprepschool.com is delegated to four name servers: ns21.dattatec.com, ns22.dattatec.com, ns3.hostmar.com and ns4.hostmar.com.

adviceprepschool.com at least partially shares its name servers with other domains, for instance belcolor.com.ar, te-ser.com, goyaciudad.com, aehgparana.org.ar and fedepetro.com.

These name servers are commonly used together with ns1.donweb.com, ns2.donweb.com, ns1.donweb.co, ns1.donweb.mx, ns1.donweb.cl, ns1.donweb.uy, ns2.donweb.bo and ns1.traxhost.com.

Host names with one IP number: ns21.dattatec.com points to 200.58.116.42; ns22.dattatec.com points to 200.58.122.66; ns3.hostmar.com points to 200.58.112.193; ns4.hostmar.com points to 200.58.112.101.

Mail Servers

adviceprepschool.com is handled by two mail servers: adviceprepschool.com and mx1.adviceprepschool.com.

Host names with two IPs:

adviceprepschool.com points to: 2800:6c0:2::6a and 200.58.110.222.

Host names with one IP:

mx1.adviceprepschool.com points to: 200.58.122.206.

adviceprepschool.com - robtex.com