`horizonstelecom.com`

DNSSEC	⚠️ Not signed
A	2a02:e980:148::8f^{🇺🇸 IMPERVA2a02:e980:148::/48 Imperva}
A	2a02:e980:14c::8f^{🇺🇸 IMPERVA2a02:e980:14c::/48}
A	45.60.243.143^{🇺🇸 IMPERVA45.60.243.0/24 ORIXCOM via EMIX}
A	45.60.247.143^{🇺🇸 IMPERVA45.60.247.0/24 ORIXCOM via EMIX}
NS	`ns1.a0.impervasecuredns.net` ⭐
		A	2a02:e980:4::1^{🇺🇸 IMPERVA2a02:e980:4::/48 Incapsula Inc.}
		A	192.230.121.1^{🇺🇸 IMPERVA192.230.121.0/24 ORIXCOM via EMIX}
			PTR	`192.230.121.1.ip.incapdns.net`
NS	`ns1.a1.impervasecuredns.net`
		A	2a02:e980:5::1^{🇺🇸 IMPERVA2a02:e980:5::/48 Incapsula Inc.}
		A	192.230.122.1^{🇺🇸 IMPERVA192.230.122.0/24 ORIXCOM via EMIX}
			PTR	`192.230.122.1.ip.incapdns.net`
NS	`ns1.a2.impervasecuredns.net`
		A	2a02:e980:6::1^{🇺🇸 IMPERVA2a02:e980:6::/48 Incapsula Inc.}
		A	192.230.123.1^{🇺🇸 IMPERVA192.230.123.0/24 ORIXCOM via EMIX}
			PTR	`192.230.123.1.ip.incapdns.net`
MX	`horizonstelecom-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm1pr04cu00203.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
TXT	`vm234s9df5cg4hff96l5n0lggtmxlbj6`
TXT	`v=spf1 mx ip4:187.95.156.231 ip4:200.237.162.24 ip4:200.150.101.0/27 include:...`
TXT	`google-site-verification=S2o-mNRF2gq5Hp8pnPwEQ7mhnnUFCLuKo8WmHHHbFx0`
TXT	`globalsign-domain-verification=C861654930E3E876005CF941DB783AA8`
TXT	`globalsign-domain-verification=65C2F9F3ADD29D4BE9108D865E4FCC1E`
TXT	`_q8ot2lxg1krh9e10v8saewq55cdmtaa`
TXT	`_mirxt3a1538fonsix68myq8zc42jdr6`
TXT	`MS=56D1938912D3B8D8A954F29B9604A90D40222E66`
SOA	`ns1.a0.impervasecuredns.net`hostmaster@horizonstelecom.com serial=5

`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=1777055112

Previously NS for

horizonstelecom.com

Subdomains

dns2.horizonstelecom.com

marketing.horizonstelecom.com

mxmarketing.horizonstelecom.com

www.horizonstelecom.com

mail.horizonstelecom.com

dns1.horizonstelecom.com

Same first word

horizonstelecom.com

horizonstelecom.com.br

DNS History

18 records (8 active, 10 former)

○NSdns1.horizonstelecom.com2015-11-20 → 2021-03-16 · 5 obs

○ 2015-08-06 12:25:30
● 2015-11-20 21:47:54
● 2021-03-16 01:47:00
○ 2026-02-15 08:18:56
○ 2026-04-24 18:35:16

○NSdns1.horizonstelecom.com.br2015-11-20 → 2021-03-16 · 5 obs

○ 2015-08-06 12:25:30
● 2015-11-20 21:47:54
● 2021-03-16 01:47:00
○ 2026-02-15 08:18:56
○ 2026-04-24 18:35:16

○NSdns2.horizonstelecom.com.br2015-11-20 → 2021-03-16 · 5 obs

○ 2015-08-06 12:25:30
● 2015-11-20 21:47:54
● 2021-03-16 01:47:00
○ 2026-02-15 08:18:56
○ 2026-04-24 18:35:16

○NShorizonstelecom.com2015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 12:25:30
○ 2015-11-20 21:47:54
○ 2026-04-24 18:35:16

●NSns1.a0.impervasecuredns.net2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

●NSns1.a1.impervasecuredns.net2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

●NSns1.a2.impervasecuredns.net2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

○NSns1.webcorp.inf.br2015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 12:25:30
○ 2015-11-20 21:47:54
○ 2026-04-24 18:35:16

○NSns2.webcorp.inf.br2015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 12:25:30
○ 2015-11-20 21:47:54
○ 2026-04-24 18:35:16

●MXhorizonstelecom-com.mail.protection.outlook.com2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

○MXmail.horizonstelecom.com2015-08-06 → 2021-03-16 · 4 obs

● 2015-08-06 12:25:30
● 2021-03-16 01:47:00
○ 2026-02-15 08:18:56
○ 2026-04-24 18:35:16

○A177.124.57.132021-03-16 → 2021-03-16 · 4 obs

○ 2017-01-04 09:02:54
● 2021-03-16 01:47:00
○ 2026-02-15 08:18:56
○ 2026-04-24 18:35:16

○A177.70.106.242015-08-06 → 2015-11-20 · 4 obs

● 2015-08-06 12:25:30
● 2015-11-20 21:47:54
○ 2016-02-20 17:13:08
○ 2026-04-24 18:35:16

○A177.70.106.362016-02-20 → 2017-01-04 · 5 obs

○ 2015-11-20 21:47:54
● 2016-02-20 17:13:08
● 2017-01-04 09:02:54
○ 2021-03-16 01:47:00
○ 2026-04-24 18:35:16

●A2a02:e980:148::8f2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

●A2a02:e980:14c::8f2026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

●A45.60.243.1432026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

●A45.60.247.1432026-02-15 → 2026-04-24 · 3 obs

○ 2021-03-16 01:47:00
● 2026-02-15 08:18:56
● 2026-04-24 18:35:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
horizonstelecom.com	ns1.a1.impervasecuredns.net, ns1.a2.impervasecuredns.net, ns1.a0.impervasecuredns.net	-

✅ Authoritative Response

Server:192.230.121.1

NS records: ns1.a1.impervasecuredns.net, ns1.a2.impervasecuredns.net, ns1.a0.impervasecuredns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for horizonstelecom.com (unsigned zone)

⏱️ Timing

Total: 266ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`45.60.247.143, 45.60.243.143`
AAAA	2	`2a02:e980:14c::8f, 2a02:e980:148::8f`
NS	3	`ns1.a2.impervasecuredns.net, ns1.a1.impervasecuredns.net...`
MX	1	`horizonstelecom-com.mail.protection.outl`
TXT	8	`vm234s9df5cg4hff96l5n0lggtmxlbj6, v=spf1 mx ip4:187.95.156.231 ip4:200.237...`
SOA	1	`ns1.a0.impervasecuredns.net hostmaster.h`

Analysis

Hierarchy

horizonstelecom.com is a parent of dns2.horizonstelecom.com, marketing.horizonstelecom.com, mxmarketing.horizonstelecom.com, www.horizonstelecom.com, mail.horizonstelecom.com and a few other host names.

IP Addresses

horizonstelecom.com points to four IP numbers: 2a02:e980:148::8f, 2a02:e980:14c::8f, 45.60.243.143 and 45.60.247.143.

Other host names such as sercomtel.com.br, liggatelecom.com.br, nova.com.br and liggavc.com.br share IP numbers with horizonstelecom.com.

Name Servers

horizonstelecom.com is delegated to three name servers: ns1.a0.impervasecuredns.net, ns1.a1.impervasecuredns.net and ns1.a2.impervasecuredns.net.

horizonstelecom.com at least partially shares name servers with other domains, including zurichinsurance.com, prudentialretirementhsa.com, zurichempresas.es, as-milisoume.gr and woodstock-foods.com.

These name servers are commonly used with southern1.scsnet.com and southern2.scsnet.com.

Host names with two IP numbers:

ns1.a0.impervasecuredns.net points to: 2a02:e980:4::1 and 192.230.121.1

ns1.a1.impervasecuredns.net points to: 2a02:e980:5::1 and 192.230.122.1

ns1.a2.impervasecuredns.net points to: 2a02:e980:6::1 and 192.230.123.1

Mail Servers

horizonstelecom.com is handled by a single mail server, horizonstelecom-com.mail.protection.outlook.com.

Hostname horizonstelecom-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c946::1, 2a01:111:f403:f802::2, 2a01:111:f403:f905::4, 52.101.8.51, 52.101.9.21, 52.101.10.16 and 52.101.11.7.

horizonstelecom.com - robtex.com