`horizontal-bar.com`

DNSSEC	⚠️ Not signed
A	81.88.34.43^{🇩🇪 CLOUDPIT81.88.32.0/20}
		PTR	`host192.alfahosting-server.de`
NS	`cns1.alfahosting.info` ⭐
		A	2a01:64c0:0:5000::8^{🇩🇪 CLOUDPIT2a01:64c0::/32}
			PTR	`cns1.cloudpit.de`
		A	109.237.142.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns1.cloudpit.de`
NS	`cns2.alfahosting.info`
		A	2a01:4f8:2b02:a88::105^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`cns2.cloudpit.com`
		A	148.251.254.105^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
			PTR	`cns2.cloudpit.com`
NS	`cns3.alfahosting.info`
		A	2a02:2b80:101:5000::8^{🇩🇪 CLOUDPIT2a02:2b80:101::/48}
			PTR	`cns3.cloudpit.io`
		A	109.237.143.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns3.cloudpit.io`
MX	`mx03.secure-mailgate.com` ⭐
		A	46.243.88.174^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.176^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
MX	`mx04.secure-mailgate.com` ⭐
		A	46.243.88.175^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.177^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
SOA	`cns1.alfahosting.info`hostmaster@alfahosting@de 2026-03-15 #2

`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=1774686097

Subdomains

mail.horizontal-bar.com

Same first word

horizontal-bar.com

DNS History

8 records (6 active, 2 former)

●NScns1.alfahosting.info2017-05-09 → 2026-03-28 · 2 obs

● 2017-05-09 15:43:42
● 2026-03-28 08:40:56

●NScns2.alfahosting.info2017-05-09 → 2026-03-28 · 2 obs

● 2017-05-09 15:43:42
● 2026-03-28 08:40:56

●NScns3.alfahosting.info2017-05-09 → 2026-03-28 · 2 obs

● 2017-05-09 15:43:42
● 2026-03-28 08:40:56

○MXmail.horizontal-bar.com2017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 15:43:42
○ 2026-03-06 20:14:20
○ 2026-03-28 08:40:56

●MXmx03.secure-mailgate.com2026-03-06 → 2026-03-28 · 3 obs

○ 2017-05-09 15:43:42
● 2026-03-06 20:14:20
● 2026-03-28 08:40:56

●MXmx04.secure-mailgate.com2026-03-06 → 2026-03-28 · 3 obs

○ 2017-05-09 15:43:42
● 2026-03-06 20:14:20
● 2026-03-28 08:40:56

○A109.237.140.142017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 15:43:42
○ 2026-03-06 20:14:20
○ 2026-03-28 08:40:56

●A81.88.34.432026-03-06 → 2026-03-28 · 3 obs

○ 2017-05-09 15:43:42
● 2026-03-06 20:14:20
● 2026-03-28 08:40:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...	-
horizontal-bar.com	cns3.alfahosting.info, cns2.alfahosting.info, cns1.alfahosting.info	-

✅ Authoritative Response

Server:109.237.142.8

NS records: cns3.alfahosting.info, cns2.alfahosting.info, cns1.alfahosting.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for horizontal-bar.com (unsigned zone)

⏱️ Timing

Total: 748ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.88.34.43`
NS	3	`cns2.alfahosting.info, cns3.alfahosting.info...`
MX	2	`mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10)`
SOA	1	`cns1.alfahosting.info hostmaster@alfahos`

Analysis

Hierarchy

mail.horizontal-bar.com has horizontal-bar.com as its parent.

IP Addresses

horizontal-bar.com maps to IP address 81.88.34.43.

Other host names, for instance host192.alfahosting-server.de, eckberg.de, mail.lavendo.de, immoversum.eu and www.minigears.com share IP numbers with horizontal-bar.com.

Name Servers

horizontal-bar.com is delegated to name servers cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.

horizontal-bar.com at least partially shares name servers with other domains such as goldschmiede-schulz.com, goldenfire.de, fix-flex.de, fbs-muenster.de and chrisbruegge.de.

Host names with two IP numbers:

cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8.

cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105.

cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8.

Mail Servers

Two mail servers handle horizontal-bar.com: mx03.secure-mailgate.com and mx04.secure-mailgate.com.

horizontal-bar.com shares the same mail server setup as other domains, including m-l-consulting.com, aux-send.de, psychologische-psychotherapie-bonn.de, freie-bibel.de and attilla.de.

horizontal-bar.com shares some mail servers with other domains, at least partially, for instance taxara.de.

Host names with two IPs:

mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176.

mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.

horizontal-bar.com - robtex.com