`open-source-news.com`

DNSSEC	⚠️ Not signed
A	148.251.8.149^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
		PTR	`debian.co-ro.de`
NS	`ns1.first-ns.de` ⭐
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.first-ns.de`
		A	213.239.242.238^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns1.first-ns.de`
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`robotns2.second-ns.de`
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`robotns2.second-ns.de`
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`robotns3.second-ns.com`
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`robotns3.second-ns.com`
MX	`debian.co-ro.de` ⭐
		A	148.251.8.149^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
			PTR	`debian.co-ro.de`
TXT	`v=spf1 a ip4:148.251.8.149 mx -all`
SOA	`ns1.first-ns.de`kontakt@co-ro.de 2026-03-25 #0

`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=1774615147

Same first word

open-source-news.com

DNS History

10 records (5 active, 5 former)

●NSns1.first-ns.de2026-03-06 → 2026-03-27 · 3 obs

○ 2015-10-14 20:04:44
● 2026-03-06 04:28:56
● 2026-03-27 12:51:06

○NSns61.1and1.fr2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 09:31:24
○ 2015-10-14 20:04:44
○ 2026-03-27 12:51:06

○NSns62.1and1.fr2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 09:31:24
○ 2015-10-14 20:04:44
○ 2026-03-27 12:51:06

●NSrobotns2.second-ns.de2026-03-06 → 2026-03-27 · 3 obs

○ 2015-10-14 20:04:44
● 2026-03-06 04:28:56
● 2026-03-27 12:51:06

●NSrobotns3.second-ns.com2026-03-06 → 2026-03-27 · 3 obs

○ 2015-10-14 20:04:44
● 2026-03-06 04:28:56
● 2026-03-27 12:51:06

●MXdebian.co-ro.de2026-03-06 → 2026-03-27 · 3 obs

○ 2015-10-14 20:04:44
● 2026-03-06 04:28:56
● 2026-03-27 12:51:06

○MXmx00.1and1.fr2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 09:31:24
○ 2015-10-14 20:04:44
○ 2026-03-27 12:51:06

○MXmx01.1and1.fr2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 09:31:24
○ 2015-10-14 20:04:44
○ 2026-03-27 12:51:06

●A148.251.8.1492026-03-06 → 2026-03-27 · 3 obs

○ 2015-10-14 20:04:44
● 2026-03-06 04:28:56
● 2026-03-27 12:51:06

○A82.165.53.262008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 09:31:24
○ 2015-10-14 20:04:44
○ 2026-03-27 12:51:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
open-source-news.com	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	2 records

✅ Authoritative Response

Server:213.133.100.103

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-source-news.com (unsigned zone)

⏱️ Timing

Total: 717ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`148.251.8.149`
NS	3	`robotns2.second-ns.de, robotns3.second-ns.com...`
MX	1	`debian.co-ro.de (pri: 10)`
TXT	1	`v=spf1 a ip4:148.251.8.149 mx -all`
SOA	1	`ns1.first-ns.de kontakt.co-ro.de`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)

Analysis

IP Addresses

open-source-news.com points to a single IP number: 148.251.8.149.

other host names for instance mail.duelldermagier.de, applikations-server.de, vlf-sig.de, sigrundreger.de and pocket-news.de share IP numbers with open-source-news.com.

Name Servers

open-source-news.com is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

open-source-news.com at least partially shares name servers with other domains, for instance printing-online.de, vocketal.de, lemnacore.com, zetrons.de and schnipselich.de.

Host names with two IP numbers:

Host robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.

Host ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.

Host robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

Mail Servers

open-source-news.com is handled by a single mail server, debian.co-ro.de.

open-source-news.com shares the same mail server setup as other domains, for instance greenyard-academy.de, bohr-tec.de, bbbserver.saarland, open-source-company.com and po.do.

Host name debian.co-ro.de points to IP address 148.251.8.149.

open-source-news.com - robtex.com