`social4-world.com`

DNSSEC	⚠️ Not signed
A	46.4.74.115^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
		PTR	`it02.s4.world`
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	`mail01.social4-world.com` ⭐
		A	46.4.74.115^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`it02.s4.world`
MX	`mail.social4-world.com`⁽⁵⁰⁾
		A	46.4.74.115^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`it02.s4.world`
TXT	`v=spf1 +a +mx -all +a:it.s4.world +a:it02.s4.world`
TXT	`google-site-verification=bwTDdJTyMPcjdTB77mpZ1yTnEqg2cU2H0PoCXryPKTs`
SOA	`ns1.first-ns.de`dns@hetzner.com 2026-02-19 #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=1777357106

Subdomains

mail01.social4-world.com

mail.social4-world.com

Same first word

social4-world.com

DNS History

8 records (6 active, 2 former)

●NSns1.first-ns.de2015-07-08 → 2026-04-28 · 2 obs

● 2015-07-08 14:34:54
● 2026-04-28 06:24:06

●NSrobotns2.second-ns.de2015-07-08 → 2026-04-28 · 2 obs

● 2015-07-08 14:34:54
● 2026-04-28 06:24:06

●NSrobotns3.second-ns.com2015-07-08 → 2026-04-28 · 2 obs

● 2015-07-08 14:34:54
● 2026-04-28 06:24:06

●MXmail.social4-world.com2015-07-08 → 2026-04-28 · 2 obs

● 2015-07-08 14:34:54
● 2026-04-28 06:24:06

●MXmail01.social4-world.com2026-04-18 → 2026-04-28 · 3 obs

○ 2015-07-08 14:34:54
● 2026-04-18 09:45:30
● 2026-04-28 06:24:06

○A136.243.172.1152016-04-27 → 2017-07-02 · 5 obs

○ 2016-02-12 00:04:28
● 2016-04-27 09:23:10
● 2017-07-02 14:21:52
○ 2026-04-18 09:45:30
○ 2026-04-28 06:24:06

○A46.4.64.1372015-07-08 → 2016-02-12 · 4 obs

● 2015-07-08 14:34:54
● 2016-02-12 00:04:28
○ 2016-04-27 09:23:10
○ 2026-04-28 06:24:06

●A46.4.74.1152026-04-18 → 2026-04-28 · 3 obs

○ 2017-07-02 14:21:52
● 2026-04-18 09:45:30
● 2026-04-28 06:24:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
social4-world.com	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	2 records

✅ Authoritative Response

Server:213.239.242.238

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for social4-world.com (unsigned zone)

⏱️ Timing

Total: 1075ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.4.74.115`
NS	3	`ns1.first-ns.de, robotns2.second-ns.de...`
MX	2	`mail01.social4-world.com (pri: 50), mail.social4-world.com (pri: 10)`
TXT	2	`google-site-verification=bwTDdJTyMPcjdTB, v=spf1 +a +mx -all +a:it.s4.world +a:it0`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

social4-world.com is a parent of mail01.social4-world.com and mail.social4-world.com.

IP Addresses

social4-world.com maps to IP address 46.4.74.115.

Other host names, for instance mail.nrw.s4.community, s4.world, urlaub.team, mail01.social4.de and mail.social4.de share IP numbers with social4-world.com.

Name Servers

social4-world.com is delegated to name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

social4-world.com at least partially shares name servers with other domains such as webshop-versicherung.com, ajf-web.de, goyax.org, plazashoppingcenter.com and foodpackafrica.com.

these name servers are commonly used with the name servers hydrogen.ns.hetzner.com.

Host names with two IP numbers:

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

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

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

Mail Servers

Two mail servers handle social4-world.com: mail01.social4-world.com and mail.social4-world.com.

Hostnames with one IP number:

mail01.social4-world.com points to 46.4.74.115

mail.social4-world.com points to 46.4.74.115

Hostnames pointing to 46.4.74.115: mail01.social4-world.com, mail.social4-world.com

social4-world.com - robtex.com