sriserm.com - dns.ninja

`sriserm.com`

DNSSEC	⚠️ Not signed
A	144.76.169.13^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
		PTR	`www2.trion-it.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	`mail.trion-it.de` ⭐
		A	144.76.152.15^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
			PTR	`mail.trion-it.de`
TXT	`spf2.0/pra mx -all`
TXT	`v=spf1 mx -all`
SOA	`ns1.first-ns.de`dns@hetzner.com 2025-10-24 #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=1786182059

Same first word

sriserm.com

Similar names

serimsr.com

sermsri.com

DNS History

5 records (5 active, 0 former)

●NSns1.first-ns.de2015-07-21 → 2026-08-08 · 2 obs

● 2015-07-21 07:00:18
● 2026-08-08 10:02:06

●NSrobotns2.second-ns.de2015-07-21 → 2026-08-08 · 2 obs

● 2015-07-21 07:00:18
● 2026-08-08 10:02:06

●NSrobotns3.second-ns.com2015-07-21 → 2026-08-08 · 2 obs

● 2015-07-21 07:00:18
● 2026-08-08 10:02:06

●MXmail.trion-it.de2015-07-21 → 2026-08-08 · 2 obs

● 2015-07-21 07:00:18
● 2026-08-08 10:02:06

●A144.76.169.132019-12-23 → 2026-08-08 · 2 obs

● 2019-12-23 01:56:20
● 2026-08-08 10:02:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sriserm.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 sriserm.com (unsigned zone)

⏱️ Timing

Total: 782ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.76.169.13`
NS	3	`ns1.first-ns.de, robotns2.second-ns.de...`
MX	1	`mail.trion-it.de (pri: 10)`
TXT	2	`v=spf1 mx -all, spf2.0/pra mx -all`
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

IP Addresses

sriserm.com resolves to just one IP address, 144.76.169.13.

Two other host names, along with matemera.de, www2.trion-it.de and kuebe.net, also share IP numbers with sriserm.com.

Name Servers

sriserm.com has three name servers — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

At least some of sriserm.com's name servers are shared with other domains, for example urologenpraxis.org, f7it.net, pmm.de and two more.

It is common for these name servers to be used in conjunction with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Each of robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de points to two IP numbers. robotns3.second-ns.com points to 193.47.99.3 and 2001:67c:192c::add:a3. ns1.first-ns.de points to 213.239.242.238 and 2a01:4f8:0:a101::a:1. robotns2.second-ns.de points to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Mail Servers

The sole mail server for sriserm.com is mail.trion-it.de.

Among the domains sharing a mail server setup with sriserm.com are thuermer.org, mail.trion-it.de, kuebe.net and two others.

mail.trion-it.de points to one IP number — 144.76.152.15.