`ns4.fmbackbone.de`

DNSSEC	⚠️ Not signed
A	2600:1900:4001:96e:8000:1:35a4:a734^{🇺🇸 Google2600:1900:4000::/44}
A	34.41.139.193^{🇺🇸 Google34.41.0.0/16}
NS	`ns1.hwrn.net` ⚠️ Not in parent delegation
		A	2600:1900:4000:cb7c:8000::^{🇺🇸 Google2600:1900:4000::/44}
		A	2600:1900:4061:58e:8000::^{🇳🇱 Google2600:1900:4060::/44}
		A	2600:1900:4081:2f2:8000::^{🇸🇬 Google2600:1900:4080::/44}
		A	34.32.207.228^{🇳🇱 Google34.32.128.0/17}
			PTR	`228.207.32.34.bc.googleusercontent.com`
		A	34.46.191.171^{🇺🇸 Google34.46.0.0/16}
			PTR	`171.191.46.34.bc.googleusercontent.com`
		A	35.187.247.195^{🇸🇬 Google35.187.240.0/20}
			PTR	`195.247.187.35.bc.googleusercontent.com`
NS	`ns2.hwrn.net` ⚠️ Not in parent delegation
		A	2600:1900:4000:cb7c:8000:4::^{🇺🇸 Google2600:1900:4000::/44}
		A	2600:1900:4061:58e:8000:4::^{🇳🇱 Google2600:1900:4060::/44}
		A	2600:1900:4081:2f2:8000:4::^{🇸🇬 Google2600:1900:4080::/44}
		A	34.124.162.145^{🇸🇬 Google34.124.160.0/20}
			PTR	`145.162.124.34.bc.googleusercontent.com`
		A	34.136.0.93^{🇺🇸 Google34.136.0.0/20}
			PTR	`93.0.136.34.bc.googleusercontent.com`
		A	34.147.11.210^{🇳🇱 Google34.147.0.0/20}
			PTR	`210.11.147.34.bc.googleusercontent.com`
MX	`mx1.csof.net` ⭐
		A	46.4.12.146^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`static.146.12.4.46.clients.your-server.de`
MX	`mx2.csof.net` ⭐
		A	46.4.10.173^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`static.173.10.4.46.clients.your-server.de`
TXT	`v=spf1 include:_incspfcheck.mailspike.net -all`

`fmbackbone.de`

	DNSSEC	⚠️ Not signed
	A	2600:1900:4001:96e:8000:1:35a4:a734^{🇺🇸 Google2600:1900:4000::/44}
	A	34.41.139.193^{🇺🇸 Google34.41.0.0/16}
	NS	`ns1.hwrn.net` ⭐
	NS	`ns2.hwrn.net`
	MX	`mx1.csof.net` ⭐
	MX	`mx2.csof.net` ⭐
	TXT	`v=spf1 include:_incspfcheck.mailspike.net -all`
	SOA	`ns1.hwrn.net`hostmaster@hwrn.net 2026-05-25 #10

Same first word

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ns4.org

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s4n.edu.vn

n4s.com

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4ns.cn

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s4n.net

s4n.org

sn4.fi

4sn.de

DNS History

12 records (6 active, 6 former)

○NSns1.csof.net2026-02-16 → 2026-02-16 · 2 obs

● 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

●NSns1.hwrn.net2026-08-05 → 2026-08-05 · 2 obs

○ 2026-02-16 10:54:42
● 2026-08-05 10:54:08

○NSns2.csof.net2026-02-16 → 2026-02-16 · 2 obs

● 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

●NSns2.hwrn.net2026-08-05 → 2026-08-05 · 2 obs

○ 2026-02-16 10:54:42
● 2026-08-05 10:54:08

○NSns3.csof.net2026-02-16 → 2026-02-16 · 2 obs

● 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

○NSns4.csof.net2026-02-16 → 2026-02-16 · 2 obs

● 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

●MXmx1.csof.net2026-02-16 → 2026-08-05 · 2 obs

● 2026-02-16 10:54:42
● 2026-08-05 10:54:08

●MXmx2.csof.net2026-02-16 → 2026-08-05 · 2 obs

● 2026-02-16 10:54:42
● 2026-08-05 10:54:08

○A2600:1900:4001:96e:8000:1:291:4da22026-02-16 → 2026-02-16 · 3 obs

○ 2015-07-17 20:49:52
● 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

●A2600:1900:4001:96e:8000:1:35a4:a7342026-08-05 → 2026-08-05 · 2 obs

○ 2026-02-16 10:54:42
● 2026-08-05 10:54:08

●A34.41.139.1932026-02-16 → 2026-08-05 · 3 obs

○ 2015-07-17 20:49:52
● 2026-02-16 10:54:42
● 2026-08-05 10:54:08

○A62.113.243.432015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 20:49:52
○ 2026-02-16 10:54:42
○ 2026-08-05 10:54:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
fmbackbone.de	ns2.hwrn.net, ns1.hwrn.net	-

✅ Authoritative Response

Server:34.32.207.228

NS records: ns2.hwrn.net, ns1.hwrn.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fmbackbone.de (unsigned zone)

⏱️ Timing

Total: 1083ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.41.139.193`
AAAA	1	`2600:1900:4001:96e:8000:1:35a4:a734`
NS	2	`ns1.hwrn.net, ns2.hwrn.net`
MX	2	`mx2.csof.net (pri: 10), mx1.csof.net (pri: 10)`
TXT	1	`v=spf1 include:_incspfcheck.mailspike.ne`

Analysis

IP Addresses

ns4.fmbackbone.de directs to two IP numbers, 34.41.139.193 and 2600:1900:4001:96e:8000:1:35a4:a734

Additional host names — xd8390ed8.ip.e-nt.net, ch8as15-79-170-10.cw-visp.com, agnail.virosat.ru and two others — share IP numbers with ns4.fmbackbone.de.

Name Servers

ns4.fmbackbone.de uses two name servers for its delegation: ns1.hwrn.net and ns2.hwrn.net.

ns4.fmbackbone.de shares its name server setup with other domains, including unpolitically.amaniwa.ru, noirs.dedspac.ru, lord-films76hd.lordfilms2.zone and two others.

Host names with 6 IP numbers:

Hostname ns1.hwrn.net directs to 34.32.207.228, 34.46.191.171 and 35.187.247.195 along with 3 other IP addresses.

Hostname ns2.hwrn.net directs to 34.124.162.145, 34.136.0.93 and 34.147.11.210 along with 3 other IP addresses.

Mail Servers

ns4.fmbackbone.de has two mail servers: mx1.csof.net and mx2.csof.net.

ns4.fmbackbone.de shares the same mail server setup as other domains, including shoo.dedspac.ru, 1ad5c.zhongyifg.com, desyl.virosat.ru and two others.

mx1.csof.net directs to 46.4.12.146 and mx2.csof.net directs to 46.4.10.173; each host name points to exactly one IP number.

ns4.fmbackbone.de - robtex.com