`listserver.kbx.de`

DNSSEC	⚠️ Not signed
A	212.21.77.35^{🇩🇪 DHOSTING-NET212.21.64.0/19 D-Hosting GmbH}
		PTR	`listserver.kbx.de`
MX	`tiffy.kbx.de` ⭐
		A	2a01:30:0:13:ac53:a7ff:fe38:cab3^{🇩🇪 SINMA-ASN2a01:30::/32 Sinma GmbH BLN AK}
			PTR	`tiffy.kbx.de`
		A	2a01:30:0:505:ac53:a7ff:fe38:cab3^{🇩🇪 SINMA-ASN2a01:30::/32 Sinma GmbH BLN AK}
			PTR	`tiffy.kbx.de`
		A	83.223.90.192^{🇩🇪 SINMA-ASN83.223.90.0/24 Sinma GmbH FFM}
			PTR	`tiffy.kbx.de`
MX	`tim.kbx.de`⁽¹⁵⁰⁾
		A	212.21.77.38^{🇩🇪 DHOSTING-NET212.21.64.0/19 D-Hosting GmbH}
			PTR	`tim.kbx.de`
MX	`struppi.kbx.de`⁽²⁰⁰⁾
		A	83.223.83.136^{🇩🇪 SINMA-ASN83.223.64.0/19 Sinma GmbH BLN}
			PTR	`struppi.kbx.de`
TXT	`v=spf1 mx a ptr ip4:212.21.77.0/24 ip4:83.223.64.0/19 ip4:212.42.230.0/24 ip6...`

`kbx.de`

	DNSSEC	⚠️ Not signed
	A	83.223.86.49^{🇩🇪 SINMA-ASN83.223.64.0/19 Sinma GmbH BLN}
	NS	`dns1.isp-eg.de` ⭐
	NS	`dns2.sinma.de`
	MX	`tiffy.kbx.de` ⭐
	MX	`tim.kbx.de`⁽¹⁵⁰⁾
	MX	`struppi.kbx.de`⁽²⁰⁰⁾
	TXT	`v=spf1 include:_spf.sinma.de -all`
	SOA	`dns1.isp-eg.de`w_sch@mind.de serial=2024000309

PTR for

35.77.21.212.in-addr.arpa

Same first word

listserver.at

Similar names

DNS History

4 records (4 active, 0 former)

●MXstruppi.kbx.de2015-06-25 → 2026-03-28 · 2 obs

● 2015-06-25 05:33:18
● 2026-03-28 11:38:00

●MXtiffy.kbx.de2026-03-26 → 2026-03-28 · 3 obs

○ 2015-06-25 05:33:18
● 2026-03-26 18:58:36
● 2026-03-28 11:38:00

●MXtim.kbx.de2015-06-25 → 2026-03-28 · 2 obs

● 2015-06-25 05:33:18
● 2026-03-28 11:38:00

●A212.21.77.352015-06-25 → 2026-03-28 · 2 obs

● 2015-06-25 05:33:18
● 2026-03-28 11:38:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
kbx.de	dns1.isp-eg.de, dns2.sinma.de	2 records

✅ Authoritative Response

Server:83.223.84.14

NS records: dns1.isp-eg.de, dns2.sinma.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kbx.de (unsigned zone)

⏱️ Timing

Total: 1166ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.21.77.35`
MX	3	`tim.kbx.de (pri: 150), tiffy.kbx.de (pri: 10)...`
TXT	1	`v=spf1 mx a ptr ip4:212.21.77.0/24 ip4:8`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.isp-eg.de, dns1.isp-eg.de)

Analysis

IP Addresses

listserver.kbx.de points to a single IP number: 212.21.77.35.

Mail Servers

listserver.kbx.de is handled by three mail servers: struppi.kbx.de, tiffy.kbx.de and tim.kbx.de.

listserver.kbx.de shares some mail servers with other domains, including inmail.kbx.de, broccoli.kbx.de, tim.kbx.de, struppi.kbx.de and tiffy.kbx.de.

These mail servers are often used with the mail servers lists.kbx.de.

Host names with three IP numbers:

The host name tiffy.kbx.de points to: 2a01:30:0:13:ac53:a7ff:fe38:cab3, 2a01:30:0:505:ac53:a7ff:fe38:cab3 and 83.223.90.192.

Host names with one IP number:

The host name struppi.kbx.de points to: 83.223.83.136.

The host name tim.kbx.de points to: 212.21.77.38.

listserver.kbx.de - robtex.com