bartnet.de - dns.ninja

`bartnet.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:1001:5055:e0a2:5ce:7f5b:8828^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`kundenserver.de`
A	217.160.123.120^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`access.ui-dns.biz` ⭐
		A	2001:8d8:fe:53::81:237^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`access.ui-dns.biz`
		A	217.160.81.237^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`access.ui-dns.biz`
NS	`access.ui-dns.com`
		A	2607:f1c0:fe:53::34:237^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`access.ui-dns.com`
		A	185.132.34.237^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`access.ui-dns.com`
NS	`access.ui-dns.de`
		A	2001:8d8:fe:53::80:237^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`access.ui-dns.de`
		A	217.160.80.237^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`access.ui-dns.de`
NS	`access.ui-dns.org`
		A	2607:f1c0:fe:53::35:237^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`access.ui-dns.org`
		A	185.132.35.237^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`access.ui-dns.org`
MX	`mx00.kundenserver.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.kundenserver.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 a:mout.kundenserver.de ~all`
SOA	`access.ui-dns.biz`hostmaster@kundenserver.de 2017-01-19 #2

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1782556565

Same first word

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bartnet.co.uk

bartnet.nl

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DNS History

18 records (8 active, 10 former)

●NSaccess.ui-dns.biz2026-02-25 → 2026-06-27 · 3 obs

○ 2017-06-17 05:37:12
● 2026-02-25 08:08:18
● 2026-06-27 10:39:02

●NSaccess.ui-dns.com2026-02-25 → 2026-06-27 · 3 obs

○ 2017-06-17 05:37:12
● 2026-02-25 08:08:18
● 2026-06-27 10:39:02

●NSaccess.ui-dns.de2026-02-25 → 2026-06-27 · 3 obs

○ 2017-06-17 05:37:12
● 2026-02-25 08:08:18
● 2026-06-27 10:39:02

●NSaccess.ui-dns.org2026-02-25 → 2026-06-27 · 3 obs

○ 2017-06-17 05:37:12
● 2026-02-25 08:08:18
● 2026-06-27 10:39:02

○NSns-de.1and1-dns.biz2016-09-17 → 2017-06-17 · 5 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2017-06-17 05:37:12
○ 2026-02-25 08:08:18
○ 2026-06-27 10:39:02

○NSns-de.1and1-dns.com2016-09-17 → 2017-06-17 · 5 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2017-06-17 05:37:12
○ 2026-02-25 08:08:18
○ 2026-06-27 10:39:02

○NSns-de.1and1-dns.de2016-09-17 → 2017-06-17 · 5 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2017-06-17 05:37:12
○ 2026-02-25 08:08:18
○ 2026-06-27 10:39:02

○NSns-de.1and1-dns.org2016-09-17 → 2017-06-17 · 5 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2017-06-17 05:37:12
○ 2026-02-25 08:08:18
○ 2026-06-27 10:39:02

○NSns01.1blu.de2015-07-16 → 2016-03-20 · 4 obs

● 2015-07-16 03:07:56
● 2016-03-20 20:56:04
○ 2016-09-17 15:16:54
○ 2026-06-27 10:39:02

○NSns02.1blu.de2015-07-16 → 2016-03-20 · 4 obs

● 2015-07-16 03:07:56
● 2016-03-20 20:56:04
○ 2016-09-17 15:16:54
○ 2026-06-27 10:39:02

○MXmail.bartnet.de2015-07-16 → 2016-03-20 · 4 obs

● 2015-07-16 03:07:56
● 2016-03-20 20:56:04
○ 2016-09-17 15:16:54
○ 2026-06-27 10:39:02

●MXmx00.kundenserver.de2016-09-17 → 2026-06-27 · 3 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2026-06-27 10:39:02

●MXmx01.kundenserver.de2016-09-17 → 2026-06-27 · 3 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
● 2026-06-27 10:39:02

○A178.254.0.2102015-07-16 → 2016-03-20 · 4 obs

● 2015-07-16 03:07:56
● 2016-03-20 20:56:04
○ 2016-09-17 15:16:54
○ 2026-06-27 10:39:02

○A2001:8d8:1001:5055:67c0:ab38:9e9b:70112016-09-17 → 2016-09-17 · 4 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
○ 2017-06-17 05:37:12
○ 2026-06-27 10:39:02

●A2001:8d8:1001:5055:e0a2:5ce:7f5b:88282017-06-17 → 2026-06-27 · 3 obs

○ 2016-09-17 15:16:54
● 2017-06-17 05:37:12
● 2026-06-27 10:39:02

●A217.160.123.1202017-06-17 → 2026-06-27 · 3 obs

○ 2016-09-17 15:16:54
● 2017-06-17 05:37:12
● 2026-06-27 10:39:02

○A82.165.54.22016-09-17 → 2016-09-17 · 4 obs

○ 2016-03-20 20:56:04
● 2016-09-17 15:16:54
○ 2017-06-17 05:37:12
○ 2026-06-27 10:39:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
bartnet.de	access.ui-dns.de, access.ui-dns.biz, access.ui-dns.com, access.ui-dns.org	-

✅ Authoritative Response

Server:185.132.34.237

NS records: access.ui-dns.de, access.ui-dns.biz, access.ui-dns.com, access.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bartnet.de (unsigned zone)

⏱️ Timing

Total: 790ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.123.120`
AAAA	1	`2001:8d8:1001:5055:e0a2:5ce:7f5b:8828`
NS	4	`access.ui-dns.org, access.ui-dns.biz...`
MX	2	`mx01.kundenserver.de (pri: 10), mx00.kundenserver.de (pri: 10)`
TXT	1	`v=spf1 a:mout.kundenserver.de ~all`
SOA	1	`access.ui-dns.biz hostmaster.kundenserve`

Analysis

IP Addresses

bartnet.de points to the IP addresses 217.160.123.120 and 2001:8d8:1001:5055:e0a2:5ce:7f5b:8828

s-amon.de, za-ps.de, tonon.de plus two other host names have IP numbers in common with bartnet.de.

Name Servers

Four name servers handle the delegation for bartnet.de: access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org.

The name servers of bartnet.de overlap at least partially with those of other domains — among them einkaufsoase24.de, cpm-smt.de, 1moser.de and two more.

Each of the four hosts access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org has two IP addresses. access.ui-dns.biz points to 217.160.81.237 and 2001:8d8:fe:53::81:237. access.ui-dns.com points to 185.132.34.237 and 2607:f1c0:fe:53::34:237. access.ui-dns.de points to 217.160.80.237 and 2001:8d8:fe:53::80:237. access.ui-dns.org points to 185.132.35.237 and 2607:f1c0:fe:53::35:237.

Mail Servers

bartnet.de uses two mail servers, mx00.kundenserver.de and mx01.kundenserver.de.

The mail server setup of bartnet.de matches that of other domains such as dieter-echelmeyer.de, alphateck.de, mx.citizenoffice.de and two others.

At least some of the mail servers used by bartnet.de are shared with other domains: a2-beach.de, adyet.org, coffeecare.de and two others among them.

Both mx00.kundenserver.de and mx01.kundenserver.de have a single IP address each — mx00.kundenserver.de resolves to 212.227.15.41 while mx01.kundenserver.de resolves to 217.72.192.67.