`robertseifert.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::270^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0270.elastic-ssl.ui-r.com`
A	217.160.0.89^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1055.ui-dns.org` ⭐
		A	2001:8d8:fe:53:0:d9a0:5337:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.org`
		A	217.160.83.55^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.org`
NS	`ns1047.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:502f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.de`
		A	217.160.80.47^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.de`
NS	`ns1064.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5240:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1064.ui-dns.com`
		A	217.160.82.64^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1064.ui-dns.com`
NS	`ns1103.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5167:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1103.ui-dns.biz`
		A	217.160.81.103^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1103.ui-dns.biz`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1055.ui-dns.org`hostmaster@1und1.com 2017-06-01 #21

`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=1778300284

WOT: SAFE (61/100)

Same first word

robertseifert.de

DNS History

18 records (8 active, 10 former)

●NSns1047.ui-dns.de2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

●NSns1055.ui-dns.org2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

●NSns1064.ui-dns.com2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

○NSns1075.ui-dns.biz2018-11-29 → 2018-11-29 · 4 obs

○ 2017-01-18 06:20:02
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

○NSns1075.ui-dns.com2018-11-29 → 2018-11-29 · 4 obs

○ 2017-01-18 06:20:02
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

○NSns1075.ui-dns.de2018-11-29 → 2018-11-29 · 4 obs

○ 2017-01-18 06:20:02
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

○NSns1075.ui-dns.org2018-11-29 → 2018-11-29 · 4 obs

○ 2017-01-18 06:20:02
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

●NSns1103.ui-dns.biz2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

○NSns55.1und1.de2015-06-10 → 2017-01-18 · 4 obs

● 2015-06-10 23:39:36
● 2017-01-18 06:20:02
○ 2018-11-29 23:30:20
○ 2026-05-09 04:20:16

○NSns56.1und1.de2015-06-10 → 2017-01-18 · 4 obs

● 2015-06-10 23:39:36
● 2017-01-18 06:20:02
○ 2018-11-29 23:30:20
○ 2026-05-09 04:20:16

●MXmx00.ionos.de2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

○MXmx00.kundenserver.de2015-06-10 → 2018-11-29 · 4 obs

● 2015-06-10 23:39:36
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

●MXmx01.ionos.de2026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

○MXmx01.kundenserver.de2015-06-10 → 2018-11-29 · 4 obs

● 2015-06-10 23:39:36
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

●A2001:8d8:100f:f000::2702026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

○A212.227.155.1292015-06-10 → 2017-01-18 · 4 obs

● 2015-06-10 23:39:36
● 2017-01-18 06:20:02
○ 2018-11-29 23:30:20
○ 2026-05-09 04:20:16

○A217.160.0.432018-11-29 → 2018-11-29 · 4 obs

○ 2017-01-18 06:20:02
● 2018-11-29 23:30:20
○ 2026-02-25 15:29:20
○ 2026-05-09 04:20:16

●A217.160.0.892026-02-25 → 2026-05-09 · 3 obs

○ 2018-11-29 23:30:20
● 2026-02-25 15:29:20
● 2026-05-09 04:20:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
robertseifert.de	ns1055.ui-dns.org, ns1064.ui-dns.com, ns1103.ui-dns.biz, ns1047.ui-dns.de	-

✅ Authoritative Response

Server:217.160.83.55

NS records: ns1055.ui-dns.org, ns1064.ui-dns.com, ns1103.ui-dns.biz, ns1047.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertseifert.de (unsigned zone)

⏱️ Timing

Total: 842ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.89`
AAAA	1	`2001:8d8:100f:f000::270`
NS	4	`ns1055.ui-dns.org, ns1047.ui-dns.de...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1055.ui-dns.org hostmaster.1und1.com`

Analysis

IP Addresses

robertseifert.de has two IP numbers: 2001:8d8:100f:f000::270 and 217.160.0.89.

Other host names, for instance www.r-c-gmbh.de, yourlocaleye.com, anicetogroup.it, decker-co.de and sportliebe.com share IP numbers with robertseifert.de.

Name Servers

robertseifert.de delegates to four name servers: ns1103.ui-dns.biz, ns1064.ui-dns.com, ns1047.ui-dns.de and ns1055.ui-dns.org.

robertseifert.de at least partially shares name servers with other domains, including lhb-bau.de, cannape.eu, shi-dorsten.de, iclubpayment.org and stagebeauty-derfilm.de.

These name servers are commonly used with ns1103.ui-dns.org, ns1103.ui-dns.de, ns1103.ui-dns.com, ns1055.ui-dns.biz, ns1055.ui-dns.com, ns1055.ui-dns.de, ns1064.ui-dns.biz, ns1064.ui-dns.de, ns1064.ui-dns.org and ns1047.ui-dns.biz.

Host names with two IP numbers: ns1103.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5167:100 and 217.160.81.103; ns1064.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5240:100 and 217.160.82.64; ns1047.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:502f:100 and 217.160.80.47; ns1055.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5337:100 and 217.160.83.55.

Mail Servers

robertseifert.de is served by two mail servers mx00.ionos.de and mx01.ionos.de.

robertseifert.de shares the same mail server setup as other domains, for instance klosterkirche-neuruppin.de, oktw.de, ra-voll.de, linuxmarketplace.com and vollentsalzung.info.

Host names with a single IP address: mx00.ionos.de points to 212.227.15.41; mx01.ionos.de points to 217.72.192.67.

robertseifert.de - robtex.com