`blitzseminare.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.126^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1021.ui-dns.de` ⭐
		A	2001:8d8:fe:53:0:d9a0:5015:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.de`
		A	217.160.80.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.de`
NS	`ns1027.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:521b:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1027.ui-dns.com`
		A	217.160.82.27^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1027.ui-dns.com`
NS	`ns1060.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:513c:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1060.ui-dns.biz`
		A	217.160.81.60^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1060.ui-dns.biz`
NS	`ns1099.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5363:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1099.ui-dns.org`
		A	217.160.83.99^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1099.ui-dns.org`
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	`ns1021.ui-dns.de`hostmaster@1und1.com 2017-06-01 #14

`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=1771291435

⚠️ On DNS blocklist: tif

Same first word

blitzseminare.com

blitzseminare.de

Similar names

streamlinebiz.com

DNS History

14 records (8 active, 6 former)

●NSns1021.ui-dns.de2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

●NSns1027.ui-dns.com2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

●NSns1060.ui-dns.biz2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

●NSns1099.ui-dns.org2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

○NSns39.1und1.de2015-06-21 → 2017-08-08 · 4 obs

● 2015-06-21 22:41:24
● 2017-08-08 09:20:40
○ 2026-02-21 14:30:42
○ 2026-03-22 20:39:06

○NSns40.1und1.de2015-06-21 → 2017-08-08 · 4 obs

● 2015-06-21 22:41:24
● 2017-08-08 09:20:40
○ 2026-02-21 14:30:42
○ 2026-03-22 20:39:06

●MXmx00.ionos.de2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

○MXmx00.kundenserver.de2015-06-21 → 2017-08-08 · 4 obs

● 2015-06-21 22:41:24
● 2017-08-08 09:20:40
○ 2026-02-21 14:30:42
○ 2026-03-22 20:39:06

●MXmx01.ionos.de2026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

○MXmx01.kundenserver.de2015-06-21 → 2017-08-08 · 4 obs

● 2015-06-21 22:41:24
● 2017-08-08 09:20:40
○ 2026-02-21 14:30:42
○ 2026-03-22 20:39:06

●A2001:8d8:100f:f000::2002026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

●A217.160.0.1262026-02-21 → 2026-03-22 · 3 obs

○ 2017-08-08 09:20:40
● 2026-02-21 14:30:42
● 2026-03-22 20:39:06

○A217.160.223.1452016-12-02 → 2017-08-08 · 5 obs

○ 2016-04-21 05:52:24
● 2016-12-02 23:54:38
● 2017-08-08 09:20:40
○ 2026-02-21 14:30:42
○ 2026-03-22 20:39:06

○A82.165.52.912015-06-21 → 2016-04-21 · 4 obs

● 2015-06-21 22:41:24
● 2016-04-21 05:52:24
○ 2016-12-02 23:54:38
○ 2026-03-22 20:39:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blitzseminare.com	ns1021.ui-dns.de, ns1099.ui-dns.org, ns1060.ui-dns.biz, ns1027.ui-dns.com	2 records

✅ Authoritative Response

Server: 217.160.80.21

NS records: ns1021.ui-dns.de, ns1099.ui-dns.org, ns1060.ui-dns.biz, ns1027.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blitzseminare.com (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.126`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1027.ui-dns.com, ns1099.ui-dns.org...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1021.ui-dns.de hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1027.ui-dns.com, ns1027.ui-dns.com)

Analysis

IP Addresses

blitzseminare.com resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.126.

other host names including grolsch.de, ehg-finanz.com, septicengineer.com, dental-touch.com and neta.network share IP numbers with blitzseminare.com.

Name Servers

blitzseminare.com is delegated to four name servers: ns1060.ui-dns.biz, ns1027.ui-dns.com, ns1021.ui-dns.de and ns1099.ui-dns.org.

blitzseminare.com at least partially shares name servers with other domains, for instance html2pdf.fr, centralparkband.de, webblade.de, mobilityrent.mobi and sgs-ehsusa.com.

These name servers are commonly used with the following name servers: ns1027.ui-dns.biz, ns1027.ui-dns.de, ns1027.ui-dns.org, ns1021.ui-dns.biz, ns1021.ui-dns.com, ns1021.ui-dns.org, ns1099.ui-dns.biz, ns1099.ui-dns.com, ns1099.ui-dns.de and ns1060.ui-dns.com.

Host names with two IP numbers:

ns1060.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:513c:100 and 217.160.81.60; ns1027.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:521b:100 and 217.160.82.27; ns1021.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:5015:100 and 217.160.80.21; ns1099.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5363:100 and 217.160.83.99.

Mail Servers

Two mail servers handle blitzseminare.com: mx00.ionos.de and mx01.ionos.de.

blitzseminare.com shares the same mail server setup as other domains, for instance lnfo-lnstagram.com, mottes-homepage.de, health-fun.de, www.konrad-duden-realschule.de and oma-liese.de.

Host names with one IP number:

mx00.ionos.de points to 212.227.15.41

mx01.ionos.de points to 217.72.192.67

blitzseminare.com - robtex.com