`groupcertification.org`

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	217.160.0.230^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1023.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:23^{🇺🇸 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	`ns1023.ui-dns.org`
		A	185.132.35.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.org`
NS	`ns1023.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:23^{🇺🇸 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	`ns1023.ui-dns.biz`
		A	185.132.33.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.biz`
NS	`ns1023.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:23^{🇺🇸 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	`ns1023.ui-dns.com`
		A	185.132.34.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.com`
NS	`ns1023.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:23^{🇺🇸 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	`ns1023.ui-dns.de`
		A	185.132.32.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.de`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.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	`ns1023.ui-dns.org`hostmaster@1und1.de 2016-04-27 #9

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785025699

Same first word

groupcertification.org

DNS History

18 records (8 active, 10 former)

●NSns1023.ui-dns.biz2020-01-13 → 2026-07-26 · 3 obs

○ 2017-03-20 07:48:58
● 2020-01-13 09:11:04
● 2026-07-26 00:59:20

●NSns1023.ui-dns.com2020-01-13 → 2026-07-26 · 3 obs

○ 2017-03-20 07:48:58
● 2020-01-13 09:11:04
● 2026-07-26 00:59:20

●NSns1023.ui-dns.de2020-01-13 → 2026-07-26 · 3 obs

○ 2017-03-20 07:48:58
● 2020-01-13 09:11:04
● 2026-07-26 00:59:20

●NSns1023.ui-dns.org2020-01-13 → 2026-07-26 · 3 obs

○ 2017-03-20 07:48:58
● 2020-01-13 09:11:04
● 2026-07-26 00:59:20

○NSns65.1und1.de2015-07-17 → 2017-03-20 · 4 obs

● 2015-07-17 21:02:58
● 2017-03-20 07:48:58
○ 2020-01-13 09:11:04
○ 2026-07-26 00:59:20

○NSns66.1und1.de2015-07-17 → 2017-03-20 · 4 obs

● 2015-07-17 21:02:58
● 2017-03-20 07:48:58
○ 2020-01-13 09:11:04
○ 2026-07-26 00:59:20

●MXmx00.ionos.de2026-06-24 → 2026-07-26 · 3 obs

○ 2020-01-13 09:11:04
● 2026-06-24 00:45:18
● 2026-07-26 00:59:20

○MXmx00.kundenserver.de2015-07-17 → 2020-01-13 · 4 obs

● 2015-07-17 21:02:58
● 2020-01-13 09:11:04
○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

●MXmx01.ionos.de2026-06-24 → 2026-07-26 · 3 obs

○ 2020-01-13 09:11:04
● 2026-06-24 00:45:18
● 2026-07-26 00:59:20

○MXmx01.kundenserver.de2015-07-17 → 2020-01-13 · 4 obs

● 2015-07-17 21:02:58
● 2020-01-13 09:11:04
○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

○A2001:8d8:1000:5058:4e67:70cc:4d58:90062015-07-17 → 2016-03-11 · 4 obs

● 2015-07-17 21:02:58
● 2016-03-11 10:34:10
○ 2016-07-12 15:18:32
○ 2026-07-26 00:59:20

○A2001:8d8:1000:5058:d38a:69d6:cdbe:84e2016-07-12 → 2020-01-13 · 5 obs

○ 2016-03-11 10:34:10
● 2016-07-12 15:18:32
● 2020-01-13 09:11:04
○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

●A2001:8d8:100f:f000::2002026-06-24 → 2026-07-26 · 3 obs

○ 2020-01-13 09:11:04
● 2026-06-24 00:45:18
● 2026-07-26 00:59:20

○A2001:8d8:100f:f000::2842026-06-24 → 2026-07-26 · 2 obs

○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

●A217.160.0.2302026-06-24 → 2026-07-26 · 3 obs

○ 2020-01-13 09:11:04
● 2026-06-24 00:45:18
● 2026-07-26 00:59:20

○A217.160.0.592026-06-24 → 2026-07-26 · 2 obs

○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

○A217.160.223.112016-07-12 → 2020-01-13 · 5 obs

○ 2016-03-11 10:34:10
● 2016-07-12 15:18:32
● 2020-01-13 09:11:04
○ 2026-06-24 00:45:18
○ 2026-07-26 00:59:20

○A82.165.117.1012015-07-17 → 2016-03-11 · 4 obs

● 2015-07-17 21:02:58
● 2016-03-11 10:34:10
○ 2016-07-12 15:18:32
○ 2026-07-26 00:59:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
groupcertification.org	ns1023.ui-dns.de, ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.org	2 records

✅ Authoritative Response

Server:185.132.33.23

NS records: ns1023.ui-dns.de, ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groupcertification.org (unsigned zone)

⏱️ Timing

Total: 570ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.230`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1023.ui-dns.biz, ns1023.ui-dns.com...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1023.ui-dns.org hostmaster.1und1.de`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1023.ui-dns.org, ns1023.ui-dns.org)

Analysis

IP Addresses

groupcertification.org has two IP addresses: 217.160.0.230 and 2001:8d8:100f:f000::200

Two other host names, along with kaori.de, goodvita.at and bettygroeneveld-siebelink.nl, also share IP numbers with groupcertification.org.

Name Servers

The NS records for groupcertification.org point to four name servers: ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.de and ns1023.ui-dns.org.

At least some of groupcertification.org's name servers are shared with other domains, for example knitelius.de, raumausstatter-claessen.de, edelsteinmanufaktur.de and two more.

These name servers tend to be used in conjunction with the name servers ns1025.ui-dns.com.

Four hostnames, each resolving to a pair of IP addresses: ns1023.ui-dns.biz directs to 185.132.33.23 and 2607:f1c0:fe:53:185:132:33:23; ns1023.ui-dns.com directs to 185.132.34.23 and 2607:f1c0:fe:53:185:132:34:23; ns1023.ui-dns.de directs to 185.132.32.23 and 2607:f1c0:fe:53:185:132:32:23; ns1023.ui-dns.org directs to 185.132.35.23 and 2607:f1c0:fe:53:185:132:35:23.

Mail Servers

groupcertification.org is served by two mail servers, mx00.ionos.de and mx01.ionos.de.

Among the domains sharing a mail server setup with groupcertification.org are lostknives.com, sfza.de, suggis.de and two others.

mx00.ionos.de resolves to 212.227.15.41 and 212.227.15.171. Likewise, mx01.ionos.de resolves to 212.227.15.188 and 217.72.192.67 — two IP addresses apiece.

groupcertification.org - robtex.com