`schwimmschule.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	217.160.0.77^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1018.ui-dns.org` ⭐
		A	2001:8d8:fe:53:0:d9a0:5312:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1018.ui-dns.org`
		A	217.160.83.18^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1018.ui-dns.org`
NS	`ns1076.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:514c:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1076.ui-dns.biz`
		A	217.160.81.76^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1076.ui-dns.biz`
NS	`ns1087.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:87^{🇺🇸 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	`ns1087.ui-dns.de`
		A	217.160.80.87^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1087.ui-dns.de`
NS	`ns1115.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5273:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1115.ui-dns.com`
		A	217.160.82.115^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1115.ui-dns.com`
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	`ns1018.ui-dns.org`hostmaster@1und1.com 2017-06-01 #8

`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=1774548611

Same first word

schwimmschule.at

schwimmschule.ch

schwimmschule.info

schwimmschule.de

schwimmschule.org

schwimmschule.hamburg

DNS History

14 records (8 active, 6 former)

○NSns1.euroweb.net2015-06-20 → 2020-04-08 · 4 obs

● 2015-06-20 07:05:04
● 2020-04-08 16:07:14
○ 2026-02-22 03:26:08
○ 2026-03-26 18:40:04

●NSns1018.ui-dns.org2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●NSns1076.ui-dns.biz2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●NSns1087.ui-dns.de2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●NSns1115.ui-dns.com2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

○NSns2.euroweb.net2015-06-20 → 2020-04-08 · 4 obs

● 2015-06-20 07:05:04
● 2020-04-08 16:07:14
○ 2026-02-22 03:26:08
○ 2026-03-26 18:40:04

○NSns3.euroweb.net2015-06-20 → 2020-04-08 · 4 obs

● 2015-06-20 07:05:04
● 2020-04-08 16:07:14
○ 2026-02-22 03:26:08
○ 2026-03-26 18:40:04

○MXmail.schwimmschule.org2015-06-20 → 2020-04-08 · 4 obs

● 2015-06-20 07:05:04
● 2020-04-08 16:07:14
○ 2026-02-22 03:26:08
○ 2026-03-26 18:40:04

●MXmx00.ionos.de2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●MXmx01.ionos.de2026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●A2001:8d8:100f:f000::2002026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

●A217.160.0.772026-02-22 → 2026-03-26 · 3 obs

○ 2020-04-08 16:07:14
● 2026-02-22 03:26:08
● 2026-03-26 18:40:04

○A91.199.247.352015-06-20 → 2016-01-28 · 4 obs

● 2015-06-20 07:05:04
● 2016-01-28 18:04:52
○ 2016-04-22 01:17:54
○ 2026-03-26 18:40:04

○A91.199.247.582016-04-22 → 2020-04-08 · 5 obs

○ 2016-01-28 18:04:52
● 2016-04-22 01:17:54
● 2020-04-08 16:07:14
○ 2026-02-22 03:26:08
○ 2026-03-26 18:40:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
schwimmschule.org	ns1087.ui-dns.de, ns1115.ui-dns.com, ns1018.ui-dns.org, ns1076.ui-dns.biz	2 records

✅ Authoritative Response

Server:217.160.82.115

NS records: ns1087.ui-dns.de, ns1115.ui-dns.com, ns1018.ui-dns.org, ns1076.ui-dns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schwimmschule.org (unsigned zone)

⏱️ Timing

Total: 591ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.77`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1087.ui-dns.de, ns1115.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	`ns1018.ui-dns.org hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1018.ui-dns.org, ns1018.ui-dns.org)

Analysis

IP Addresses

schwimmschule.org points to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.77.

Other host names such as putz-friedrich.de, psychologie-heute.net, wohnungsgenossenschaft-garbsen.de, spgsas.com and cisar-gmbh.ch share IP numbers with schwimmschule.org.

Name Servers

schwimmschule.org is delegated to four name servers: ns1076.ui-dns.biz, ns1115.ui-dns.com, ns1087.ui-dns.de and ns1018.ui-dns.org.

At least part of the name servers for schwimmschule.org are shared with other domains, for instance maibaum-mg.de, bollwein.de, paseadoradeperros.es, moonvalleystudios.com and owc-ca.com.