`bigsistertrainings.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	217.160.0.49^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`shades18.rzone.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:145^{🇺🇸 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	`shades18.rzone.de`
		A	185.132.34.145^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades18.rzone.de`
NS	`docks18.rzone.de`
		A	2001:8d8:fe:53:5747:2a74:d:18^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks18.rzone.de`
		A	217.160.80.145^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks18.rzone.de`
MX	`smtp.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::2097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.98^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtp.rzone.de`
SOA	`shades18.rzone.de`hostmaster@strato-rz.de 2026-04-16 #91

`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=1778751176

Same first word

bigsistertrainings.com

DNS History

10 records (5 active, 5 former)

●NSdocks18.rzone.de2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 09:54:32
● 2026-05-14 09:54:34

○NSnsn1.mijndomein.nl2026-05-14 → 2026-05-14 · 2 obs

○ 2026-05-14 09:54:32
○ 2026-05-14 09:54:34

○NSnsn2.mijndomein.nl2026-05-14 → 2026-05-14 · 2 obs

○ 2026-05-14 09:54:32
○ 2026-05-14 09:54:34

●NSshades18.rzone.de2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 09:54:32
● 2026-05-14 09:54:34

○MXmx1.mijndomein.nl2026-05-14 → 2026-05-14 · 2 obs

○ 2026-05-14 09:54:32
○ 2026-05-14 09:54:34

○MXmx2.mijndomein.nl2026-05-14 → 2026-05-14 · 2 obs

○ 2026-05-14 09:54:32
○ 2026-05-14 09:54:34

●MXsmtp.rzone.de2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 09:54:32
● 2026-05-14 09:54:34

○A198.202.211.12026-05-14 → 2026-05-14 · 2 obs

○ 2026-05-14 09:54:32
○ 2026-05-14 09:54:34

●A2001:8d8:100f:f000::2002026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 09:54:32
● 2026-05-14 09:54:34

●A217.160.0.492026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 09:54:32
● 2026-05-14 09:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bigsistertrainings.com	docks18.rzone.de, shades18.rzone.de	-

✅ Authoritative Response

Server:217.160.80.145

NS records: docks18.rzone.de, shades18.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigsistertrainings.com (unsigned zone)

⏱️ Timing

Total: 1080ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.49`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`shades18.rzone.de, docks18.rzone.de`
MX	1	`smtp.rzone.de (pri: 5)`
SOA	1	`shades18.rzone.de hostmaster.strato-rz.d`

Analysis

IP Addresses

Two IP numbers are pointed to by bigsistertrainings.com: 2001:8d8:100f:f000::200 and 217.160.0.49.

other host names include city-fotomarkt.de, 3dsecure.fr, lumido.de, sophrologie-arles.com and hexenfamilie.de; they share IP numbers with bigsistertrainings.com.

Name Servers

Two name servers docks18.rzone.de and shades18.rzone.de handle the delegation for bigsistertrainings.com.

bigsistertrainings.com shares the same name server setup as other domains, for instance proindustria.eu, nordseehotelborkum.de, frank-a-reinhardt.com, hoerspielstation.de and frank-gebauer.com.

bigsistertrainings.com at least partially shares name servers with other domains, for instance lebensende.de, will-i.net, nollau-roessler.de, huma-air.com and e-diva.de.

these name servers are commonly used with shades11.rzone.de, shades07.rzone.de, docks03.rzone.de, docks09.rzone.de, shades08.rzone.de, shades06.rzone.de, shades10.rzone.de, shades15.rzone.de, docks06.rzone.de and docks15.rzone.de.

Host names with two IP numbers:

docks18.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:18 and 217.160.80.145.

shades18.rzone.de points to 2607:f1c0:fe:53:185:132:34:145 and 185.132.34.145.

Mail Servers

bigsistertrainings.com is handled by a single mail server, smtp.rzone.de.

bigsistertrainings.com uses the same mail server setup as other domains, for instance waterdag.nl, mail.neptunis.nl, nolvido.org, flowklimaatservice.nl and rowini.nl.

smtp.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

bigsistertrainings.com - robtex.com