`portfoliooptimierer.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	217.160.0.91^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`docks15.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:15^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks15.rzone.de`
		A	217.160.80.142^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks15.rzone.de`
NS	`shades06.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:133^{🇺🇸 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	`shades06.rzone.de`
		A	185.132.34.133^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades06.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks15.rzone.de`hostmaster@strato-rz.de 2025-06-06 #24

`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=1776434132

Same first word

portfoliooptimierer.com

DNS History

5 records (5 active, 0 former)

●NSdocks15.rzone.de2026-04-17 → 2026-04-17 · 2 obs

● 2026-04-17 14:04:26
● 2026-04-17 14:04:28

●NSshades06.rzone.de2026-04-17 → 2026-04-17 · 2 obs

● 2026-04-17 14:04:26
● 2026-04-17 14:04:28

●MXsmtpin.rzone.de2026-04-17 → 2026-04-17 · 2 obs

● 2026-04-17 14:04:26
● 2026-04-17 14:04:28

●A2001:8d8:100f:f000::2002026-04-17 → 2026-04-17 · 2 obs

● 2026-04-17 14:04:26
● 2026-04-17 14:04:28

●A217.160.0.912026-04-17 → 2026-04-17 · 2 obs

● 2026-04-17 14:04:26
● 2026-04-17 14:04:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net...	-
portfoliooptimierer.com	shades06.rzone.de, docks15.rzone.de	-

✅ Authoritative Response

Server:217.160.80.142

NS records: shades06.rzone.de, docks15.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for portfoliooptimierer.com (unsigned zone)

⏱️ Timing

Total: 553ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.91`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`shades06.rzone.de, docks15.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks15.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

portfoliooptimierer.com resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.91.

other host names including lemke-brew-systems.org, dsmithdesign.com, lassig-fashion.com, invensiting.com and abkmguzik.de share IP numbers with portfoliooptimierer.com.

Name Servers

portfoliooptimierer.com is delegated to two name servers docks15.rzone.de and shades06.rzone.de.

portfoliooptimierer.com shares the same name server setup as other domains, for instance stein-maler.de, (0x787878)tel.de, kriwi.com, caribicinseln.com and vet-praxismanagement.de.

portfoliooptimierer.com at least partially shares name servers with other domains, for instance geo-cam.com, flughafen-hannover.com, 1gs.de, mnenergy.de and stefanzi.com.

These name servers are commonly used with the following name servers: docks14.rzone.de, shades05.rzone.de, shades18.rzone.de, shades04.rzone.de, docks09.rzone.de, docks07.rzone.de, shades20.rzone.de, shades08.rzone.de, shades15.rzone.de and docks11.rzone.de.

Host names with two IP numbers:

The host name docks15.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:15 and 217.160.80.142; the host name shades06.rzone.de points to 2607:f1c0:fe:53:185:132:34:133 and 185.132.34.133.

Mail Servers

portfoliooptimierer.com is handled by a single mail server, smtpin.rzone.de.

portfoliooptimierer.com shares the same mail server setup as other domains, for instance korolita.com, mail.wilke-mediengruppe.de, golf-day.de, yuksel.nl and vfltt.de.

smtpin.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

portfoliooptimierer.com - robtex.com