siebert-group.com - dns.ninja

`siebert-group.com`

DNSSEC	⚠️ Not signed
A	92.205.182.122^{🇫🇷 GODADDY-SXB92.205.176.0/21}
		PTR	`122.182.205.92.host.secureserver.net`
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 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	`ns.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 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	`ns.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`proxmox.siebert-group.com` ⭐
		A	213.135.7.75^{🇩🇪 INTERSAAR-AS213.135.0.0/19 intersaar GmbH Saarbruecken Germany}
			PTR	`mail-gw.siebert-group.com`
TXT	`v=spf1 a:proxmox.siebert-group.com ip4:213.135.7.76/32 include:spf.crsend.com...`
TXT	`o1qgiqadci45d7e957q17ob2ca`
TXT	`_sitelock-domain-validation=ddece687ea8dc8ce`
TXT	`MS=ms81578258`
SOA	`ns.udag.de`hostmaster@united-domains.de 2024-05-24 #20

`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=1781542620

Subdomains

www.siebert-group.com

eppelborn.siebert-group.com

server1.siebert-group.com

mail.siebert-group.com

mail-gw.siebert-group.com

proxmox.siebert-group.com

owa.siebert-group.com

Same first word

siebert-group.com

siebert-group.eu

DNS History

14 records (5 active, 9 former)

●NSns.udag.de2015-11-25 → 2026-06-15 · 3 obs

○ 2015-08-05 13:14:30
● 2015-11-25 00:01:50
● 2026-06-15 17:25:24

●NSns.udag.net2015-11-25 → 2026-06-15 · 3 obs

○ 2015-08-05 13:14:30
● 2015-11-25 00:01:50
● 2026-06-15 17:25:24

●NSns.udag.org2015-11-25 → 2026-06-15 · 3 obs

○ 2015-08-05 13:14:30
● 2015-11-25 00:01:50
● 2026-06-15 17:25:24

○NSns1.intersaar.de2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

○NSns2.intersaar.de2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

○NSns3.intersaar.de2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

○MXmail.siebert-group.com2015-11-25 → 2016-12-20 · 5 obs

○ 2015-08-05 13:14:30
● 2015-11-25 00:01:50
● 2016-12-20 21:23:08
○ 2026-02-25 21:53:36
○ 2026-06-15 17:25:24

○MXmx1.intersaar.de2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

○MXmx2.intersaar.de2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

●MXproxmox.siebert-group.com2026-02-25 → 2026-06-15 · 3 obs

○ 2016-12-20 21:23:08
● 2026-02-25 21:53:36
● 2026-06-15 17:25:24

○A213.135.13.1702015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 13:14:30
○ 2015-11-25 00:01:50
○ 2026-06-15 17:25:24

○A2a01:488:67:1000:253d:ca91:0:12016-03-07 → 2016-12-20 · 5 obs

○ 2015-11-25 00:01:50
● 2016-03-07 07:27:04
● 2016-12-20 21:23:08
○ 2026-02-25 21:53:36
○ 2026-06-15 17:25:24

○A37.61.202.1452015-11-25 → 2016-12-20 · 5 obs

○ 2015-08-05 13:14:30
● 2015-11-25 00:01:50
● 2016-12-20 21:23:08
○ 2026-02-25 21:53:36
○ 2026-06-15 17:25:24

●A92.205.182.1222026-02-25 → 2026-06-15 · 3 obs

○ 2016-12-20 21:23:08
● 2026-02-25 21:53:36
● 2026-06-15 17:25:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
siebert-group.com	ns.udag.de, ns.udag.net, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.net, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for siebert-group.com (unsigned zone)

⏱️ Timing

Total: 310ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.205.182.122`
NS	3	`ns.udag.de, ns.udag.org...`
MX	1	`proxmox.siebert-group.com (pri: 1)`
TXT	4	`v=spf1 a:proxmox.siebert-group.com ip4:2, o1qgiqadci45d7e957q17ob2ca...`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

Analysis

Hierarchy

Among the subdomains of siebert-group.com are www.siebert-group.com, eppelborn.siebert-group.com, server1.siebert-group.com, mail.siebert-group.com, mail-gw.siebert-group.com and a few other host names.

IP Addresses

siebert-group.com resolves to one IP address: 92.205.182.122.

www.siebert-group.com, 122.182.205.92.host.secureserver.net, siebert-solar.com and two other host names share IP numbers with siebert-group.com.

Name Servers

Three name servers are authoritative for siebert-group.com: ns.udag.de, ns.udag.net and ns.udag.org.

There is at least partial name server overlap between siebert-group.com and other domains — lern-fit.info, flexofficeagency.de, bonusfeature.de and two more among them.

ns.udag.de resolves to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253. ns.udag.net resolves to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253. ns.udag.org resolves to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253. All three hostnames point to two IP numbers each.

Mail Servers

Mail for siebert-group.com is handled by a single mail server, proxmox.siebert-group.com.

siebert-group.com uses an identical mail server configuration to several other domains — among them siebert-solar.com, lrd.de, siebert-nederland.nl and two more.

There is one IP number for proxmox.siebert-group.com: 213.135.7.75.