`hostmaster.open-platform.org`

CNAME	`opxn.net`
DNSSEC	⚠️ Not signed
A	74.208.236.226^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		PTR	`74-208-236-226.elastic-ssl.ui-r.com`
NS	`ns51.1and1.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:501e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1030.ui-dns.de`
		A	217.160.80.30^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1030.ui-dns.de`
NS	`ns52.1and1.com`
		A	2001:8d8:fe:53:0:d9a0:511d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1029.ui-dns.biz`
		A	217.160.81.29^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1029.ui-dns.biz`
MX	`mx00.1and1.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.1and1.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
SOA	`ns51.1and1.com`hostmaster@1and1.com 2016-07-26 #0

`open-platform.org`

	DNSSEC	⚠️ Not signed
	A	66.96.149.1^{🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc}
	NS	`ns1.yourhostingaccount.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.mydomain.com` ⚠️ Not in zone NS records
	NS	`ns2.mydomain.com` ⚠️ Not in zone NS records
	NS	`ns2.yourhostingaccount.com` ⚠️ Not in parent delegation
	NS	`ns3.mydomain.com` ⚠️ Not in zone NS records
	NS	`ns4.mydomain.com` ⚠️ Not in zone NS records
	MX	`mx.open-platform.org` ⭐
	SOA	`ns1.yourhostingaccount.com`admin@yourhostingaccount.com 2012-11-21 #56

Same first word

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Similar names

DNS History

9 records (2 active, 7 former)

○NSns1.yourhostingaccount.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

○NSns2.yourhostingaccount.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

○NSns51.1and1.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

○NSns52.1and1.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

○MXmx00.1and1.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

○MXmx01.1and1.com2015-10-30 → 2016-04-21 · 3 obs

● 2015-10-30 03:30:56
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

●A66.96.163.1392015-06-21 → 2026-04-15 · 4 obs

● 2015-06-21 11:31:02
○ 2015-10-30 03:30:56
○ 2016-04-21 10:15:28
● 2026-04-15 19:26:30

○A74.208.58.412015-06-21 → 2016-04-21 · 3 obs

● 2015-06-21 11:31:02
● 2016-04-21 10:15:28
○ 2026-04-15 19:26:30

●CNAMEopxn.net2015-06-21 → 2026-04-15 · 2 obs

● 2015-06-21 11:31:02
● 2026-04-15 19:26:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
open-platform.org	ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com	-

✅ Authoritative Response

Server:172.64.53.76

NS records: ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-platform.org (unsigned zone)

⏱️ Timing

Total: 446ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`opxn.net`

Analysis

IP Addresses

hostmaster.open-platform.org resolves to a single IP: 74.208.236.226.

Other host names, for instance ccbeats.net, opxn.net, unimogusa.net, thundershare.net and tcbsystems.com share IP numbers with hostmaster.open-platform.org.

Name Servers

hostmaster.open-platform.org has two name servers: ns51.1and1.com and ns52.1and1.com.

hostmaster.open-platform.org shares the same name server setup as other domains, for example forcefamily.net, armoudian.com, obrienraymondfoundation.org, densercise.com and ckmooreart.com.

hostmaster.open-platform.org shares some name servers with other domains, for example jerniganswar.com, modestsage.com, hishaam.org, carlcherrycenter.org and flashers-direct.com.

these name servers are commonly used with ns-us.1and1-dns.com, ns-us.1and1-dns.de, ns-us.1and1-dns.org, ns-us.1and1-dns.us, ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.

Host names with two IP numbers:

ns51.1and1.com points to: 2001:8d8:fe:53:0:d9a0:501e:100 and 217.160.80.30; ns52.1and1.com points to: 2001:8d8:fe:53:0:d9a0:511d:100 and 217.160.81.29.

Mail Servers

hostmaster.open-platform.org is served by two mail servers: mx00.1and1.com and mx01.1and1.com.

hostmaster.open-platform.org shares the mail server setup with other domains, for example lubeexpresschico.com, hoopslip.com, istabelle.com, partist.com and s234233904.onlinehome.us.

hostmaster.open-platform.org shares some mail servers with other domains, at least partially; for instance jkltech.net, mail.magicwww.net, u24671047.onlinehome-server.com, lacubaeterna.com and diygaragecabinetsaustin.com.

Host names with a single IP:

mx00.1and1.com points to 74.208.5.3

mx01.1and1.com points to 74.208.5.21

hostmaster.open-platform.org - robtex.com