`siera.com`

DNSSEC	⚠️ Not signed
A	195.216.198.222^{🇩🇪 GM-AS195.216.198.0/23 GRASS-MERKUR GmbH & Co. KG}
NS	`ns1121.ui-dns.de` ⭐
		A	2607:f1c0:fe:53:185:132:32:121^{🇺🇸 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	`ns1121.ui-dns.de`
		A	217.160.80.121^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1121.ui-dns.de`
NS	`ns1069.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5245:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1069.ui-dns.com`
		A	217.160.82.69^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1069.ui-dns.com`
NS	`ns1093.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:535d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1093.ui-dns.org`
		A	217.160.83.93^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1093.ui-dns.org`
NS	`ns1097.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5161:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1097.ui-dns.biz`
		A	217.160.81.97^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1097.ui-dns.biz`
MX	`siera-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms50978212`
SOA	`ns1121.ui-dns.de`hostmaster@1und1.com 2017-06-01 #28

`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=1774653292

Same first word

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esair.com

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DNS History

12 records (6 active, 6 former)

○NSns1.parkingcrew.net2015-06-08 → 2020-02-03 · 4 obs

● 2015-06-08 02:52:44
● 2020-02-03 00:21:12
○ 2026-03-27 07:08:04
○ 2026-03-27 23:35:24

●NSns1069.ui-dns.com2026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

●NSns1093.ui-dns.org2026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

●NSns1097.ui-dns.biz2026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

●NSns1121.ui-dns.de2026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

○NSns2.parkingcrew.net2015-06-08 → 2020-02-03 · 4 obs

● 2015-06-08 02:52:44
● 2020-02-03 00:21:12
○ 2026-03-27 07:08:04
○ 2026-03-27 23:35:24

○MXmail.h-email.net2016-06-20 → 2020-02-03 · 4 obs

● 2016-06-20 22:24:58
● 2020-02-03 00:21:12
○ 2026-03-27 07:08:04
○ 2026-03-27 23:35:24

●MXsiera-com.mail.protection.outlook.com2026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

○A185.53.177.92015-06-08 → 2016-06-20 · 4 obs

● 2015-06-08 02:52:44
● 2016-06-20 22:24:58
○ 2017-02-14 14:27:18
○ 2026-03-27 23:35:24

○A185.53.178.92017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-20 22:24:58
● 2017-02-14 14:27:18
○ 2020-02-03 00:21:12
○ 2026-03-27 23:35:24

○A185.53.179.62020-02-03 → 2020-02-03 · 4 obs

○ 2017-02-14 14:27:18
● 2020-02-03 00:21:12
○ 2026-03-27 07:08:04
○ 2026-03-27 23:35:24

●A195.216.198.2222026-03-27 → 2026-03-27 · 3 obs

○ 2020-02-03 00:21:12
● 2026-03-27 07:08:04
● 2026-03-27 23:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
siera.com	ns1093.ui-dns.org, ns1097.ui-dns.biz, ns1121.ui-dns.de, ns1069.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.83.93

NS records: ns1093.ui-dns.org, ns1097.ui-dns.biz, ns1121.ui-dns.de, ns1069.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for siera.com (unsigned zone)

⏱️ Timing

Total: 678ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.216.198.222`
NS	4	`ns1121.ui-dns.de, ns1093.ui-dns.org...`
MX	1	`siera-com.mail.protection.outlook.com (p`
TXT	2	`MS=ms50978212, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1121.ui-dns.de hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1069.ui-dns.com, ns1069.ui-dns.com)

Analysis

IP Addresses

siera.com points to an IP address: 195.216.198.222.

other host names include tucherundpartner.de, www.seecon.de, mup-group.com, www.icp-ing.de and senate.eu; they share IP numbers with siera.com.

Name Servers

siera.com delegates to four name servers: ns1097.ui-dns.biz, ns1069.ui-dns.com, ns1121.ui-dns.de and ns1093.ui-dns.org.

siera.com at least partially shares name servers with other domains, for instance flavourfilms.com, hollandferienhaus-lissy.de, aquazealvr.com, nocrush.org and pm-haigerloch.de.

these name servers are commonly used with ns1121.ui-dns.biz, ns1121.ui-dns.com, ns1121.ui-dns.org, ns1093.ui-dns.biz, ns1093.ui-dns.com, ns1093.ui-dns.de, ns1069.ui-dns.org, ns1069.ui-dns.biz, ns1069.ui-dns.de and ns1097.ui-dns.com.

Host names with two IP numbers: ns1097.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5161:100 and 217.160.81.97; ns1069.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5245:100 and 217.160.82.69; ns1121.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:121 and 217.160.80.121; ns1093.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:535d:100 and 217.160.83.93.

Mail Servers

siera.com is handled by a single mail server, siera-com.mail.protection.outlook.com.

Hostname siera-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::9, 2a01:111:f403:ca09::20, 52.101.68.3, 52.101.68.29, 52.101.68.32 and 52.101.73.2.

siera.com - robtex.com

siera.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`siera.com`

`com`