linuxbear.com - dns.ninja

`linuxbear.com`

DNSSEC	⚠️ Not signed
A	45.41.44.2^{🇺🇸 AS39950245.41.44.0/24 10 Creekview Dr SE Buffalo NY 14202 United States}
		PTR	`alpha-whm.valuehosted.com`
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`isla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
MX	`smtp.linuxbear.com` ⭐
		A	45.41.44.2^{🇺🇸 AS39950245.41.44.0/24 10 Creekview Dr SE Buffalo NY 14202 United States}
			PTR	`alpha-whm.valuehosted.com`
TXT	`google-site-verification=zXavif6yX51Xaw2-Rut46HQqL5WONTQCxCmRpA_t9Ok`
TXT	`v=spf1 +ip4:45.41.44.200 -all`
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2410382728

`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=1784946312

Previously MX for

mail.linuxbear.com

Subdomains

mail.linuxbear.com

smtp.linuxbear.com

Same first word

linuxbear.com

Similar names

brineluxa.com

alexbruni.ru

luxebrain.com

xunleibar.com

alexrubin.org

alexrubin.net

DNS History

16 records (4 active, 12 former)

●NSalex.ns.cloudflare.com2026-02-15 → 2026-07-25 · 3 obs

○ 2016-09-08 18:13:40
● 2026-02-15 00:52:20
● 2026-07-25 02:47:06

○NSalina.ns.cloudflare.com2015-12-19 → 2016-09-08 · 5 obs

○ 2015-10-04 03:27:04
● 2015-12-19 01:15:56
● 2016-09-08 18:13:40
○ 2026-02-15 00:52:20
○ 2026-07-25 02:47:06

●NSisla.ns.cloudflare.com2026-02-15 → 2026-07-25 · 3 obs

○ 2016-09-08 18:13:40
● 2026-02-15 00:52:20
● 2026-07-25 02:47:06

○NSns1.linuxbear.com2015-10-04 → 2015-10-04 · 3 obs

● 2015-10-04 03:27:04
○ 2015-12-19 01:15:56
○ 2026-07-25 02:47:06

○NSns2.linuxbear.com2015-10-04 → 2015-10-04 · 3 obs

● 2015-10-04 03:27:04
○ 2015-12-19 01:15:56
○ 2026-07-25 02:47:06

○NSs1.linuxbear.com2015-10-04 → 2015-10-04 · 3 obs

● 2015-10-04 03:27:04
○ 2015-12-19 01:15:56
○ 2026-07-25 02:47:06

○NStim.ns.cloudflare.com2015-12-19 → 2016-09-08 · 5 obs

○ 2015-10-04 03:27:04
● 2015-12-19 01:15:56
● 2016-09-08 18:13:40
○ 2026-02-15 00:52:20
○ 2026-07-25 02:47:06

○MXmail.linuxbear.com2015-10-04 → 2015-10-04 · 3 obs

● 2015-10-04 03:27:04
○ 2015-12-19 01:15:56
○ 2026-07-25 02:47:06

○MXmx.zoho.com2015-12-19 → 2016-09-08 · 5 obs

○ 2015-10-04 03:27:04
● 2015-12-19 01:15:56
● 2016-09-08 18:13:40
○ 2026-02-15 00:52:20
○ 2026-07-25 02:47:06

○MXmx2.zoho.com2015-12-19 → 2016-09-08 · 5 obs

○ 2015-10-04 03:27:04
● 2015-12-19 01:15:56
● 2016-09-08 18:13:40
○ 2026-02-15 00:52:20
○ 2026-07-25 02:47:06

●MXsmtp.linuxbear.com2026-02-15 → 2026-07-25 · 3 obs

○ 2016-09-08 18:13:40
● 2026-02-15 00:52:20
● 2026-07-25 02:47:06

○A104.236.101.1072016-09-08 → 2016-09-08 · 4 obs

○ 2016-03-22 05:13:20
● 2016-09-08 18:13:40
○ 2026-02-15 00:52:20
○ 2026-07-25 02:47:06

○A198.50.193.2012015-12-19 → 2015-12-19 · 4 obs

○ 2015-10-04 03:27:04
● 2015-12-19 01:15:56
○ 2016-03-22 05:13:20
○ 2026-07-25 02:47:06

○A198.50.234.1892016-03-22 → 2016-03-22 · 4 obs

○ 2015-12-19 01:15:56
● 2016-03-22 05:13:20
○ 2016-09-08 18:13:40
○ 2026-07-25 02:47:06

●A45.41.44.22026-02-15 → 2026-07-25 · 3 obs

○ 2016-09-08 18:13:40
● 2026-02-15 00:52:20
● 2026-07-25 02:47:06

○A69.30.199.1542015-10-04 → 2015-10-04 · 3 obs

● 2015-10-04 03:27:04
○ 2015-12-19 01:15:56
○ 2026-07-25 02:47:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
linuxbear.com	alex.ns.cloudflare.com, isla.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.119

NS records: alex.ns.cloudflare.com, isla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxbear.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.41.44.2`
NS	2	`alex.ns.cloudflare.com, isla.ns.cloudflare.com`
MX	1	`smtp.linuxbear.com (pri: 0)`
TXT	2	`google-site-verification=zXavif6yX51Xaw2, v=spf1 +ip4:45.41.44.200 -all`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (alex.ns.cloudflare.com, alex.ns.cloudflare.com, alex.ns.cloudflare.com...)

Analysis

Hierarchy

mail.linuxbear.com and smtp.linuxbear.com are both subdomains of linuxbear.com.

IP Addresses

linuxbear.com resolves to one IP address: 45.41.44.2.

creominddesigns.com, upload.sc, rocketshippers.net and two other host names share IP numbers with linuxbear.com.

Name Servers

linuxbear.com is served by two delegated name servers, alex.ns.cloudflare.com and isla.ns.cloudflare.com.

linuxbear.com uses the same name servers as several other domains — among them debinnenvaartkrant.nl, radawards.com, cerar.info and two more.

At least some of linuxbear.com's name servers are shared with other domains, for example ourjourney.church, spacemail.mx, 6117z.com and two more.

These name servers tend to be deployed in combination with the name servers nia.ns.cloudflare.com and abby.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

alex.ns.cloudflare.com carries IP addresses 108.162.193.100, 172.64.33.100 and 173.245.59.100, with 3 other addresses beyond those.

isla.ns.cloudflare.com carries IP addresses 108.162.192.119, 172.64.32.119 and 173.245.58.119, with 3 other addresses beyond those.

Mail Servers

Mail for linuxbear.com is handled by a single mail server, smtp.linuxbear.com.

There is one IP number for smtp.linuxbear.com: 45.41.44.2.