rfeengineering.com - dns.ninja

`rfeengineering.com`

DNSSEC	⚠️ Not signed
A	209.239.116.52^{🇺🇸 AS30083209.239.112.0/20 STL DC}
		PTR	`vds1004x9.startdedicated.com`
NS	`ns1.bluehost.com` ⭐
		A	162.159.24.80^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.bluehost.com`
NS	`ns2.bluehost.com`
		A	162.159.25.175^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.bluehost.com`
MX	`rfeengineering-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr02cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::16^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00306.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.9.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	52.101.11.9^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr02cu00101.inbound.protection.outlook.com`
		A	52.101.40.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
MX	`ms49035865.msv1.invalid`^(32767)
TXT	`v=spf1 +a +mx +ip4:50.87.253.170 +ip4:50.87.188.52 +ip4:70.40.217.40 +include...`
SOA	`ns1.bluehost.com`root@box2201.bluehost.com 2023-07-09 #1

`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=1785466457

Same first word

rfeengineering.com

Similar names

refengineering.com

DNS History

10 records (5 active, 5 former)

●NSns1.bluehost.com2015-07-09 → 2026-07-31 · 2 obs

● 2015-07-09 09:12:20
● 2026-07-31 02:55:22

●NSns2.bluehost.com2015-07-09 → 2026-07-31 · 2 obs

● 2015-07-09 09:12:20
● 2026-07-31 02:55:22

○MXeast.smtp.exch090.serverdata.net2017-02-08 → 2017-02-08 · 4 obs

○ 2016-04-19 04:42:26
● 2017-02-08 05:09:10
○ 2020-02-18 01:40:34
○ 2026-07-31 02:55:22

●MXms49035865.msv1.invalid2020-02-18 → 2026-07-31 · 3 obs

○ 2017-02-08 05:09:10
● 2020-02-18 01:40:34
● 2026-07-31 02:55:22

●MXrfeengineering-com.mail.protection.outlook.com2020-02-18 → 2026-07-31 · 3 obs

○ 2017-02-08 05:09:10
● 2020-02-18 01:40:34
● 2026-07-31 02:55:22

○MXrfeengineering.com.inbound15.mxlogic.net2015-07-09 → 2016-04-19 · 4 obs

● 2015-07-09 09:12:20
● 2016-04-19 04:42:26
○ 2017-02-08 05:09:10
○ 2026-07-31 02:55:22

○MXrfeengineering.com.inbound15.mxlogicmx.net2015-07-09 → 2016-04-19 · 4 obs

● 2015-07-09 09:12:20
● 2016-04-19 04:42:26
○ 2017-02-08 05:09:10
○ 2026-07-31 02:55:22

○MXwest.smtp.exch090.serverdata.net2017-02-08 → 2017-02-08 · 4 obs

○ 2016-04-19 04:42:26
● 2017-02-08 05:09:10
○ 2020-02-18 01:40:34
○ 2026-07-31 02:55:22

●A209.239.116.522026-03-28 → 2026-07-31 · 3 obs

○ 2020-02-18 01:40:34
● 2026-03-28 15:25:10
● 2026-07-31 02:55:22

○A50.87.188.522015-07-09 → 2020-02-18 · 4 obs

● 2015-07-09 09:12:20
● 2020-02-18 01:40:34
○ 2026-03-28 15:25:10
○ 2026-07-31 02:55:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
rfeengineering.com	ns1.bluehost.com, ns2.bluehost.com	2 records

✅ Authoritative Response

Server:162.159.25.175

NS records: ns1.bluehost.com, ns2.bluehost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfeengineering.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.239.116.52`
NS	2	`ns1.bluehost.com, ns2.bluehost.com`
MX	2	`ms49035865.msv1.invalid (pri: 32767), rfeengineering-com.mail.protection.outlo`
TXT	1	`v=spf1 +a +mx +ip4:50.87.253.170 +ip4:50`
SOA	1	`ns1.bluehost.com root.box2201.bluehost.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)

Analysis

IP Addresses

rfeengineering.com directs to one IP number, which is 209.239.116.52.

There are other host names — static-ip-209-239-116-52.inaddr.ip-pool.com among them — that share IP numbers with rfeengineering.com.

Name Servers

DNS delegation for rfeengineering.com points to two name servers: ns1.bluehost.com and ns2.bluehost.com.

rfeengineering.com has the same name server delegation as a number of other domains, such as norcalsepa.com, thepublicscienceproject.com, sksca.org and two more.

At least some of rfeengineering.com's name servers are shared with other domains, for example pih.ddj.mybluehost.me and aztrail.com.

Each of ns1.bluehost.com and ns2.bluehost.com has one IP address: ns1.bluehost.com uses 162.159.24.80 and ns2.bluehost.com uses 162.159.25.175.

Mail Servers

The MX records for rfeengineering.com point to two mail servers: ms49035865.msv1.invalid and rfeengineering-com.mail.protection.outlook.com.

Host names resolving to 8 IP numbers:

rfeengineering-com.mail.protection.outlook.com has IP addresses 52.101.9.26, 52.101.11.9 and 52.101.40.2, plus 5 other.