`exchangesvr.sfwdb.org`

DNSSEC	⚠️ Not signed
A	65.144.183.189^{🇺🇸 AS20965.128.0.0/11}
		PTR	`exchange.sfwdb.org`

`sfwdb.org`

	DNSSEC	⚠️ Not signed
	A	65.144.183.189^{🇺🇸 AS20965.128.0.0/11}
	NS	`authns1.qwest.net` ⭐ ⚠️ Not in parent delegation
	NS	`authns1.centurylink.net` ⚠️ Not in zone NS records
	NS	`authns2.centurylink.net` ⚠️ Not in zone NS records
	NS	`authns2.qwest.net` ⚠️ Not in parent delegation
	MX	`sfwdb-org.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 ip4:65.144.183.189 include:spf.protection.outlook.com -all`
	TXT	`MS=ms53119175`
	SOA	`authns1.qwest.net`dns-admin@qwestip.net serial=2210109000

Previously MX for

sfwdb.org

careersourcesouthwestflorida.com

Same first word

exchangesvr.com

Similar names

servxchange.net

servxchange.com

vrexchanges.com

srvexchange.com

DNS History

3 records (1 active, 2 former)

○A40.132.69.22016-03-18 → 2016-07-13 · 5 obs

○ 2015-12-06 16:13:36
● 2016-03-18 13:36:52
● 2016-07-13 08:30:52
○ 2026-03-03 13:50:00
○ 2026-03-25 06:56:32

●A65.144.183.1892026-03-03 → 2026-03-25 · 3 obs

○ 2016-07-13 08:30:52
● 2026-03-03 13:50:00
● 2026-03-25 06:56:32

○A67.238.67.2172015-08-16 → 2015-12-06 · 4 obs

● 2015-08-16 04:52:06
● 2015-12-06 16:13:36
○ 2016-03-18 13:36:52
○ 2026-03-25 06:56:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
sfwdb.org	authns2.centurylink.net, authns1.centurylink.net	-

✅ Authoritative Response

Server:208.44.130.120

NS records: authns2.centurylink.net, authns1.centurylink.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfwdb.org (unsigned zone)

⏱️ Timing

Total: 480ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`65.144.183.189`

Analysis

IP Addresses

exchangesvr.sfwdb.org points to IP number 65.144.183.189.

Other host names, for example sfwdb.org and exchange.sfwdb.org, share IPs with exchangesvr.sfwdb.org.

exchangesvr.sfwdb.org - robtex.com