`professionalunderwriters.com`

DNSSEC	⚠️ Not signed
A	12.34.0.150^{🇺🇸 AS701812.0.0.0/9 12/8 lower half}
A	216.45.136.150^{🇺🇸 COMCAST-IBONE216.45.128.0/17 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
NS	`ns1.bluecat.dns.com` ⭐
NS	`ns1.bluecatdns.com`
		A	2400:cb00:2049:1::a29f:b4e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.78^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.bluecatdns.net`
		A	2400:cb00:2049:1::a29f:964^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.9.100^{Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.bluecatdns.org`
		A	2400:cb00:2049:1::a29f:afe^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.254^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mxa-00152a01.gslb.pphosted.com` ⭐
		A	67.231.156.22^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-00152a01.pphosted.com`
MX	`mxb-00152a01.gslb.pphosted.com` ⭐
		A	67.231.148.22^{🇺🇸 Proofpoint67.231.148.0/24 Inc.}
			PTR	`mx0a-00152a01.pphosted.com`
TXT	`MS=ms47039551`
TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all`
SOA	`ns1.bluecat.dns.com`domainregadmin@glatfelters.com serial=777848928

`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=1778601516

Same first word

professionalunderwriters.com

DNS History

14 records (8 active, 6 former)

●NSns1.bluecat.dns.com2026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

●NSns1.bluecatdns.com2026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

●NSns1.bluecatdns.net2026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

●NSns1.bluecatdns.org2026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

○NSns1.glatfelters.com2015-06-21 → 2018-11-21 · 4 obs

● 2015-06-21 22:32:36
● 2018-11-21 03:31:28
○ 2026-03-04 19:07:02
○ 2026-05-12 16:18:48

○NSns2.glatfelters.com2015-06-21 → 2018-11-21 · 4 obs

● 2015-06-21 22:32:36
● 2018-11-21 03:31:28
○ 2026-03-04 19:07:02
○ 2026-05-12 16:18:48

●MXmxa-00152a01.gslb.pphosted.com2015-06-21 → 2026-05-12 · 2 obs

● 2015-06-21 22:32:36
● 2026-05-12 16:18:48

●MXmxb-00152a01.gslb.pphosted.com2015-06-21 → 2026-05-12 · 2 obs

● 2015-06-21 22:32:36
● 2026-05-12 16:18:48

●A12.34.0.1502026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

○A12.34.0.2002018-11-21 → 2018-11-21 · 4 obs

○ 2017-01-13 00:27:32
● 2018-11-21 03:31:28
○ 2026-03-04 19:07:02
○ 2026-05-12 16:18:48

○A12.34.0.2372015-06-21 → 2017-01-13 · 4 obs

● 2015-06-21 22:32:36
● 2017-01-13 00:27:32
○ 2018-11-21 03:31:28
○ 2026-05-12 16:18:48

●A216.45.136.1502026-03-04 → 2026-05-12 · 3 obs

○ 2018-11-21 03:31:28
● 2026-03-04 19:07:02
● 2026-05-12 16:18:48

○A216.45.136.2002018-11-21 → 2018-11-21 · 4 obs

○ 2017-01-13 00:27:32
● 2018-11-21 03:31:28
○ 2026-03-04 19:07:02
○ 2026-05-12 16:18:48

○A216.45.136.2372015-06-21 → 2017-01-13 · 4 obs

● 2015-06-21 22:32:36
● 2017-01-13 00:27:32
○ 2018-11-21 03:31:28
○ 2026-05-12 16:18:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...	-
professionalunderwriters.com	ns1.bluecatdns.net, ns1.bluecatdns.com, ns1.bluecatdns.org	2 records

✅ Authoritative Response

Server:162.159.9.100

NS records: ns1.bluecatdns.net, ns1.bluecatdns.com, ns1.bluecatdns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professionalunderwriters.com (unsigned zone)

⏱️ Timing

Total: 665ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`12.34.0.150, 216.45.136.150`
NS	3	`ns1.bluecatdns.com, ns1.bluecatdns.org...`
MX	2	`mxa-00152a01.gslb.pphosted.com (pri: 10), mxb-00152a01.gslb.pphosted.com (pri: 10)`
TXT	2	`MS=ms47039551, v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p`
SOA	1	`ns1.bluecat.dns.com domainregadmin.glatf`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

professionalunderwriters.com resolves to two IP numbers: 12.34.0.150 and 216.45.136.150.

other host names including vfiscanada.ca, rsdis.com, ajga.com, saa-ins.com and glatfelteragency.com share IP numbers with professionalunderwriters.com.

Name Servers

professionalunderwriters.com is delegated to four name servers: ns1.bluecatdns.com, ns1.bluecatdns.net, ns1.bluecatdns.org and ns1.bluecat.dns.com.

professionalunderwriters.com at least partially shares name servers with other domains, for instance aiggeneral.co.nz, aigexecutiveliability.us, aig.fi, magellanprovidersux.org and travelguard.com.pl.

These name servers are commonly used alongside ns.cgi.ca, ns.cgi.com, ns4.incomm.com, ns1.f5clouddns.com, ns2.f5clouddns.com and hkns01.pruconnect.net.

Host names with two IP numbers:

ns1.bluecatdns.com points to: 2400:cb00:2049:1::a29f:b4e and 162.159.11.78.

ns1.bluecatdns.net points to: 2400:cb00:2049:1::a29f:964 and 162.159.9.100.

ns1.bluecatdns.org points to: 2400:cb00:2049:1::a29f:afe and 162.159.10.254.

Mail Servers

Two mail servers handle professionalunderwriters.com: mxa-00152a01.gslb.pphosted.com and mxb-00152a01.gslb.pphosted.com.

professionalunderwriters.com shares the same mail server setup as other domains, for instance vfis.com, glatfelterbrokerage.com, glatfelters.com, tga-ins.com and glatfelters.org.

Host names with one IP number:

mxa-00152a01.gslb.pphosted.com points to 67.231.156.22

mxb-00152a01.gslb.pphosted.com points to 67.231.148.22

professionalunderwriters.com - robtex.com