phdcon.com - dns.ninja

`phdcon.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:d826^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3306^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.6^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.38^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cortney.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c057^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cortney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2057^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cortney.ns.cloudflare.com`
		A	108.162.192.87^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	172.64.32.87^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	173.245.58.87^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
NS	`dan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dan.ns.cloudflare.com`
		A	108.162.193.108^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	172.64.33.108^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	173.245.59.108^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
MX	`phdcon-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`
TXT	`MS=3536924ABB9EEC20641CDD40BAA4ABC60731853E`
TXT	`MS=ms44448988`
TXT	`facebook-domain-verification=q8g2o8wxsf8va9l027f1bbg2j0mqot`
TXT	`google-site-verification=BSuzxetRpWcutTXk44r1bWWHbzPlwccrGs7YIV59Xfc`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.6, 172.67.216.38
		IPv6 hints	2606:4700:3035::ac43:d826, 2606:4700:3036::6815:3306
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=38, name=cloudflare-ech.com
SOA	`cortney.ns.cloudflare.com`dns@cloudflare.com serial=2412125277

`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=1786720224

Same first word

phdcon.com

Similar names

hopcdn.com

pohcdn.com

cdnhop.net

cdnhop.com

nhpdoc.com

nhcopd.org

DNS History

20 records (7 active, 13 former)

●NScortney.ns.cloudflare.com2026-04-25 → 2026-08-14 · 3 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-08-14 15:15:32

●NSdan.ns.cloudflare.com2026-04-25 → 2026-08-14 · 3 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-08-14 15:15:32

○NSns71.domaincontrol.com2026-02-25 → 2026-04-13 · 5 obs

○ 2017-02-06 19:47:40
● 2026-02-25 01:10:38
● 2026-04-13 19:10:06
○ 2026-04-25 07:18:38
○ 2026-08-14 15:15:32

○NSns72.domaincontrol.com2026-02-25 → 2026-04-13 · 5 obs

○ 2017-02-06 19:47:40
● 2026-02-25 01:10:38
● 2026-04-13 19:10:06
○ 2026-04-25 07:18:38
○ 2026-08-14 15:15:32

○NSpdns05.domaincontrol.com2015-08-05 → 2017-02-06 · 4 obs

● 2015-08-05 12:12:14
● 2017-02-06 19:47:40
○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

○NSpdns06.domaincontrol.com2015-08-05 → 2017-02-06 · 4 obs

● 2015-08-05 12:12:14
● 2017-02-06 19:47:40
○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

○MXmx1.emailsrvr.com2016-02-27 → 2017-02-06 · 5 obs

○ 2015-11-26 20:56:36
● 2016-02-27 11:01:44
● 2017-02-06 19:47:40
○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

○MXmx2.emailsrvr.com2016-02-27 → 2017-02-06 · 5 obs

○ 2015-11-26 20:56:36
● 2016-02-27 11:01:44
● 2017-02-06 19:47:40
○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

○MXphdcon-com.mail.eo.outlook.com2015-08-05 → 2015-11-26 · 4 obs

● 2015-08-05 12:12:14
● 2015-11-26 20:56:36
○ 2016-02-27 11:01:44
○ 2026-08-14 15:15:32

●MXphdcon-com.mail.protection.outlook.com2026-02-25 → 2026-08-14 · 3 obs

○ 2017-02-06 19:47:40
● 2026-02-25 01:10:38
● 2026-08-14 15:15:32

●A104.21.51.62026-04-25 → 2026-08-14 · 3 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-08-14 15:15:32

○A108.176.105.212026-02-25 → 2026-08-14 · 2 obs

○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

●A172.67.216.382026-04-25 → 2026-08-14 · 3 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-08-14 15:15:32

○A216.220.236.2542015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 12:12:14
○ 2015-11-26 20:56:36
○ 2026-08-14 15:15:32

○A2606:4700:3031::6815:33062026-04-25 → 2026-06-09 · 5 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-06-09 11:09:44
○ 2026-07-07 23:59:34
○ 2026-08-14 15:15:32

○A2606:4700:3033::ac43:d8262026-04-25 → 2026-06-09 · 5 obs

○ 2026-04-13 19:10:06
● 2026-04-25 07:18:38
● 2026-06-09 11:09:44
○ 2026-07-07 23:59:34
○ 2026-08-14 15:15:32

●A2606:4700:3035::ac43:d8262026-07-07 → 2026-08-14 · 3 obs

○ 2026-06-09 11:09:44
● 2026-07-07 23:59:34
● 2026-08-14 15:15:32

●A2606:4700:3036::6815:33062026-07-07 → 2026-08-14 · 3 obs

○ 2026-06-09 11:09:44
● 2026-07-07 23:59:34
● 2026-08-14 15:15:32

○A4.255.42.1732026-02-25 → 2026-04-13 · 5 obs

○ 2017-02-06 19:47:40
● 2026-02-25 01:10:38
● 2026-04-13 19:10:06
○ 2026-04-25 07:18:38
○ 2026-08-14 15:15:32

○A72.65.120.1302015-11-26 → 2017-02-06 · 5 obs

○ 2015-08-05 12:12:14
● 2015-11-26 20:56:36
● 2017-02-06 19:47:40
○ 2026-02-25 01:10:38
○ 2026-08-14 15:15:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
phdcon.com	dan.ns.cloudflare.com, cortney.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.108

NS records: dan.ns.cloudflare.com, cortney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for phdcon.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.216.38, 104.21.51.6`
AAAA	2	`2606:4700:3035::ac43:d826, 2606:4700:3036::6815:3306`
NS	2	`cortney.ns.cloudflare.com, dan.ns.cloudflare.com`
MX	1	`phdcon-com.mail.protection.outlook.com (`
TXT	5	`MS=3536924ABB9EEC20641CDD40BAA4ABC607318, MS=ms44448988...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cortney.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

phdcon.com has four IP addresses: 104.21.51.6, 172.67.216.38, 2606:4700:3035::ac43:d826 and 2606:4700:3036::6815:3306.

Two other host names, along with xshj53z.e8rtpxbe.com, thinc-israel.org and kkzb.net, also share IP numbers with phdcon.com.

Name Servers

DNS delegation for phdcon.com points to two name servers: cortney.ns.cloudflare.com and dan.ns.cloudflare.com.

phdcon.com shares its NS records with other domains, for example 3dequipment.net, hardhatjobs.com, greenbear420.com and two others.

phdcon.com partially shares its NS delegation with several other domains, including kuailink.de, globalfootprints.org, cinema-(0x736578).com and two others.

These name servers often co-occur with the name servers brett.ns.cloudflare.com.

DNS names with 6 IP addresses:

cortney.ns.cloudflare.com has IP addresses 108.162.192.87, 172.64.32.87 and 173.245.58.87, plus 3 other.

dan.ns.cloudflare.com has IP addresses 108.162.193.108, 172.64.33.108 and 173.245.59.108, plus 3 other.

Mail Servers

The sole mail server for phdcon.com is phdcon-com.mail.protection.outlook.com.

With 8 IP addresses total, phdcon-com.mail.protection.outlook.com resolves to 52.101.8.42, 52.101.10.5, 52.101.50.7 and 5 others.