phdcomputing.net - dns.ninja

`phdcomputing.net`

DNSSEC	⚠️ Not signed
A	192.64.119.33^{🇺🇸 NAMCHEAP-PH192.64.119.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1676231213

`net`

	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=1782728290

Previously MX for

www.phdcomputing.net

phdcomputing.net

Subdomains

www.phdcomputing.net

Same first word

phdcomputing.net

DNS History

17 records (8 active, 9 former)

●NSdns1.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

○NSdns1.stabletransit.com2015-07-05 → 2016-02-23 · 4 obs

● 2015-07-05 08:07:04
● 2016-02-23 12:00:58
○ 2016-05-02 07:13:32
○ 2026-06-29 10:24:26

●NSdns2.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

○NSdns2.stabletransit.com2015-07-05 → 2016-02-23 · 4 obs

● 2015-07-05 08:07:04
● 2016-02-23 12:00:58
○ 2016-05-02 07:13:32
○ 2026-06-29 10:24:26

○NSns1.nlrs.jp2017-02-16 → 2017-02-16 · 4 obs

○ 2016-05-02 07:13:32
● 2017-02-16 10:36:18
○ 2026-02-22 21:58:06
○ 2026-06-29 10:24:26

○NSns2.nlrs.jp2017-02-16 → 2017-02-16 · 4 obs

○ 2016-05-02 07:13:32
● 2017-02-16 10:36:18
○ 2026-02-22 21:58:06
○ 2026-06-29 10:24:26

●MXeforward1.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

●MXeforward2.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

●MXeforward3.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

●MXeforward4.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

●MXeforward5.registrar-servers.com2026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

○MXmx1.emailsrvr.com2015-07-05 → 2016-02-23 · 4 obs

● 2015-07-05 08:07:04
● 2016-02-23 12:00:58
○ 2016-05-02 07:13:32
○ 2026-06-29 10:24:26

○MXmx2.emailsrvr.com2015-07-05 → 2016-02-23 · 4 obs

● 2015-07-05 08:07:04
● 2016-02-23 12:00:58
○ 2016-05-02 07:13:32
○ 2026-06-29 10:24:26

○MXphdcomputing.net2017-02-16 → 2017-02-16 · 4 obs

○ 2016-05-02 07:13:32
● 2017-02-16 10:36:18
○ 2026-02-22 21:58:06
○ 2026-06-29 10:24:26

○A173.203.217.262015-07-05 → 2016-02-23 · 4 obs

● 2015-07-05 08:07:04
● 2016-02-23 12:00:58
○ 2016-05-02 07:13:32
○ 2026-06-29 10:24:26

●A192.64.119.332026-02-22 → 2026-06-29 · 3 obs

○ 2017-02-16 10:36:18
● 2026-02-22 21:58:06
● 2026-06-29 10:24:26

○A210.158.237.1892017-02-16 → 2017-02-16 · 4 obs

○ 2016-05-02 07:13:32
● 2017-02-16 10:36:18
○ 2026-02-22 21:58:06
○ 2026-06-29 10:24:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
phdcomputing.net	dns1.registrar-servers.com, dns2.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for phdcomputing.net (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.64.119.33`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

Analysis

Hierarchy

www.phdcomputing.net is a subdomain of phdcomputing.net.

IP Addresses

phdcomputing.net resolves to one IP address: 192.64.119.33.

bookmeadj.com, efc.co, truckdriver.email and two other host names share IP numbers with phdcomputing.net.

Name Servers

DNS delegation for phdcomputing.net points to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

phdcomputing.net uses the same name servers as several other domains — among them flipper.deals, trueloo.com, swate.com and two more.

The name servers of phdcomputing.net overlap at least partially with those of other domains — among them sevencorners.insure, shapewire.com, blasfemy.com and two more.

The name servers dns4.registrar-servers.com, dns3.registrar-servers.com and dns5.registrar-servers.com are commonly seen alongside these name servers.

dns1.registrar-servers.com directs to 156.154.132.200 and 2610:a1:1024::200. dns2.registrar-servers.com directs to 156.154.133.200 and 2610:a1:1025::200. Each host name carries two IP addresses.

Mail Servers

Five mail servers handle phdcomputing.net: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

phdcomputing.net has at least partial mail server overlap with other domains such as 10north.us, toptacdung.com, 2aix.com and two more.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com are commonly paired with these mail servers.

Hosts with just one IP address:

eforward1.registrar-servers.com directs to 162.255.118.51.

eforward2.registrar-servers.com directs to 162.255.118.52.

eforward3.registrar-servers.com directs to 162.255.118.51.

eforward4.registrar-servers.com directs to 162.255.118.52.

eforward5.registrar-servers.com directs to 162.255.118.51.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.

Host names pointing to 162.255.118.52 IP addresses: eforward2.registrar-servers.com and eforward4.registrar-servers.com.