appliedcomputerscience.org - dns.ninja

`appliedcomputerscience.org`

DNSSEC	⚠️ Not signed
A	167.88.242.70^{🇺🇸 PSC-EXT167.88.240.0/20 Point Park University}
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}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
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}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
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}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
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}
			PTR	`eforward2.registrar-servers.com`
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}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
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}
			PTR	`eforward2.registrar-servers.com`
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}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1720399313

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1781533028

Previously MX for

appliedcomputerscience.org

Same first word

appliedcomputerscience.org

appliedcomputerscience.com

DNS History

20 records (8 active, 12 former)

●NSdns1.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

●NSdns2.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

○NSns-de.1and1-dns.biz2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○NSns-de.1and1-dns.com2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○NSns-de.1and1-dns.de2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○NSns-de.1and1-dns.org2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○MXappliedcomputerscience.org2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

●MXeforward1.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

●MXeforward2.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

●MXeforward3.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

●MXeforward4.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

●MXeforward5.registrar-servers.com2026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

○MXmx01.kundenserver.de2015-05-19 → 2016-12-13 · 4 obs

● 2015-05-19 23:00:34
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

●A167.88.242.702026-03-14 → 2026-06-15 · 3 obs

○ 2016-12-13 08:36:36
● 2026-03-14 12:29:42
● 2026-06-15 14:37:06

○A2001:8d8:1001:5080:6b9f:bc87:ab80:78222016-07-25 → 2016-12-13 · 5 obs

○ 2016-03-29 17:17:38
● 2016-07-25 01:07:20
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○A2001:8d8:1001:5080:9ff7:129c:8d9:c0162016-03-29 → 2016-03-29 · 4 obs

○ 2015-12-29 11:25:42
● 2016-03-29 17:17:38
○ 2016-07-25 01:07:20
○ 2026-06-15 14:37:06

○A2001:8d8:911:ea00::23:f1cd2015-05-19 → 2015-12-29 · 4 obs

● 2015-05-19 23:00:34
● 2015-12-29 11:25:42
○ 2016-03-29 17:17:38
○ 2026-06-15 14:37:06

○A217.160.122.2302016-07-25 → 2016-12-13 · 5 obs

○ 2016-03-29 17:17:38
● 2016-07-25 01:07:20
● 2016-12-13 08:36:36
○ 2026-03-14 12:29:42
○ 2026-06-15 14:37:06

○A217.160.222.782016-03-29 → 2016-03-29 · 4 obs

○ 2015-12-29 11:25:42
● 2016-03-29 17:17:38
○ 2016-07-25 01:07:20
○ 2026-06-15 14:37:06

○A82.165.27.1942015-05-19 → 2015-12-29 · 4 obs

● 2015-05-19 23:00:34
● 2015-12-29 11:25:42
○ 2016-03-29 17:17:38
○ 2026-06-15 14:37:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
appliedcomputerscience.org	dns2.registrar-servers.com, dns1.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.132.200

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for appliedcomputerscience.org (unsigned zone)

⏱️ Timing

Total: 402ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`167.88.242.70`
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

IP Addresses

appliedcomputerscience.org has exactly one IP address — 167.88.242.70.

Among others, www.pioneerpantry.org, pioneerpantry.org, host70.it.pointpark.edu and ireland.pointpark.edu resolve to the same IP numbers as appliedcomputerscience.org.

Name Servers

appliedcomputerscience.org uses two name servers for its delegation: dns1.registrar-servers.com and dns2.registrar-servers.com.

The name server configuration of appliedcomputerscience.org is shared with other domains, for instance potutug.pro, singula.co.uk, opponline.com.au and two others.

appliedcomputerscience.org has at least partial name server overlap with other domains, such as brandnew.rocks, smallwood.biz, minutemanordnance.com and two others.

These name servers tend to appear together with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

The two host names dns1.registrar-servers.com and dns2.registrar-servers.com each have a pair of IP addresses: dns1.registrar-servers.com has 156.154.132.200 and 2610:a1:1024::200, and dns2.registrar-servers.com has 156.154.133.200 and 2610:a1:1025::200.

Mail Servers

appliedcomputerscience.org is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by appliedcomputerscience.org are shared with other domains: minutemakernews.com, alvinma.com, pafikabtemagung.org and two others among them.

These mail servers often appear in conjunction with the mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward7.registrar-servers.com and eforward6.registrar-servers.com.

Host names resolving to a single IP address:

eforward1.registrar-servers.com has the IP address 162.255.118.51.

eforward2.registrar-servers.com has the IP address 162.255.118.52.

eforward3.registrar-servers.com has the IP address 162.255.118.51.

eforward4.registrar-servers.com has the IP address 162.255.118.52.

eforward5.registrar-servers.com has the IP address 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

Both eforward2.registrar-servers.com and eforward4.registrar-servers.com resolve to 162.255.118.52 IP addresses each.