`internetcheckup.org`

DNSSEC	⚠️ Not signed
A	99.83.176.46^{🇺🇸 Amazon99.83.176.0/20}
		PTR	`a44fc39dcd01d2028.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-160-1.defastlink.net`
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-161-1.defastlink.net`
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-160-2.defastlink.net`
NS	`ns6.markmonitor.com`
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com`
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-161-2.defastlink.net`
TXT	`v=spf1 -all`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2023-10-26 #1

`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=1773551953

Same first word

internetcheckup.com

internetcheckup.net

internetcheckup.org

DNS History

13 records (8 active, 5 former)

●NSns1.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

●NSns2.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

●NSns3.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

○NSns37.domaincontrol.com2015-05-31 → 2017-09-01 · 4 obs

● 2015-05-31 22:10:00
● 2017-09-01 21:16:24
○ 2026-03-19 02:21:52
○ 2026-03-23 13:20:34

○NSns38.domaincontrol.com2015-05-31 → 2017-09-01 · 4 obs

● 2015-05-31 22:10:00
● 2017-09-01 21:16:24
○ 2026-03-19 02:21:52
○ 2026-03-23 13:20:34

●NSns4.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

●NSns5.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

●NSns6.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

●NSns7.markmonitor.com2026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

○MXmailstore1.secureserver.net2015-05-31 → 2017-09-01 · 4 obs

● 2015-05-31 22:10:00
● 2017-09-01 21:16:24
○ 2026-03-19 02:21:52
○ 2026-03-23 13:20:34

○MXsmtp.secureserver.net2015-05-31 → 2017-09-01 · 4 obs

● 2015-05-31 22:10:00
● 2017-09-01 21:16:24
○ 2026-03-19 02:21:52
○ 2026-03-23 13:20:34

○A50.63.202.572015-05-31 → 2017-09-01 · 4 obs

● 2015-05-31 22:10:00
● 2017-09-01 21:16:24
○ 2026-03-19 02:21:52
○ 2026-03-23 13:20:34

●A99.83.176.462026-03-19 → 2026-03-23 · 3 obs

○ 2017-09-01 21:16:24
● 2026-03-19 02:21:52
● 2026-03-23 13:20:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
internetcheckup.org	ns3.markmonitor.com, ns5.markmonitor.com, ns1.markmonitor.com, ns7.markmonitor.com...	-

✅ Authoritative Response

Server:149.112.160.2

NS records: ns3.markmonitor.com, ns5.markmonitor.com, ns1.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com, ns4.markmonitor.com, ns6.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for internetcheckup.org (unsigned zone)

⏱️ Timing

Total: 661ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`99.83.176.46`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

Analysis

IP Addresses

internetcheckup.org points to a single IP number: 99.83.176.46.

Other host names, for instance ppbpaypal.com, carinsurancestatefarm.com, postbiotics101.org, streettracks.com and wework.rentals share IP numbers with internetcheckup.org.

Name Servers

internetcheckup.org is delegated to seven name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

internetcheckup.org at least partially shares name servers with other domains, for instance trekbikes.co.jp, javaware.com, talley.biz, bestwesternmojave.com and gotojamba.com.