`pendulumexercise.com`

DNSSEC	⚠️ Not signed
A	170.9.240.198^{🇺🇸 ORACLE-OCI-31898170.9.224.0/19 Oracle Corporation}
NS	`ns1.opensrsdns.com` ⭐
		A	64.71.139.151^{🇺🇸 HURRICANE64.71.128.0/18 Hurricane Electric 55 South Market St San Jose, CA}
NS	`ns1.fullmailbox.com` ⚠️ Not in zone NS records
		A	64.71.139.179^{🇺🇸 HURRICANE64.71.128.0/18 Hurricane Electric 55 South Market St San Jose, CA}
NS	`ns2.fullmailbox.com` ⚠️ Not in zone NS records
		A	104.129.170.196^{🇺🇸 TURNKEY-INTERNET104.129.170.0/24 TurnKey Internet Inc. 175 Old Loudon Rd Latham NY, 12110}
			PTR	`104-129-170-196.static.as40244.net`
MX	`mail.pendulumexercise.com` ⭐
		A	216.151.178.234
TXT	`v=spf1 ip4:70.42.254.0/24 ip4:64.74.172.0/24 ~all`
SOA	`ns1.opensrsdns.com`admin@opensrsdns.com 2016-01-12 #1

`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=1771291435

Subdomains

mail.pendulumexercise.com

Same first word

pendulumexercise.com

DNS History

12 records (5 active, 7 former)

○NSns1.colo.com2016-09-10 → 2017-06-17 · 5 obs

○ 2016-03-13 08:06:34
● 2016-09-10 17:38:30
● 2017-06-17 15:34:22
○ 2026-03-22 17:41:28
○ 2026-03-22 17:41:32

●NSns1.fullmailbox.com2026-03-22 → 2026-03-22 · 3 obs

○ 2017-06-17 15:34:22
● 2026-03-22 17:41:28
● 2026-03-22 17:41:32

●NSns1.opensrsdns.com2026-03-22 → 2026-03-22 · 3 obs

○ 2017-06-17 15:34:22
● 2026-03-22 17:41:28
● 2026-03-22 17:41:32

○NSns1.parkingcrew.net2016-03-13 → 2016-03-13 · 3 obs

● 2016-03-13 08:06:34
○ 2016-09-10 17:38:30
○ 2026-03-22 17:41:32

●NSns2.fullmailbox.com2026-03-22 → 2026-03-22 · 3 obs

○ 2017-06-17 15:34:22
● 2026-03-22 17:41:28
● 2026-03-22 17:41:32

○NSns2.parkingcrew.net2016-03-13 → 2016-03-13 · 3 obs

● 2016-03-13 08:06:34
○ 2016-09-10 17:38:30
○ 2026-03-22 17:41:32

○MXmail.h-email.net2016-03-13 → 2016-03-13 · 4 obs

○ 2015-12-15 07:25:04
● 2016-03-13 08:06:34
○ 2016-09-10 17:38:30
○ 2026-03-22 17:41:32

●MXmail.pendulumexercise.com2015-08-17 → 2026-03-22 · 5 obs

● 2015-08-17 16:10:04
● 2015-12-15 07:25:04
○ 2016-03-13 08:06:34
● 2016-09-10 17:38:30
● 2026-03-22 17:41:32

●A170.9.240.1982026-03-22 → 2026-03-22 · 3 obs

○ 2017-06-17 15:34:22
● 2026-03-22 17:41:28
● 2026-03-22 17:41:32

○A185.53.178.102016-03-13 → 2016-03-13 · 4 obs

○ 2015-12-15 07:25:04
● 2016-03-13 08:06:34
○ 2016-09-10 17:38:30
○ 2026-03-22 17:41:32

○A64.74.172.1252015-08-17 → 2015-12-15 · 4 obs

● 2015-08-17 16:10:04
● 2015-12-15 07:25:04
○ 2016-03-13 08:06:34
○ 2026-03-22 17:41:32

○A66.63.171.1252016-09-10 → 2017-06-17 · 5 obs

○ 2016-03-13 08:06:34
● 2016-09-10 17:38:30
● 2017-06-17 15:34:22
○ 2026-03-22 17:41:28
○ 2026-03-22 17:41:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pendulumexercise.com	ns1.fullmailbox.com, ns2.fullmailbox.com	2 records

✅ Authoritative Response

Server: 104.129.170.196

NS records: ns1.fullmailbox.com, ns2.fullmailbox.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pendulumexercise.com (unsigned zone)

⏱️ Timing

Total: 255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`170.9.240.198`
MX	1	`mail.pendulumexercise.com (pri: 10)`
TXT	1	`v=spf1 ip4:70.42.254.0/24 ip4:64.74.172.`
SOA	1	`ns1.opensrsdns.com admin.opensrsdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.fullmailbox.com, ns2.fullmailbox.com)

Analysis

Hierarchy

The parent of mail.pendulumexercise.com is pendulumexercise.com.

IP Addresses

pendulumexercise.com points to IP number: 170.9.240.198.

Other host names such as mx.rsitest.com, kostplan.com, netbiling.com, (0x706f726e)(0x736578)video.highschoolgirl.com and elpasopicture.com share IPs with pendulumexercise.com.

Name Servers

pendulumexercise.com is delegated to three name servers: ns1.fullmailbox.com, ns2.fullmailbox.com and ns1.opensrsdns.com.

pendulumexercise.com at least partially shares name servers with other domains, for instance pantainer.com, visaliacity.com, szshipping.com, wwwkid.com and barnesannoble.com.

These name servers are commonly used alongside ns2.opensrsdns.com, 70.42.254.112, ns1.cloudexchangedns.com, ns2.cloudexchangedns.com, ns1.synacortechnologies.com, ns2.synacortechnologies.com, ns3.synacortechnologies.com, ns4.synacortechnologies.com, ns1.moey.com and ns2.moey.com.

Host names with a single IP:

ns1.fullmailbox.com points to: 64.71.139.179.

ns2.fullmailbox.com points to: 104.129.170.196.

ns1.opensrsdns.com points to: 64.71.139.151.

Mail Servers

pendulumexercise.com is handled by a single mail server, mail.pendulumexercise.com.

mail.pendulumexercise.com points to a single IP: 216.151.178.234.

pendulumexercise.com - robtex.com