`dogcoursesonline.com`

DNSSEC	⚠️ Not signed
A	172.233.221.214^{🇺🇸 AKAMAI-LINODE-AP172.233.208.0/20 Akamai Technologies}
		PTR	`k8s-svc-lander-namesilo-us-ord-02.parklogic.net`
A	172.234.199.15^{🇺🇸 AKAMAI-LINODE-AP172.234.192.0/19 Akamai Technologies}
A	172.237.145.27^{🇺🇸 AKAMAI-LINODE-AP172.237.128.0/19 Akamai Technologies}
NS	`ns1.parklogic.com` ⭐
		A	2001:19f0:6000:39be:5400:6ff:fe0b:e907^{🇺🇸 AS-VULTR2001:19f0:6000::/38 Vultr Assigned Prefix}
		A	50.28.104.44^{🇺🇸 LiquidWeb-AZ50.28.96.0/19 LiquidWeb Inc West}
			PTR	`pistachio.parklogic.com`
		A	50.116.34.34^{🇺🇸 AKAMAI-LINODE-AP50.116.32.0/20 Akamai Technologies}
			PTR	`lemonade.parklogic.com`
		A	69.39.238.36^{🇺🇸 ASN-CQ-GIGENET69.39.224.0/20 GigENET Route}
			PTR	`sandstone1.parklogic.com`
		A	69.39.238.37^{🇺🇸 ASN-CQ-GIGENET69.39.224.0/20 GigENET Route}
			PTR	`sandstone2.parklogic.com`
		A	149.28.95.10^{🇺🇸 AS-VULTR149.28.64.0/19 Vultr Assigned Prefix}
			PTR	`149.28.95.10.vultrusercontent.com`
NS	`ns1.ns306.parklogic.com`
		A	172.233.128.105^{🇺🇸 AKAMAI-LINODE-AP172.233.128.0/19 Akamai Technologies}
			PTR	`dns-vip-namesilo-expired-us-lax-01.parklogic.net`
		A	172.237.150.41^{🇺🇸 AKAMAI-LINODE-AP172.237.128.0/19 Akamai Technologies}
			PTR	`dns-vip-namesilo-expired-us-ord-01.parklogic.net`
NS	`ns2.ns306.parklogic.com`
		A	66.42.120.24^{🇺🇸 AS-VULTR66.42.112.0/20 Vultr Assigned Prefix}
			PTR	`66-42-120-24.choopa.net`
		A	172.235.58.19^{🇺🇸 AKAMAI-LINODE-AP172.235.32.0/19 Akamai Technologies}
			PTR	`dns-vip-namesilo-expired-us-lax-02.parklogic.net`
		A	172.237.150.35^{🇺🇸 AKAMAI-LINODE-AP172.237.128.0/19 Akamai Technologies}
			PTR	`dns-vip-namesilo-expired-us-ord-02.parklogic.net`
MX	`mail.eye-mail.net` ⭐
		A	65.109.161.215^{🇫🇮 Hetzner65.109.0.0/16 HETZNER-DC}
			PTR	`mail.eye-mail.net`
		A	164.90.194.37^{🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean}
			PTR	`mail.eye-mail.net`
TXT	`v=spf1 ip6:fdec:ae16:fda7::/48 -all`
SOA	`ns1.parklogic.com`hostmaster@dogcoursesonline.com serial=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=1776078862

Subdomains

mail.dogcoursesonline.com

www.dogcoursesonline.com

Same first word

dogcoursesonline.com

DNS History

15 records (7 active, 8 former)

○NSbuy.internettraffic.com2016-01-03 → 2016-01-03 · 3 obs

● 2016-01-03 04:44:42
○ 2016-03-30 21:33:42
○ 2026-04-13 11:15:06

●NSns1.ns306.parklogic.com2026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

●NSns1.parklogic.com2026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

○NSns1.premiumsrbija.mystableservers.com2026-02-25 → 2026-03-08 · 5 obs

○ 2016-03-30 21:33:42
● 2026-02-25 15:11:16
● 2026-03-08 09:51:02
○ 2026-04-05 07:27:16
○ 2026-04-13 11:15:06

●NSns2.ns306.parklogic.com2026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

○NSns2.premiumsrbija.mystableservers.com2026-02-25 → 2026-03-08 · 5 obs

○ 2016-03-30 21:33:42
● 2026-02-25 15:11:16
● 2026-03-08 09:51:02
○ 2026-04-05 07:27:16
○ 2026-04-13 11:15:06

○NSsell.internettraffic.com2016-01-03 → 2016-01-03 · 3 obs

● 2016-01-03 04:44:42
○ 2016-03-30 21:33:42
○ 2026-04-13 11:15:06

○MXmail.dogcoursesonline.com2026-02-25 → 2026-03-08 · 4 obs

● 2026-02-25 15:11:16
● 2026-03-08 09:51:02
○ 2026-04-05 07:27:16
○ 2026-04-13 11:15:06

●MXmail.eye-mail.net2026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

○A142.132.183.1962026-02-25 → 2026-03-08 · 5 obs

○ 2016-03-30 21:33:42
● 2026-02-25 15:11:16
● 2026-03-08 09:51:02
○ 2026-04-05 07:27:16
○ 2026-04-13 11:15:06

●A172.233.221.2142026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

●A172.234.199.152026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

●A172.237.145.272026-04-05 → 2026-04-13 · 3 obs

○ 2026-03-08 09:51:02
● 2026-04-05 07:27:16
● 2026-04-13 11:15:06

○A69.172.201.2082016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-25 22:05:14
● 2016-01-03 04:44:42
○ 2016-03-30 21:33:42
○ 2026-04-13 11:15:06

○A74.220.199.62015-06-15 → 2015-10-25 · 4 obs

● 2015-06-15 20:32:22
● 2015-10-25 22:05:14
○ 2016-01-03 04:44:42
○ 2026-04-13 11:15:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...	-
dogcoursesonline.com	ns1.ns306.parklogic.com, ns2.ns306.parklogic.com	2 records

✅ Authoritative Response

Server:172.233.128.105

NS records: ns1.ns306.parklogic.com, ns2.ns306.parklogic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dogcoursesonline.com (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`172.237.145.27, 172.234.199.15...`
NS	2	`ns1.ns306.parklogic.com, ns2.ns306.parklogic.com`
MX	1	`mail.eye-mail.net (pri: 1)`
TXT	1	`v=spf1 ip6:fdec:ae16:fda7::/48 -all`
SOA	1	`ns1.parklogic.com hostmaster.dogcourseso`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.ns306.parklogic.com, ns2.ns306.parklogic.com)

Analysis

Hierarchy

dogcoursesonline.com is parent of mail.dogcoursesonline.com and www.dogcoursesonline.com.

IP Addresses

dogcoursesonline.com points to three IP numbers: 172.233.221.214, 172.234.199.15 and 172.237.145.27.

Other host names including roleafter.com, esl-org-online-2fa.sbs, litimetrics.com, globalfreepress.com and 823kjb.com share IP numbers with dogcoursesonline.com.

Name Servers

dogcoursesonline.com is delegated to three name servers: ns1.parklogic.com, ns1.ns306.parklogic.com and ns2.ns306.parklogic.com.

dogcoursesonline.com at least partially shares name servers with other domains, including cdn-3.w.atrsp.mx, www.nordvpn.io, mycryptocurrency24.com, a.ns.ipindia.org and fox-god999.com.

These name servers are often used together with ns2.parklogic.com.

Host names with six IP numbers: ns1.parklogic.com points to 2001:19f0:6000:39be:5400:6ff:fe0b:e907, 50.28.104.44, 50.116.34.34, 69.39.238.36, 69.39.238.37 and 149.28.95.10.

Host names with three IP numbers: ns2.ns306.parklogic.com points to 66.42.120.24, 172.235.58.19 and 172.237.150.35.

Host names with two IP numbers: ns1.ns306.parklogic.com points to 172.233.128.105 and 172.237.150.41.

Mail Servers

dogcoursesonline.com is handled by a single mail server, mail.eye-mail.net.

dogcoursesonline.com shares its mail server setup with other domains, including j-cn.com, balance-point.biz, dionym.com, rwkjoy.top and funspin.site.

mail.eye-mail.net points to two IPs: 65.109.161.215 and 164.90.194.37.

dogcoursesonline.com - robtex.com