`proseries.courses`

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}
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}
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`
TXT	`v=spf1 -all`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2022-12-12 #1

`courses`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.courses` ⭐
	NS	`b.nic.courses`
	NS	`c.nic.courses`
	NS	`x.nic.courses`
	NS	`y.nic.courses`
	NS	`z.nic.courses`
	SOA	`a.nic.courses`admin@tldns.godaddy serial=1778805629

Same first word

Similar names

seriespro.com

sproeiers.be

sospriere.fr

sproeiers.eu

DNS History

5 records (5 active, 0 former)

●NSns1.markmonitor.com2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 15:57:08
● 2026-05-15 02:54:28

●NSns2.markmonitor.com2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 15:57:08
● 2026-05-15 02:54:28

●NSns3.markmonitor.com2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 15:57:08
● 2026-05-15 02:54:28

●NSns4.markmonitor.com2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 15:57:08
● 2026-05-15 02:54:28

●A99.83.176.462026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 15:57:08
● 2026-05-15 02:54:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	b.nic.courses, a.nic.courses, z.nic.courses, y.nic.courses...	12 records
proseries.courses	ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com	-

✅ Authoritative Response

Server:192.174.68.1

NS records: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proseries.courses (unsigned zone)

⏱️ Timing

Total: 2003ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`99.83.176.46`
NS	4	`ns1.markmonitor.com, ns2.markmonitor.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.nic.courses, y.nic.courses, x.nic.courses...)

Analysis

IP Addresses

proseries.courses resolves to one IP number: 99.83.176.46.

other host names including google-finance.net, paypal-x.tv, directandquixa.it, broadridfe.com and skrill-bill.org share IP numbers with proseries.courses.

Name Servers

proseries.courses is delegated to four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.

proseries.courses at least partially shares name servers with other domains, for instance audiblestudios.net, kharmafortax.com, learningforlife.net, paypal-wujinggou.com and agentsbancairesaxa.net.

These name servers are commonly used with ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names with two IP numbers:

ns1.markmonitor.com points to 2620:10a:80a8::1 and 149.112.160.1; ns2.markmonitor.com points to 2001:67c:10b8::1 and 176.97.158.1; ns3.markmonitor.com points to 2620:10a:80a9::1 and 149.112.161.1; ns4.markmonitor.com points to 2001:67c:1bc::1 and 192.174.68.1.

proseries.courses - robtex.com