`custommathvideos.com`

DNSSEC	⚠️ Not signed
A	192.40.113.246^{🇺🇸 IHNETWORKS192.40.112.0/22 IHNetworks, LLC}
		PTR	`mail246.custommathvideos.com`
NS	`dns1.name-services.com` ⭐
		A	2604:4000:2800:2000:64:98:148:137^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns1.name-services.com`
		A	64.98.148.137^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns1.name-services.com`
NS	`dns2.name-services.com`
		A	2604:4000:0:d:216:40:47:201^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns2.name-services.com`
		A	216.40.47.201^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns2.name-services.com`
NS	`dns3.name-services.com`
		A	2604:4000:2800:2000:64:98:148:138^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns3.name-services.com`
		A	64.98.148.138^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns3.name-services.com`
NS	`dns4.name-services.com`
		A	2604:4000:0:d:216:40:47:202^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns4.name-services.com`
		A	216.40.47.202^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns4.name-services.com`
NS	`dns5.name-services.com`
		A	2604:4000:2800:2000:64:98:148:139^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns5.name-services.com`
		A	64.98.148.139^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns5.name-services.com`
SOA	`dns1.name-services.com`info@name-services.com serial=1569306383

`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

mail246.custommathvideos.com

DNS History

9 records (6 active, 3 former)

●NSdns1.name-services.com2026-03-23 → 2026-03-23 · 2 obs

○ 2019-03-23 19:03:58
● 2026-03-23 09:04:38

●NSdns2.name-services.com2026-03-23 → 2026-03-23 · 2 obs

○ 2019-03-23 19:03:58
● 2026-03-23 09:04:38

●NSdns3.name-services.com2026-03-23 → 2026-03-23 · 2 obs

○ 2019-03-23 19:03:58
● 2026-03-23 09:04:38

●NSdns4.name-services.com2026-03-23 → 2026-03-23 · 2 obs

○ 2019-03-23 19:03:58
● 2026-03-23 09:04:38

●NSdns5.name-services.com2026-03-23 → 2026-03-23 · 2 obs

○ 2019-03-23 19:03:58
● 2026-03-23 09:04:38

○NSns1.thunkitservices.com2015-08-01 → 2019-03-23 · 3 obs

● 2015-08-01 16:21:10
● 2019-03-23 19:03:58
○ 2026-03-23 09:04:38

○NSns2.thunkitservices.com2015-08-01 → 2019-03-23 · 3 obs

● 2015-08-01 16:21:10
● 2019-03-23 19:03:58
○ 2026-03-23 09:04:38

○MXcustommathvideos.com2015-08-01 → 2019-03-23 · 3 obs

● 2015-08-01 16:21:10
● 2019-03-23 19:03:58
○ 2026-03-23 09:04:38

●A192.40.113.2462015-08-01 → 2026-03-23 · 2 obs

● 2015-08-01 16:21:10
● 2026-03-23 09:04:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net...	-
custommathvideos.com	dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com...	10 records

✅ Authoritative Response

Server:216.40.47.201

NS records: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com, dns5.name-services.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for custommathvideos.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.40.113.246`
NS	5	`dns4.name-services.com, dns5.name-services.com...`
SOA	1	`dns1.name-services.com info.name-service`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (dns1.name-services.com, dns1.name-services.com, dns2.name-services.com...)

Analysis

Hierarchy

custommathvideos.com is the parent of mail246.custommathvideos.com.

IP Addresses

custommathvideos.com resolves to a single IP: 192.40.113.246.

Other host names share IP numbers with custommathvideos.com; for instance mail246.custommathvideos.com.

Name Servers

custommathvideos.com delegates to five name servers: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com and dns5.name-services.com.

custommathvideos.com shares some name servers with other domains, for example filetransfers02.net, btvkbc.com, soldatauction.com, austinmd.com and paretoconsult.com.

Host names with two IPs:

Host dns1.name-services.com has IPs 2604:4000:2800:2000:64:98:148:137 and 64.98.148.137.

Host dns2.name-services.com has IPs 2604:4000:0:d:216:40:47:201 and 216.40.47.201.

Host dns3.name-services.com has IPs 2604:4000:2800:2000:64:98:148:138 and 64.98.148.138.

Host dns4.name-services.com has IPs 2604:4000:0:d:216:40:47:202 and 216.40.47.202.

Host dns5.name-services.com has IPs 2604:4000:2800:2000:64:98:148:139 and 64.98.148.139.

custommathvideos.com - robtex.com