`silkcourses.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2fce^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:aca7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.206^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.167^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`maxine.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maxine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maxine.ns.cloudflare.com`
		A	108.162.194.179^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	162.159.38.179^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
		A	172.64.34.179^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maxine.ns.cloudflare.com`
NS	`will.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`will.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c195^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`will.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2195^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`will.ns.cloudflare.com`
		A	108.162.193.149^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`will.ns.cloudflare.com`
		A	172.64.33.149^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`will.ns.cloudflare.com`
		A	173.245.59.149^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`will.ns.cloudflare.com`
MX	`mx1.hostinger.com` ⭐
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.hostinger.com`⁽¹⁰⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`v=spf1 include:_spf.mail.hostinger.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.206, 172.67.172.167
		IPv6 hints	2606:4700:3031::6815:2fce, 2606:4700:3037::ac43:aca7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=156, name=cloudflare-ech.com
SOA	`maxine.ns.cloudflare.com`dns@cloudflare.com serial=2408540271

`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=1784249107

Same first word

silkcourses.com

DNS History

14 records (8 active, 6 former)

●NSmaxine.ns.cloudflare.com2026-03-03 → 2026-07-17 · 2 obs

● 2026-03-03 23:24:46
● 2026-07-17 01:07:58

●NSwill.ns.cloudflare.com2026-03-03 → 2026-07-17 · 2 obs

● 2026-03-03 23:24:46
● 2026-07-17 01:07:58

●MXmx1.hostinger.com2026-03-03 → 2026-07-17 · 2 obs

● 2026-03-03 23:24:46
● 2026-07-17 01:07:58

●MXmx2.hostinger.com2026-03-03 → 2026-07-17 · 2 obs

● 2026-03-03 23:24:46
● 2026-07-17 01:07:58

●A104.21.47.2062026-03-03 → 2026-07-17 · 4 obs

● 2026-03-03 23:24:46
● 2026-05-07 13:59:02
○ 2026-06-14 23:25:44
● 2026-07-17 01:07:58

●A172.67.172.1672026-03-03 → 2026-07-17 · 4 obs

● 2026-03-03 23:24:46
● 2026-05-07 13:59:02
○ 2026-06-14 23:25:44
● 2026-07-17 01:07:58

○A188.114.96.02026-06-14 → 2026-06-14 · 3 obs

○ 2026-05-07 13:59:02
● 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

○A188.114.97.02026-06-14 → 2026-06-14 · 3 obs

○ 2026-05-07 13:59:02
● 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

●A2606:4700:3031::6815:2fce2026-07-17 → 2026-07-17 · 2 obs

○ 2026-06-14 23:25:44
● 2026-07-17 01:07:58

○A2606:4700:3032::6815:2fce2026-03-03 → 2026-05-07 · 4 obs

● 2026-03-03 23:24:46
● 2026-05-07 13:59:02
○ 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

○A2606:4700:3034::ac43:aca72026-03-03 → 2026-05-07 · 4 obs

● 2026-03-03 23:24:46
● 2026-05-07 13:59:02
○ 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

●A2606:4700:3037::ac43:aca72026-07-17 → 2026-07-17 · 2 obs

○ 2026-06-14 23:25:44
● 2026-07-17 01:07:58

○A2a06:98c1:3120::2026-06-14 → 2026-06-14 · 3 obs

○ 2026-05-07 13:59:02
● 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

○A2a06:98c1:3121::2026-06-14 → 2026-06-14 · 3 obs

○ 2026-05-07 13:59:02
● 2026-06-14 23:25:44
○ 2026-07-17 01:07:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
silkcourses.com	will.ns.cloudflare.com, maxine.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.179

NS records: will.ns.cloudflare.com, maxine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for silkcourses.com (unsigned zone)

⏱️ Timing

Total: 222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.47.206, 172.67.172.167`
AAAA	2	`2606:4700:3037::ac43:aca7, 2606:4700:3031::6815:2fce`
NS	2	`maxine.ns.cloudflare.com, will.ns.cloudflare.com`
MX	2	`mx2.hostinger.com (pri: 10), mx1.hostinger.com (pri: 5)`
TXT	1	`v=spf1 include:_spf.mail.hostinger.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`maxine.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (will.ns.cloudflare.com, will.ns.cloudflare.com, will.ns.cloudflare.com...)

Analysis

IP Addresses

silkcourses.com resolves to four IP addresses: 104.21.47.206, 172.67.172.167, 2606:4700:3031::6815:2fce and 2606:4700:3037::ac43:aca7.

redtv.com.cn, mail.blueridgemountainlife.com, tailwindis.com plus two other host names have IP numbers in common with silkcourses.com.

Name Servers

DNS delegation for silkcourses.com points to two name servers: maxine.ns.cloudflare.com and will.ns.cloudflare.com.

The name server configuration of silkcourses.com is shared with other domains, for instance alacalc.com, (0x6e756465)(0x7075737379).org, vestibularseriado.com.br and two others.

silkcourses.com shares at least some of its name servers with other domains, including afs.org.gr, hellasnews.tv, uie.es and two others.

These name servers are frequently seen alongside the name servers dawn.ns.cloudflare.com.

Hosts with 6 IP addresses each:

maxine.ns.cloudflare.com has IP addresses 108.162.194.179, 162.159.38.179 and 172.64.34.179, plus 3 other.

will.ns.cloudflare.com has IP addresses 108.162.193.149, 172.64.33.149 and 173.245.59.149, plus 3 other.

Mail Servers

silkcourses.com uses two mail servers, mx1.hostinger.com and mx2.hostinger.com.

The mail server setup of silkcourses.com matches that of other domains such as revaconbuildtech.com, adipolish.co.il, webaloon.com and two others.

silkcourses.com has mail servers in common with other domains — for example automatiktuer.de, diamondstudio.site and cohires.com.

mx1.hostinger.com resolves to 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f; mx2.hostinger.com resolves to the same two IP addresses: 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f.

Host names pointing to 2606:4700:90:0:c1f8:f874:2386:b61f IP addresses: mx1.hostinger.com and mx2.hostinger.com.

Host names pointing to 172.65.182.103 IP addresses: mx1.hostinger.com and mx2.hostinger.com.

silkcourses.com - robtex.com

silkcourses.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`silkcourses.com`

`com`