`smart-courses.com`

DNSSEC	⚠️ Not signed
A	2a02:4780:4a:597f:b9df:5d13:af82:1623^{🇨🇾 IIHOS0012a02:4780:4a::/48 HOSTINGER US}
A	2a02:4780:4c:44de:a349:e160:279d:fed9^{🇨🇾 IIHOS0012a02:4780:4c::/48 HOSTINGER US}
A	145.223.124.10^{🇳🇱 IIHOS001145.223.120.0/21 HOSTINGER US}
A	147.79.79.123^{🇺🇸 IIHOS001147.79.72.0/21 HOSTINGER US}
NS	`ns1.dns-parking.com` ⭐
		A	2400:cb00:2049:1::a29f:18c9^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.201^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dns-parking.com`
NS	`ns2.dns-parking.com`
		A	2400:cb00:2049:1::a29f:192a^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.25.42^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dns-parking.com`
SOA	`ns1.dns-parking.com`dns@hostinger.com 2026-03-19 #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=1774442122

Same first word

smart-courses.eu-central-1.elasticbeanstalk.com

smart-courses.com

DNS History

42 records (6 active, 36 former)

○NSns1.bluehost.com2015-07-25 → 2017-03-24 · 4 obs

● 2015-07-25 15:07:24
● 2017-03-24 21:04:14
○ 2020-03-11 21:11:18
○ 2026-03-25 12:37:14

●NSns1.dns-parking.com2026-02-15 → 2026-03-25 · 3 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
● 2026-03-25 12:37:14

○NSns11051.ztomy.com2020-03-11 → 2020-03-11 · 4 obs

○ 2017-03-24 21:04:14
● 2020-03-11 21:11:18
○ 2026-02-15 23:08:08
○ 2026-03-25 12:37:14

○NSns2.bluehost.com2015-07-25 → 2017-03-24 · 4 obs

● 2015-07-25 15:07:24
● 2017-03-24 21:04:14
○ 2020-03-11 21:11:18
○ 2026-03-25 12:37:14

●NSns2.dns-parking.com2026-02-15 → 2026-03-25 · 3 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
● 2026-03-25 12:37:14

○NSns21051.ztomy.com2020-03-11 → 2020-03-11 · 4 obs

○ 2017-03-24 21:04:14
● 2020-03-11 21:11:18
○ 2026-02-15 23:08:08
○ 2026-03-25 12:37:14

○MXmail.smart-courses.com2015-07-25 → 2017-03-24 · 4 obs

● 2015-07-25 15:07:24
● 2017-03-24 21:04:14
○ 2020-03-11 21:11:18
○ 2026-03-25 12:37:14

●A145.223.124.102026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-24 06:14:24
● 2026-03-25 12:37:14

○A145.223.124.1022026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-15 17:13:32
● 2026-03-23 06:22:16
○ 2026-03-23 11:48:18
○ 2026-03-25 12:37:14

○A145.223.124.202026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-15 23:08:08
● 2026-02-23 03:36:50
○ 2026-03-15 17:13:32
○ 2026-03-25 12:37:14

○A145.223.124.2402026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 11:48:18
● 2026-03-23 13:44:20
○ 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A145.223.124.2442026-02-15 → 2026-02-15 · 4 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
○ 2026-02-23 03:36:50
○ 2026-03-25 12:37:14

○A147.79.72.142026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-23 13:44:20
● 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A147.79.72.502026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 06:22:16
● 2026-03-23 11:48:18
○ 2026-03-23 13:44:20
○ 2026-03-25 12:37:14

○A147.79.72.622026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 03:36:50
● 2026-03-15 17:13:32
○ 2026-03-23 06:22:16
○ 2026-03-25 12:37:14

●A147.79.79.1232026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-24 06:14:24
● 2026-03-25 12:37:14

○A147.79.79.1442026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-15 23:08:08
● 2026-02-23 03:36:50
○ 2026-03-15 17:13:32
○ 2026-03-25 12:37:14

○A147.79.79.2322026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 11:48:18
● 2026-03-23 13:44:20
○ 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A147.79.79.52026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-15 17:13:32
● 2026-03-23 06:22:16
○ 2026-03-23 11:48:18
○ 2026-03-25 12:37:14

○A209.99.64.512020-03-11 → 2020-03-11 · 4 obs

○ 2017-03-24 21:04:14
● 2020-03-11 21:11:18
○ 2026-02-15 23:08:08
○ 2026-03-25 12:37:14

○A2a02:4780:4a:458e:2535:4a01:1c7f:baf2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-15 17:13:32
● 2026-03-23 06:22:16
○ 2026-03-23 11:48:18
○ 2026-03-25 12:37:14

○A2a02:4780:4a:537c:42cd:a184:ef0a:13bb2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 11:48:18
● 2026-03-23 13:44:20
○ 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

●A2a02:4780:4a:597f:b9df:5d13:af82:16232026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-24 06:14:24
● 2026-03-25 12:37:14

○A2a02:4780:4a:5b56:93ee:3bb:4951:b0e92026-02-15 → 2026-02-15 · 4 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
○ 2026-02-23 03:36:50
○ 2026-03-25 12:37:14

○A2a02:4780:4a:a3d7:ce98:4426:1d02:675e2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 06:22:16
● 2026-03-23 11:48:18
○ 2026-03-23 13:44:20
○ 2026-03-25 12:37:14

○A2a02:4780:4a:cde6:bf19:f06a:2f67:fd3f2026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 03:36:50
● 2026-03-15 17:13:32
○ 2026-03-23 06:22:16
○ 2026-03-25 12:37:14

○A2a02:4780:4a:f1f:2cf7:91a8:7a3e:9d182026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-15 23:08:08
● 2026-02-23 03:36:50
○ 2026-03-15 17:13:32
○ 2026-03-25 12:37:14

○A2a02:4780:4b:295:1ae:da63:1e84:d3102026-02-15 → 2026-02-15 · 4 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
○ 2026-02-23 03:36:50
○ 2026-03-25 12:37:14

○A2a02:4780:4b:3621:b82:aae8:e67c:22bb2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-15 17:13:32
● 2026-03-23 06:22:16
○ 2026-03-23 11:48:18
○ 2026-03-25 12:37:14

○A2a02:4780:4b:3d02:d392:c119:8fd3:32092026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-23 13:44:20
● 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A2a02:4780:4b:ca03:4e80:58c8:d530:ad032026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 03:36:50
● 2026-03-15 17:13:32
○ 2026-03-23 06:22:16
○ 2026-03-25 12:37:14

●A2a02:4780:4c:44de:a349:e160:279d:fed92026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-24 06:14:24
● 2026-03-25 12:37:14

○A2a02:4780:4c:8455:7ae0:1fce:1054:439d2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 06:22:16
● 2026-03-23 11:48:18
○ 2026-03-23 13:44:20
○ 2026-03-25 12:37:14

○A2a02:4780:4d:5d26:a2e9:5c46:a553:19e02026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-15 23:08:08
● 2026-02-23 03:36:50
○ 2026-03-15 17:13:32
○ 2026-03-25 12:37:14

○A2a02:4780:4d:919a:f868:6adf:c8b4:d80d2026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-23 13:44:20
● 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A2a02:4780:4d:c1b0:84b3:c45:3876:cb432026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 11:48:18
● 2026-03-23 13:44:20
○ 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A50.87.193.2072015-07-25 → 2017-03-24 · 4 obs

● 2015-07-25 15:07:24
● 2017-03-24 21:04:14
○ 2020-03-11 21:11:18
○ 2026-03-25 12:37:14

○A88.223.87.1142026-03-15 → 2026-03-15 · 4 obs

○ 2026-02-23 03:36:50
● 2026-03-15 17:13:32
○ 2026-03-23 06:22:16
○ 2026-03-25 12:37:14

○A88.223.87.162026-02-15 → 2026-02-15 · 4 obs

○ 2020-03-11 21:11:18
● 2026-02-15 23:08:08
○ 2026-02-23 03:36:50
○ 2026-03-25 12:37:14

○A88.223.87.2092026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-23 13:44:20
● 2026-03-24 06:14:24
○ 2026-03-25 12:37:14

○A88.223.87.2502026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-23 06:22:16
● 2026-03-23 11:48:18
○ 2026-03-23 13:44:20
○ 2026-03-25 12:37:14

○PTRns11051.ztomy.com2020-03-11 → 2026-02-15 · 4 obs

● 2020-03-11 21:11:18
● 2026-02-15 23:08:08
○ 2026-02-23 03:36:50
○ 2026-03-25 12:37:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smart-courses.com	ns1.dns-parking.com, ns2.dns-parking.com	4 records

✅ Authoritative Response

Server:162.159.25.42

NS records: ns1.dns-parking.com, ns2.dns-parking.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-courses.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`147.79.79.226, 145.223.124.157`
AAAA	2	`2a02:4780:4c:999c:7f4f:b642:b85b:d658, 2a02:4780:4a:8b21:fe6:4c04:d966:3967`
NS	2	`ns2.dns-parking.com, ns1.dns-parking.com`
SOA	1	`ns1.dns-parking.com dns.hostinger.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.dns-parking.com, ns1.dns-parking.com, ns2.dns-parking.com...)

Analysis

IP Addresses

smart-courses.com maps to four IP numbers: 2a02:4780:4a:597f:b9df:5d13:af82:1623, 2a02:4780:4c:44de:a349:e160:279d:fed9, 145.223.124.10 and 147.79.79.123.

Other host names, for instance blitlab.com, stradaxone.site, kollurmookambikatemple.org, pool-about.gr and labsolutionindia.com share IP numbers with smart-courses.com.

Name Servers

Two name servers ns1.dns-parking.com and ns2.dns-parking.com handle delegation for smart-courses.com.

smart-courses.com uses the same name server setup as other domains, for example upmylife.net, solusiev.co.id, touringjoy.com, 180-realestate.com and activcirk.com.

smart-courses.com shares name servers with other domains at least in part, for instance hygiency.com.

Host names with two IP numbers:

ns1.dns-parking.com points to: 2400:cb00:2049:1::a29f:18c9 and 162.159.24.201

ns2.dns-parking.com points to: 2400:cb00:2049:1::a29f:192a and 162.159.25.42

smart-courses.com - robtex.com