🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`masteringgithub.com`

DNSSEC	⚠️ Not signed
A	2a02:4780:1d:2600:bf93:7f56:e6c2:93cd^{🇺🇸 IIHOS0012a02:4780:1d::/48 HOSTINGER US}
A	2a02:4780:22:4ec8:39b6:3a60:7c0:fea5^{🇺🇸 IIHOS0012a02:4780:22::/48 HOSTINGER US}
A	191.101.104.147^{🇺🇸 IIHOS001191.101.104.0/24 HOSTINGER US}
A	212.1.212.77^{🇺🇸 IIHOS001212.1.212.0/24}
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`
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	`openai-domain-verification=dv-Wkz4tBb10cCIlx9aFIyDzBhq`
TXT	`v=spf1 include:_spf.mail.hostinger.com ~all`
TXT	`google-site-verification=w3Kz_9GsLGUTR6sMhKNG2ACBCHfGusJ3L1E-sVEynAA`
SOA	`ns1.dns-parking.com`dns@hostinger.com 2026-09-24 #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=1790691899

Same first word

masteringgithub.com

Previous names

Next names

DNS History

24 records (8 active, 16 former)

●NSns1.dns-parking.com2026-08-29 → 2026-09-29 · 2 obs

● 2026-08-29 13:41:02
● 2026-09-29 14:37:46

●NSns2.dns-parking.com2026-08-29 → 2026-09-29 · 2 obs

● 2026-08-29 13:41:02
● 2026-09-29 14:37:46

●MXmx1.hostinger.com2026-08-29 → 2026-09-29 · 2 obs

● 2026-08-29 13:41:02
● 2026-09-29 14:37:46

●MXmx2.hostinger.com2026-08-29 → 2026-09-29 · 2 obs

● 2026-08-29 13:41:02
● 2026-09-29 14:37:46

○A185.77.97.82026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 13:41:02
○ 2026-09-04 09:15:34
○ 2026-09-29 14:37:46

●A191.101.104.1472026-09-29 → 2026-09-29 · 3 obs

○ 2026-09-08 11:24:36
● 2026-09-29 14:37:42
● 2026-09-29 14:37:46

○A191.101.104.1662026-09-05 → 2026-09-05 · 4 obs

○ 2026-09-04 09:15:34
● 2026-09-05 17:08:14
○ 2026-09-08 11:24:36
○ 2026-09-29 14:37:46

○A191.101.104.1932026-09-08 → 2026-09-08 · 4 obs

○ 2026-09-05 17:08:14
● 2026-09-08 11:24:36
○ 2026-09-29 14:37:42
○ 2026-09-29 14:37:46

○A191.101.104.402026-09-04 → 2026-09-04 · 4 obs

○ 2026-08-29 13:41:02
● 2026-09-04 09:15:34
○ 2026-09-05 17:08:14
○ 2026-09-29 14:37:46

○A195.35.60.1352026-09-05 → 2026-09-05 · 4 obs

○ 2026-09-04 09:15:34
● 2026-09-05 17:08:14
○ 2026-09-08 11:24:36
○ 2026-09-29 14:37:46

○A195.35.60.802026-09-08 → 2026-09-08 · 4 obs

○ 2026-09-05 17:08:14
● 2026-09-08 11:24:36
○ 2026-09-29 14:37:42
○ 2026-09-29 14:37:46

○A212.1.212.62026-09-04 → 2026-09-04 · 4 obs

○ 2026-08-29 13:41:02
● 2026-09-04 09:15:34
○ 2026-09-05 17:08:14
○ 2026-09-29 14:37:46

●A212.1.212.772026-09-29 → 2026-09-29 · 3 obs

○ 2026-09-08 11:24:36
● 2026-09-29 14:37:42
● 2026-09-29 14:37:46

●A2a02:4780:1d:2600:bf93:7f56:e6c2:93cd2026-09-29 → 2026-09-29 · 3 obs

○ 2026-09-08 11:24:36
● 2026-09-29 14:37:42
● 2026-09-29 14:37:46

○A2a02:4780:1d:ea9a:3225:161f:9570:7a262026-09-05 → 2026-09-05 · 4 obs

○ 2026-09-04 09:15:34
● 2026-09-05 17:08:14
○ 2026-09-08 11:24:36
○ 2026-09-29 14:37:46

○A2a02:4780:1e:c2e0:bdcf:a3dc:13db:547d2026-09-04 → 2026-09-04 · 4 obs

○ 2026-08-29 13:41:02
● 2026-09-04 09:15:34
○ 2026-09-05 17:08:14
○ 2026-09-29 14:37:46

○A2a02:4780:1e:ef11:2035:7e65:7389:fbfa2026-09-08 → 2026-09-08 · 4 obs

○ 2026-09-05 17:08:14
● 2026-09-08 11:24:36
○ 2026-09-29 14:37:42
○ 2026-09-29 14:37:46

○A2a02:4780:21:172f:1290:4ceb:80a:49332026-09-05 → 2026-09-05 · 4 obs

○ 2026-09-04 09:15:34
● 2026-09-05 17:08:14
○ 2026-09-08 11:24:36
○ 2026-09-29 14:37:46

○A2a02:4780:21:3cd0:22df:6303:408d:cb4d2026-09-08 → 2026-09-08 · 4 obs

○ 2026-09-05 17:08:14
● 2026-09-08 11:24:36
○ 2026-09-29 14:37:42
○ 2026-09-29 14:37:46

○A2a02:4780:21:6bc2:c927:249d:bf9c:35412026-09-04 → 2026-09-04 · 4 obs

○ 2026-08-29 13:41:02
● 2026-09-04 09:15:34
○ 2026-09-05 17:08:14
○ 2026-09-29 14:37:46

●A2a02:4780:22:4ec8:39b6:3a60:7c0:fea52026-09-29 → 2026-09-29 · 3 obs

○ 2026-09-08 11:24:36
● 2026-09-29 14:37:42
● 2026-09-29 14:37:46

○A2a02:4780:26:da80:d5e9:f668:c31c:eb832026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 13:41:02
○ 2026-09-04 09:15:34
○ 2026-09-29 14:37:46

○A2a02:4780:34:e206:4b81:7b:11b0:4c602026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 13:41:02
○ 2026-09-04 09:15:34
○ 2026-09-29 14:37:46

○A89.116.109.2132026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 13:41:02
○ 2026-09-04 09:15:34
○ 2026-09-29 14:37:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
masteringgithub.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 masteringgithub.com (unsigned zone)

⏱️ Timing

Total: 599ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`191.96.144.183, 191.101.104.159`
AAAA	2	`2a02:4780:22:4ec8:39b6:3a60:7c0:fea5, 2a02:4780:1d:2600:bf93:7f56:e6c2:93cd`
NS	2	`ns1.dns-parking.com, ns2.dns-parking.com`
MX	2	`mx1.hostinger.com (pri: 5), mx2.hostinger.com (pri: 10)`
TXT	3	`v=spf1 include:_spf.mail.hostinger.com ~, google-site-verification=w3Kz_9GsLGUTR6s...`
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

masteringgithub.com points to the four IP addresses 191.101.104.147, 212.1.212.77, 2a02:4780:1d:2600:bf93:7f56:e6c2:93cd and 2a02:4780:22:4ec8:39b6:3a60:7c0:fea5.

Among the host names that share IP numbers with masteringgithub.com are wcopasingapore.com, spaciosgroupinc.com, aestheticmedicine.shop and two others.

Name Servers

masteringgithub.com is delegated to two name servers: ns1.dns-parking.com and ns2.dns-parking.com.

masteringgithub.com has the same name server delegation as a number of other domains, such as cervo1421.com, summittechworld.com, nguonlucvietnam.vn and two more.

ns1.dns-parking.com and ns2.dns-parking.com each resolve to two IP addresses: ns1.dns-parking.com points to 162.159.24.201 and 2400:cb00:2049:1::a29f:18c9, while ns2.dns-parking.com points to 162.159.25.42 and 2400:cb00:2049:1::a29f:192a.

Mail Servers

The MX records for masteringgithub.com point to two mail servers: mx1.hostinger.com and mx2.hostinger.com.

masteringgithub.com has the same mail server arrangement as a number of other domains, for example tooramart.com, emcard.net, desk-and-tools.com and two more.

mx1.hostinger.com and mx2.hostinger.com each resolve to two IP addresses: 172.65.182.103 and 2606:4700:90:0:c1f8:f874:2386:b61f.

mx1.hostinger.com and mx2.hostinger.com are host names that each point to 2606:4700:90:0:c1f8:f874:2386:b61f IP addresses.

mx1.hostinger.com and mx2.hostinger.com are host names that each point to 172.65.182.103 IP addresses.

masteringgithub.com - robtex.com