sequentlearning.com - dns.ninja

`sequentlearning.com`

DNSSEC	⚠️ Not signed
A	141.193.213.10^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
A	141.193.213.11^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
NS	`dns101.register.com` ⭐
		A	162.159.24.117^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns102.register.com`
		A	162.159.25.158^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`google-site-verification=cdEEDErxs1eyHMutzEluzPZNP1gpEgZCVBE_wWK3BX0`
TXT	`v=DMARC1; p=none;`
TXT	`google-site-verification=-h62uShZE52uQiNB15F6lSDxOJFP3o7eSPBmAGYhpyQ`
TXT	`google-site-verification=e2seRAx3PzAo3d390lmEw70eFfQTwqa2XUlShgcfL5o`
TXT	`google-site-verification=qlFuCeGbUoZdxvDEacZPT_XeJmiygFfvxh5iOqTgLFI`
TXT	`google-site-verification=3sJTOOWwa5jwKBdZScPaVs3rdV4lfwczciaDaN0W6Fo`
TXT	`openai-domain-verification=dv-eQWHQuh0wQD88y2Gfqf1rNGy`
TXT	`v=spf1 include:_spf.google.com include:5182015.spf05.hubspotemail.net`
SOA	`DNS101.REGISTER.com`root@REGISTER.com serial=126051420

`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=1782890501

PTR for

206.30.78.208.in-addr.arpa

Subdomains

landing.sequentlearning.com

Same first word

sequentlearning.com

DNS History

14 records (9 active, 5 former)

○NSdns010.d.register.com2015-08-21 → 2016-08-12 · 5 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2016-08-12 21:12:56
○ 2026-04-15 05:19:28
○ 2026-07-01 07:34:16

○NSdns017.c.register.com2015-08-21 → 2016-08-12 · 5 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2016-08-12 21:12:56
○ 2026-04-15 05:19:28
○ 2026-07-01 07:34:16

○NSdns025.a.register.com2015-08-21 → 2016-08-12 · 5 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2016-08-12 21:12:56
○ 2026-04-15 05:19:28
○ 2026-07-01 07:34:16

●NSdns101.register.com2026-04-15 → 2026-07-01 · 3 obs

○ 2016-08-12 21:12:56
● 2026-04-15 05:19:28
● 2026-07-01 07:34:16

●NSdns102.register.com2026-04-15 → 2026-07-01 · 3 obs

○ 2016-08-12 21:12:56
● 2026-04-15 05:19:28
● 2026-07-01 07:34:16

○NSdns216.b.register.com2015-08-21 → 2016-08-12 · 5 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2016-08-12 21:12:56
○ 2026-04-15 05:19:28
○ 2026-07-01 07:34:16

●MXalt1.aspmx.l.google.com2015-08-21 → 2026-07-01 · 3 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2026-07-01 07:34:16

●MXalt2.aspmx.l.google.com2015-08-21 → 2026-07-01 · 3 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2026-07-01 07:34:16

●MXaspmx.l.google.com2015-08-21 → 2026-07-01 · 3 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2026-07-01 07:34:16

●MXaspmx2.googlemail.com2015-08-21 → 2026-07-01 · 3 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2026-07-01 07:34:16

●MXaspmx3.googlemail.com2015-08-21 → 2026-07-01 · 3 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2026-07-01 07:34:16

●A141.193.213.102026-04-15 → 2026-07-01 · 3 obs

○ 2016-08-12 21:12:56
● 2026-04-15 05:19:28
● 2026-07-01 07:34:16

●A141.193.213.112026-04-15 → 2026-07-01 · 3 obs

○ 2016-08-12 21:12:56
● 2026-04-15 05:19:28
● 2026-07-01 07:34:16

○A192.240.176.2272015-08-21 → 2016-08-12 · 5 obs

○ 2008-03-20 12:37:10
● 2015-08-21 05:10:36
● 2016-08-12 21:12:56
○ 2026-04-15 05:19:28
○ 2026-07-01 07:34:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net...	-
sequentlearning.com	dns101.register.com, dns102.register.com	2 records

✅ Authoritative Response

Server:162.159.24.117

NS records: dns101.register.com, dns102.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sequentlearning.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`141.193.213.11, 141.193.213.10`
NS	2	`dns102.register.com, dns101.register.com`
MX	5	`alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 0)...`
TXT	8	`google-site-verification=e2seRAx3PzAo3d3, google-site-verification=cdEEDErxs1eyHMu...`
SOA	1	`DNS101.REGISTER.com root.REGISTER.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns101.register.com, dns102.register.com)

Analysis

Hierarchy

sequentlearning.com is a parent domain of landing.sequentlearning.com.

IP Addresses

sequentlearning.com resolves to the IP addresses 141.193.213.10 and 141.193.213.11

safewareinc.com, hotelhub.com, somaplasticsurgery.com plus two other host names have IP numbers in common with sequentlearning.com.

Name Servers

The NS records for sequentlearning.com delegate to dns101.register.com and dns102.register.com.

The name server configuration of sequentlearning.com is shared with other domains, for instance oakforesthorizon.com, sanluisobispohouses.com, midfirstbank.com and two others.

sequentlearning.com and other domains like fashion-folio.com share at least a portion of their name servers.

dns101.register.com and dns102.register.com each resolve to one IP number: dns101.register.com points to 162.159.24.117 and dns102.register.com points to 162.159.25.158.

Mail Servers

sequentlearning.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by sequentlearning.com are shared with other domains: ns500693.ns500693.ns500734.ns500699.ns500693.ns500693.ns500693.ns500693.ns500699.ns500588.ns500693.ns500699.ns500693.ns500588.ns500602.dtrkdll.com, ns500759.ns500698.ns500758.ns500758.ns500736.ns500736.ns500736.ns500735.ns500698.ns500708.ns500619.ns500698.trackreceptor.com, ns500731.ns500671.ns500731.ns500704.ns500704.ns500671.ns500688.ns500291.ns500678.ns500666.ns500666.ns500291.ns500131.lustychickser.com and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for aspmx.l.google.com return 172.253.122.27 and 2607:f8b0:4004:c1b::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.