`excelinschool.com`

DNSSEC	⚠️ Not signed
A	64.29.17.65^{🇺🇸 Amazon64.29.17.0/24 EC2 Prefix}
A	216.198.79.1^{🇺🇸 Amazon216.198.79.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p13.nsone.net`
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com ~all`
TXT	`zoho-verification=zb63233976.zmverify.zoho.com`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1768291998

`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=1778467206

Same first word

excelinschool.com

DNS History

12 records (7 active, 5 former)

●NSns1.vercel-dns.com2026-04-04 → 2026-05-11 · 3 obs

○ 2017-05-23 13:09:06
● 2026-04-04 22:54:18
● 2026-05-11 02:54:00

●NSns2.vercel-dns.com2026-04-04 → 2026-05-11 · 3 obs

○ 2017-05-23 13:09:06
● 2026-04-04 22:54:18
● 2026-05-11 02:54:00

○NSns75.domaincontrol.com2016-09-13 → 2017-05-23 · 4 obs

● 2016-09-13 03:17:22
● 2017-05-23 13:09:06
○ 2026-04-04 22:54:18
○ 2026-05-11 02:54:00

○NSns76.domaincontrol.com2016-09-13 → 2017-05-23 · 4 obs

● 2016-09-13 03:17:22
● 2017-05-23 13:09:06
○ 2026-04-04 22:54:18
○ 2026-05-11 02:54:00

●MXmx.zoho.com2026-04-28 → 2026-05-11 · 2 obs

● 2026-04-28 11:07:42
● 2026-05-11 02:54:00

●MXmx2.zoho.com2026-04-28 → 2026-05-11 · 2 obs

● 2026-04-28 11:07:42
● 2026-05-11 02:54:00

●MXmx3.zoho.com2026-04-28 → 2026-05-11 · 2 obs

● 2026-04-28 11:07:42
● 2026-05-11 02:54:00

●A216.198.79.12026-04-04 → 2026-05-11 · 5 obs

○ 2017-05-23 13:09:06
● 2026-04-04 22:54:18
○ 2026-04-28 11:07:42
● 2026-05-09 07:51:30
● 2026-05-11 02:54:00

○A216.198.79.652026-04-28 → 2026-05-09 · 5 obs

○ 2026-04-04 22:54:18
● 2026-04-28 11:07:42
● 2026-05-09 07:51:30
○ 2026-05-11 02:53:58
○ 2026-05-11 02:54:00

○A23.99.128.522016-09-13 → 2017-05-23 · 4 obs

● 2016-09-13 03:17:22
● 2017-05-23 13:09:06
○ 2026-04-04 22:54:18
○ 2026-05-11 02:54:00

○A64.29.17.12026-04-28 → 2026-04-28 · 4 obs

○ 2026-04-04 22:54:18
● 2026-04-28 11:07:42
○ 2026-05-09 07:51:30
○ 2026-05-11 02:54:00

●A64.29.17.652026-04-04 → 2026-05-11 · 6 obs

○ 2017-05-23 13:09:06
● 2026-04-04 22:54:18
○ 2026-04-28 11:07:42
○ 2026-05-09 07:51:30
● 2026-05-11 02:53:58
● 2026-05-11 02:54:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
excelinschool.com	ns1.vercel-dns.com, ns2.vercel-dns.com	4 records

✅ Authoritative Response

Server:198.51.44.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for excelinschool.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.198.79.1, 64.29.17.1`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zohomail.com ~all, zoho-verification=zb63233976.zmverify.zo`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

excelinschool.com points to two IP numbers: 64.29.17.65 and 216.198.79.1.

Other host names, for instance parkourai.com, balzac.dev, farao.io, links.deepbench.io and evolge.com share IP numbers with excelinschool.com.

Name Servers

excelinschool.com's delegation is to two name servers ns1.vercel-dns.com and ns2.vercel-dns.com.

excelinschool.com shares the same name server configuration as other domains, such as radiustrim.com, adson.lt, danielna.com, com-ed.run and eth.vote.

excelinschool.com shares name servers with other domains to some extent, for instance loop.com.na, alipro.digital, anna-elisa-valmori.com and chrisbevan.com.

Host names with two IP numbers: ns1.vercel-dns.com points to 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13; ns2.vercel-dns.com points to 2a00:edc0:6259:7:13::2 and 198.51.45.13

Mail Servers

excelinschool.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

excelinschool.com shares some mail servers with other domains, including hearingplus.co, supergadget.my, wic-egypt.com, facinatus.com and brandonnason.com.

Host names with two IP numbers: mx.zoho.com points to 136.143.191.44 and 204.141.33.44.

Host names with one IP number: mx2.zoho.com points to 204.141.33.44. mx3.zoho.com points to 136.143.191.44.

Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.

Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.

excelinschool.com - robtex.com