abpluscourses.com - dns.ninja

`abpluscourses.com`

DNSSEC	⚠️ Not signed
A	64.29.17.65^{🇺🇸 Amazon64.29.17.0/24 EC2 Prefix}
A	216.198.79.65^{🇺🇸 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 PNAP-ACS nsone-1}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24}
			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}
			PTR	`dns2.p13.nsone.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
MX	`mx1.improvmx.com`⁽¹⁰⁾
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`google-site-verification=Gu5pHg_hxGG_cRHR855Pq3dsgpMYbDYckJKWtF-DuwM`
TXT	`v=spf1 include:spf.improvmx.com ~all`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1736460698

`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=1785782597

Same first word

abpluscourses.com

DNS History

17 records (7 active, 10 former)

●NSns1.vercel-dns.com2026-03-18 → 2026-08-03 · 3 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
● 2026-08-03 18:50:24

●NSns2.vercel-dns.com2026-03-18 → 2026-08-03 · 3 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
● 2026-08-03 18:50:24

○NSns3.dns26.net2015-05-23 → 2020-03-06 · 4 obs

● 2015-05-23 12:31:14
● 2020-03-06 14:13:30
○ 2026-03-18 11:18:28
○ 2026-08-03 18:50:24

○NSns4.dns26.net2015-05-23 → 2020-03-06 · 4 obs

● 2015-05-23 12:31:14
● 2020-03-06 14:13:30
○ 2026-03-18 11:18:28
○ 2026-08-03 18:50:24

○MXmail.abpluscourses.com2015-05-23 → 2016-08-12 · 4 obs

● 2015-05-23 12:31:14
● 2016-08-12 09:56:38
○ 2017-03-28 05:31:52
○ 2026-08-03 18:50:24

●MXmx1.improvmx.com2026-03-18 → 2026-08-03 · 3 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
● 2026-08-03 18:50:24

○MXmx14.elb.com2017-03-28 → 2017-03-28 · 4 obs

○ 2016-08-12 09:56:38
● 2017-03-28 05:31:52
○ 2020-03-06 14:13:30
○ 2026-08-03 18:50:24

○MXmx14.mail.magic.fr2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-28 05:31:52
● 2020-03-06 14:13:30
○ 2026-03-18 11:18:28
○ 2026-08-03 18:50:24

○MXmx15.elb.com2017-03-28 → 2017-03-28 · 4 obs

○ 2016-08-12 09:56:38
● 2017-03-28 05:31:52
○ 2020-03-06 14:13:30
○ 2026-08-03 18:50:24

○MXmx15.mail.magic.fr2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-28 05:31:52
● 2020-03-06 14:13:30
○ 2026-03-18 11:18:28
○ 2026-08-03 18:50:24

●MXmx2.improvmx.com2026-03-18 → 2026-08-03 · 3 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
● 2026-08-03 18:50:24

●MXsmtp.google.com2026-03-18 → 2026-08-03 · 3 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
● 2026-08-03 18:50:24

○A216.198.79.12026-03-18 → 2026-05-22 · 5 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
○ 2026-05-19 12:35:22
● 2026-05-22 09:14:58
○ 2026-08-03 18:50:24

●A216.198.79.652026-05-19 → 2026-08-03 · 6 obs

○ 2026-03-18 11:18:28
● 2026-05-19 12:35:22
○ 2026-05-22 09:14:58
○ 2026-06-02 21:08:12
● 2026-08-01 21:29:32
● 2026-08-03 18:50:24

○A64.29.17.12026-03-18 → 2026-06-02 · 7 obs

○ 2020-03-06 14:13:30
● 2026-03-18 11:18:28
○ 2026-05-19 12:35:22
● 2026-05-22 09:14:58
● 2026-06-02 21:08:12
○ 2026-08-01 21:29:32
○ 2026-08-03 18:50:24

●A64.29.17.652026-05-19 → 2026-08-03 · 4 obs

○ 2026-03-18 11:18:28
● 2026-05-19 12:35:22
○ 2026-05-22 09:14:58
● 2026-08-03 18:50:24

○A92.39.241.232015-05-23 → 2020-03-06 · 4 obs

● 2015-05-23 12:31:14
● 2020-03-06 14:13:30
○ 2026-03-18 11:18:28
○ 2026-08-03 18:50:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
abpluscourses.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 abpluscourses.com (unsigned zone)

⏱️ Timing

Total: 403ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`64.29.17.1, 216.198.79.1`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
MX	3	`smtp.google.com (pri: 1), mx1.improvmx.com (pri: 10)...`
TXT	2	`google-site-verification=Gu5pHg_hxGG_cRH, v=spf1 include:spf.improvmx.com ~all`
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

abpluscourses.com points to the IP addresses 64.29.17.65 and 216.198.79.65

Additional host names — solutionengine.io, mail.dave-space.com, youngtigers.ro and two others — share IP numbers with abpluscourses.com.

Name Servers

abpluscourses.com uses two name servers for its delegation: ns1.vercel-dns.com and ns2.vercel-dns.com.

abpluscourses.com shares its name server setup with other domains, including a-co.ge, xn--cck4d5bq4bxd.com, trouve.mx and two others.

Some name servers delegated to abpluscourses.com are also used by other domains, notably stopfin.com and pottenbakkerijshino.be.

The two host names ns1.vercel-dns.com and ns2.vercel-dns.com each have a pair of IP addresses: ns1.vercel-dns.com has 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, and ns2.vercel-dns.com has 198.51.45.13 and 2a00:edc0:6259:7:13::2.

Mail Servers

Incoming mail for abpluscourses.com is delivered via three mail servers: smtp.google.com, mx1.improvmx.com and mx2.improvmx.com.

abpluscourses.com shares mail servers — at least in part — with other domains, including helicon.it, jpadm.com, iqds.com and two others.

Host names with 9 IP numbers:

Hostname smtp.google.com directs to 64.233.180.26, 64.233.180.27 and 142.251.179.26 along with 6 other IP addresses.

Host names with 6 IP numbers:

Hostname mx1.improvmx.com directs to 13.37.195.136, 15.236.236.160 and 35.181.18.45 along with 3 other IP addresses.

Hostname mx2.improvmx.com directs to 13.36.107.63, 13.36.222.39 and 15.236.61.92 along with 3 other IP addresses.