`airlinecourse.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:941d:603c:10ae:a55b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b388:33d7:6b80:b869^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:76c:f6ba:3590:e429^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.87.120.121^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-87-120-121.compute-1.amazonaws.com`
		A	13.218.197.122^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-197-122.compute-1.amazonaws.com`
		A	54.221.97.121^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-97-121.compute-1.amazonaws.com`
NS	`domain-for-sale.hugedomainsdns.com`
		A	2600:1f18:683a:ae1a:4073:53f5:9c7:7d10^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b2bf:b486:f4a6:1954^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f6dc:95b0:7323:b306^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:7827:a511:210e:c488^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.91.91.72^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-91-91-72.compute-1.amazonaws.com`
		A	18.234.93.33^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-234-93-33.compute-1.amazonaws.com`
		A	54.83.120.249^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-83-120-249.compute-1.amazonaws.com`
		A	54.226.72.199^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-226-72-199.compute-1.amazonaws.com`
		A	184.72.150.66^{🇺🇸 Amazon184.72.128.0/17 IAD prefix}
			PTR	`ec2-184-72-150-66.compute-1.amazonaws.com`
NS	`forsale.hugedomainsdns.com`
		A	2600:1f18:683a:ae1a:3cec:428f:f959:bbcd^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:10ae:a73c:749e:ba96^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:1a53:4f01:b8e5:70ce^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5021:20f8:8244:f353^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.208.218.58^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-208-218-58.compute-1.amazonaws.com`
		A	54.167.59.20^{🇺🇸 Amazon54.167.0.0/17}
			PTR	`ec2-54-167-59-20.compute-1.amazonaws.com`
		A	98.86.225.195^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-86-225-195.compute-1.amazonaws.com`
		A	98.91.178.132^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-91-178-132.compute-1.amazonaws.com`
		A	100.31.89.178^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-31-89-178.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-04-13 #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=1776084372

Same first word

airlinecourse.com

DNS History

28 records (7 active, 21 former)

●NSdomain-for-sale.hugedomainsdns.com2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

●NSforsale.hugedomainsdns.com2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

●NSns1.namebrightdns.com2015-05-06 → 2026-04-13 · 5 obs

● 2015-05-06 21:20:04
● 2016-01-01 02:19:16
○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
● 2026-04-13 13:11:36

○NSns2.namebrightdns.com2015-05-06 → 2017-05-18 · 6 obs

● 2015-05-06 21:20:04
● 2016-01-01 02:19:16
○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
● 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○NSnsg1.namebrightdns.com2016-03-31 → 2016-03-31 · 4 obs

○ 2016-01-01 02:19:16
● 2016-03-31 07:55:34
○ 2016-09-12 07:51:00
○ 2026-04-13 13:11:36

○NSnsg2.namebrightdns.com2016-03-31 → 2016-03-31 · 4 obs

○ 2016-01-01 02:19:16
● 2016-03-31 07:55:34
○ 2016-09-12 07:51:00
○ 2026-04-13 13:11:36

○MXanmail.namebrightmail.com2015-05-06 → 2015-05-06 · 3 obs

● 2015-05-06 21:20:04
○ 2015-10-30 21:45:58
○ 2026-04-13 13:11:36

○A107.21.42.1422016-03-31 → 2016-03-31 · 4 obs

○ 2016-01-01 02:19:16
● 2016-03-31 07:55:34
○ 2016-09-12 07:51:00
○ 2026-04-13 13:11:36

○A107.23.160.2182016-01-01 → 2016-01-01 · 4 obs

○ 2015-10-30 21:45:58
● 2016-01-01 02:19:16
○ 2016-03-31 07:55:34
○ 2026-04-13 13:11:36

○A107.23.198.2402016-09-12 → 2016-09-12 · 4 obs

○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

●A13.223.25.842026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

○A52.204.129.222017-05-18 → 2017-05-18 · 3 obs

○ 2016-09-12 07:51:00
● 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A52.206.43.2342016-09-12 → 2016-09-12 · 4 obs

○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A52.4.72.1372016-09-12 → 2016-09-12 · 4 obs

○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A54.174.149.302016-03-31 → 2016-03-31 · 4 obs

○ 2016-01-01 02:19:16
● 2016-03-31 07:55:34
○ 2016-09-12 07:51:00
○ 2026-04-13 13:11:36

○A54.174.31.2542015-10-30 → 2015-10-30 · 4 obs

○ 2015-05-06 21:20:04
● 2015-10-30 21:45:58
○ 2016-01-01 02:19:16
○ 2026-04-13 13:11:36

○A54.208.74.2152015-10-30 → 2015-10-30 · 4 obs

○ 2015-05-06 21:20:04
● 2015-10-30 21:45:58
○ 2016-01-01 02:19:16
○ 2026-04-13 13:11:36

○A54.209.90.812016-01-01 → 2016-01-01 · 4 obs

○ 2015-10-30 21:45:58
● 2016-01-01 02:19:16
○ 2016-03-31 07:55:34
○ 2026-04-13 13:11:36

○A54.210.33.1902016-09-12 → 2016-09-12 · 4 obs

○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A54.236.123.2242016-09-12 → 2016-09-12 · 4 obs

○ 2016-03-31 07:55:34
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A54.236.84.1112015-05-06 → 2015-05-06 · 3 obs

● 2015-05-06 21:20:04
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

●A54.243.117.1972026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-18 15:47:58
● 2026-04-13 13:11:36

○A54.85.127.702017-05-18 → 2017-05-18 · 3 obs

○ 2016-09-12 07:51:00
● 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○A54.85.146.1862015-05-06 → 2015-05-06 · 3 obs

● 2015-05-06 21:20:04
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-05-06 → 2016-09-12 · 4 obs

● 2015-05-06 21:20:04
● 2016-09-12 07:51:00
○ 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-05-18 → 2017-05-18 · 3 obs

○ 2016-09-12 07:51:00
● 2017-05-18 15:47:58
○ 2026-04-13 13:11:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
airlinecourse.com	domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com	20 records

✅ Authoritative Response

Server:18.234.93.33

NS records: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for airlinecourse.com (unsigned zone)

⏱️ Timing

Total: 109ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

IP Addresses

airlinecourse.com points to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

For instance, other host names alesita.com, gtesta.com, mail.examplecorp.com, ip-46-245-196-159.beyonddatacenter.com and mx.youradvo.com share IP numbers with airlinecourse.com.

Name Servers

The delegation for airlinecourse.com is handled by three name servers: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns1.namebrightdns.com.

airlinecourse.com shares name servers with other domains at least partially, for example buglets.com, ashiant.com, brazilianmeat.com, mybcpa.com and acefoto.com.

These name servers are commonly used with nsg1.namebrightdns.com, nsg2.namebrightdns.com and ns2.namebrightdns.com.

Host names with ten IP numbers:

domain-for-sale.hugedomainsdns.com points to: 2600:1f18:683a:ae1a:4073:53f5:9c7:7d10, 2600:1f18:683a:ae1a:b2bf:b486:f4a6:1954, 2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629, 2600:1f18:683a:ae1a:f6dc:95b0:7323:b306, 2600:1f18:683a:ae1b:7827:a511:210e:c488, 3.91.91.72, 18.234.93.33, 54.83.120.249, 54.226.72.199 and 184.72.150.66.

forsale.hugedomainsdns.com points to: 2600:1f18:683a:ae1a:3cec:428f:f959:bbcd, 2600:1f18:683a:ae1b:10ae:a73c:749e:ba96, 2600:1f18:683a:ae1b:1a53:4f01:b8e5:70ce, 2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f, 2600:1f18:683a:ae1b:5021:20f8:8244:f353, 18.208.218.58, 54.167.59.20, 98.86.225.195, 98.91.178.132 and 100.31.89.178.

Host names with six IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:941d:603c:10ae:a55b, 2600:1f18:683a:ae1a:b388:33d7:6b80:b869, 2600:1f18:683a:ae1b:76c:f6ba:3590:e429, 3.87.120.121, 13.218.197.122 and 54.221.97.121.

airlinecourse.com - robtex.com