`challenge-airlines.com`

DNSSEC	⚠️ Not signed
A	18.67.145.36^{🇺🇸 Amazon18.67.144.0/23}
		PTR	`server-18-67-145-36.gru1.r.cloudfront.net`
A	18.67.145.65^{🇺🇸 Amazon18.67.144.0/23}
A	18.67.145.66^{🇺🇸 Amazon18.67.144.0/23}
A	18.67.145.84^{🇺🇸 Amazon18.67.144.0/23}
NS	`ns-994.awsdns-60.net` ⭐
		A	2600:9000:5303:e200::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-994.awsdns-60.net`
		A	205.251.195.226^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-994.awsdns-60.net`
NS	`ns-1126.awsdns-12.org`
		A	2600:9000:5304:6600::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1126.awsdns-12.org`
		A	205.251.196.102^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1126.awsdns-12.org`
NS	`ns-1653.awsdns-14.co.uk`
		A	2600:9000:5306:7500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1653.awsdns-14.co.uk`
		A	205.251.198.117^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1653.awsdns-14.co.uk`
NS	`ns-88.awsdns-11.com`
		A	2600:9000:5300:5800::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-88.awsdns-11.com`
		A	205.251.192.88^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-88.awsdns-11.com`
MX	`nospam.a4c.be` ⭐
		A	85.158.213.251^{🇧🇪 DSTNY-BACKBONE85.158.208.0/21 Belgian Network Solutions}
			PTR	`nospam.a4c.be`
TXT	`MS=ms14293551`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-994.awsdns-60.net`awsdns-hostmaster@amazon.com serial=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=1780526684

Same first word

challenge-airlines.aero

challenge-airlines.com.mt

challenge-airlines.net

challenge-airlines.eu

challenge-airlines.com

challenge-airlines.be

challenge-airlines.co.il

challenge-airlines.mt

DNS History

49 records (9 active, 40 former)

●NSns-1126.awsdns-12.org2026-03-12 → 2026-06-03 · 2 obs

● 2026-03-12 16:15:52
● 2026-06-03 23:05:20

●NSns-1653.awsdns-14.co.uk2026-03-12 → 2026-06-03 · 2 obs

● 2026-03-12 16:15:52
● 2026-06-03 23:05:20

●NSns-88.awsdns-11.com2026-03-12 → 2026-06-03 · 2 obs

● 2026-03-12 16:15:52
● 2026-06-03 23:05:20

●NSns-994.awsdns-60.net2026-03-12 → 2026-06-03 · 2 obs

● 2026-03-12 16:15:52
● 2026-06-03 23:05:20

●MXnospam.a4c.be2026-03-12 → 2026-06-03 · 2 obs

● 2026-03-12 16:15:52
● 2026-06-03 23:05:20

○A13.33.109.1202026-05-11 → 2026-05-20 · 21 obs

○ 2026-05-08 10:00:20
● 2026-05-11 22:44:34
● 2026-05-12 02:27:44
○ 2026-05-12 05:52:10
○ 2026-05-14 20:51:46
● 2026-05-14 21:54:42
○ 2026-05-15 01:14:26
○ 2026-05-17 09:34:32
● 2026-05-18 05:41:46
○ 2026-05-18 10:25:04
○ 2026-05-19 08:02:44
● 2026-05-19 15:01:36
○ 2026-05-19 21:49:12
● 2026-05-19 22:58:40
○ 2026-05-19 23:53:08
○ 2026-05-20 06:11:30
● 2026-05-20 15:44:54
○ 2026-05-20 16:44:34
● 2026-05-20 21:26:18
○ 2026-05-21 01:02:44
○ 2026-06-03 23:05:20

○A13.33.109.452026-05-11 → 2026-05-20 · 21 obs

○A13.33.109.472026-05-11 → 2026-05-20 · 21 obs

○A13.33.109.672026-05-11 → 2026-05-20 · 21 obs

○A13.33.82.122026-04-21 → 2026-05-08 · 30 obs

○ 2026-04-20 05:49:38
● 2026-04-21 08:18:48
● 2026-04-22 00:35:30
○ 2026-04-22 03:56:18
● 2026-04-23 00:36:32
○ 2026-04-23 09:17:18
● 2026-04-24 04:28:48
○ 2026-04-24 09:23:00
● 2026-04-25 00:40:12
● 2026-04-25 02:14:40
○ 2026-04-25 04:50:00
● 2026-04-27 00:28:38
● 2026-04-28 00:34:20
○ 2026-04-28 04:32:16
○ 2026-04-29 09:09:04
● 2026-04-29 11:23:16
○ 2026-04-29 12:07:20
● 2026-05-02 00:29:00
● 2026-05-02 11:30:24
○ 2026-05-02 13:11:12
● 2026-05-03 00:28:18
○ 2026-05-03 14:56:36
● 2026-05-04 00:30:48
○ 2026-05-04 07:44:30
● 2026-05-05 00:33:44
○ 2026-05-05 18:25:34
● 2026-05-07 22:09:46
● 2026-05-08 00:31:04
○ 2026-05-08 10:00:20
○ 2026-06-03 23:05:20

○A13.33.82.152026-04-21 → 2026-05-08 · 30 obs

○A13.33.82.532026-04-21 → 2026-05-08 · 30 obs

○A13.33.82.92026-04-21 → 2026-05-08 · 30 obs

○A13.35.93.1282026-03-14 → 2026-03-22 · 7 obs

○ 2026-03-12 16:15:52
● 2026-03-14 16:30:28
○ 2026-03-16 01:01:42
○ 2026-03-16 23:23:42
● 2026-03-22 17:03:22
○ 2026-03-23 04:44:50
○ 2026-06-03 23:05:20

○A13.35.93.232026-03-14 → 2026-03-22 · 7 obs

○ 2026-03-12 16:15:52
● 2026-03-14 16:30:28
○ 2026-03-16 01:01:42
○ 2026-03-16 23:23:42
● 2026-03-22 17:03:22
○ 2026-03-23 04:44:50
○ 2026-06-03 23:05:20

○A13.35.93.402026-03-14 → 2026-03-22 · 7 obs

○ 2026-03-12 16:15:52
● 2026-03-14 16:30:28
○ 2026-03-16 01:01:42
○ 2026-03-16 23:23:42
● 2026-03-22 17:03:22
○ 2026-03-23 04:44:50
○ 2026-06-03 23:05:20

○A13.35.93.912026-03-14 → 2026-03-22 · 7 obs

○ 2026-03-12 16:15:52
● 2026-03-14 16:30:28
○ 2026-03-16 01:01:42
○ 2026-03-16 23:23:42
● 2026-03-22 17:03:22
○ 2026-03-23 04:44:50
○ 2026-06-03 23:05:20

○A18.164.144.102026-06-02 → 2026-06-03 · 7 obs

○ 2026-06-02 11:34:48
● 2026-06-02 13:06:50
○ 2026-06-02 22:13:14
○ 2026-06-03 00:44:40
● 2026-06-03 10:30:36
○ 2026-06-03 20:33:40
○ 2026-06-03 23:05:20

○A18.164.144.182026-06-02 → 2026-06-03 · 7 obs

○ 2026-06-02 11:34:48
● 2026-06-02 13:06:50
○ 2026-06-02 22:13:14
○ 2026-06-03 00:44:40
● 2026-06-03 10:30:36
○ 2026-06-03 20:33:40
○ 2026-06-03 23:05:20

○A18.164.144.462026-06-02 → 2026-06-03 · 7 obs

○ 2026-06-02 11:34:48
● 2026-06-02 13:06:50
○ 2026-06-02 22:13:14
○ 2026-06-03 00:44:40
● 2026-06-03 10:30:36
○ 2026-06-03 20:33:40
○ 2026-06-03 23:05:20

○A18.164.144.512026-06-02 → 2026-06-03 · 7 obs

○ 2026-06-02 11:34:48
● 2026-06-02 13:06:50
○ 2026-06-02 22:13:14
○ 2026-06-03 00:44:40
● 2026-06-03 10:30:36
○ 2026-06-03 20:33:40
○ 2026-06-03 23:05:20

●A18.67.145.362026-03-28 → 2026-06-03 · 42 obs

○ 2026-03-25 09:21:00
● 2026-03-28 11:19:50
● 2026-03-30 14:16:32
○ 2026-03-30 19:03:04
● 2026-04-05 02:33:44
● 2026-04-10 06:20:32
○ 2026-04-12 14:53:20
○ 2026-04-12 17:52:44
● 2026-04-13 12:22:26
○ 2026-04-13 13:03:14
○ 2026-04-13 14:19:28
● 2026-04-13 16:33:42
○ 2026-04-13 22:08:50
○ 2026-04-24 04:28:48
● 2026-04-24 09:23:00
○ 2026-04-25 00:40:12
○ 2026-04-28 04:32:16
● 2026-04-29 09:09:04
○ 2026-04-29 11:23:16
○ 2026-05-12 17:09:18
● 2026-05-12 18:06:38
○ 2026-05-12 18:37:36
○ 2026-05-20 15:44:54
● 2026-05-20 16:44:34
○ 2026-05-20 21:26:18
○ 2026-05-27 04:11:12
● 2026-05-27 04:43:42
● 2026-05-27 06:31:46
○ 2026-05-27 14:14:26
○ 2026-05-28 02:08:32
● 2026-05-29 04:23:26
● 2026-06-01 10:20:02
○ 2026-06-02 02:02:02
● 2026-06-02 04:36:48
○ 2026-06-02 11:34:48
○ 2026-06-02 13:06:50
● 2026-06-02 22:13:14
● 2026-06-03 00:44:40
○ 2026-06-03 10:30:36
○ 2026-06-03 20:33:40
● 2026-06-03 23:05:14
● 2026-06-03 23:05:20

●A18.67.145.652026-03-28 → 2026-06-03 · 42 obs

●A18.67.145.662026-03-28 → 2026-06-03 · 42 obs

●A18.67.145.842026-03-28 → 2026-06-03 · 42 obs

○A3.164.182.1122026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-21 19:31:56
● 2026-05-27 01:43:22
○ 2026-05-27 04:11:12
○ 2026-06-03 23:05:20

○A3.164.182.132026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-21 19:31:56
● 2026-05-27 01:43:22
○ 2026-05-27 04:11:12
○ 2026-06-03 23:05:20

○A3.164.182.202026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-21 19:31:56
● 2026-05-27 01:43:22
○ 2026-05-27 04:11:12
○ 2026-06-03 23:05:20

○A3.164.182.892026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-21 19:31:56
● 2026-05-27 01:43:22
○ 2026-05-27 04:11:12
○ 2026-06-03 23:05:20

○A3.166.65.102026-03-12 → 2026-05-19 · 64 obs

● 2026-03-12 16:15:52
○ 2026-03-14 16:30:28
● 2026-03-16 01:01:42
● 2026-03-16 23:23:42
○ 2026-03-22 17:03:22
○ 2026-03-30 14:16:32
● 2026-03-30 19:03:04
○ 2026-04-05 02:33:44
○ 2026-04-10 06:20:32
● 2026-04-12 14:53:20
● 2026-04-12 17:52:44
○ 2026-04-13 12:22:26
○ 2026-04-13 16:33:42
● 2026-04-13 22:08:50
○ 2026-04-14 10:04:58
○ 2026-04-14 12:55:32
● 2026-04-14 13:37:10
● 2026-04-15 09:02:32
○ 2026-04-16 02:48:16
○ 2026-04-16 16:10:12
● 2026-04-16 22:08:40
○ 2026-04-19 14:56:12
● 2026-04-20 05:49:38
○ 2026-04-21 08:18:48
○ 2026-04-22 00:35:30
● 2026-04-22 03:56:18
○ 2026-04-23 00:36:32
● 2026-04-23 09:17:18
○ 2026-04-24 04:28:48
○ 2026-04-25 02:14:40
● 2026-04-25 04:50:00
○ 2026-04-27 00:28:38
○ 2026-04-28 00:34:20
● 2026-04-28 04:32:16
○ 2026-04-29 09:09:04
○ 2026-04-29 11:23:16
● 2026-04-29 12:07:20
○ 2026-05-02 00:29:00
○ 2026-05-02 11:30:24
● 2026-05-02 13:11:12
○ 2026-05-03 00:28:18
● 2026-05-03 14:56:36
○ 2026-05-04 00:30:48
● 2026-05-04 07:44:30
○ 2026-05-05 00:33:44
● 2026-05-05 18:25:34
○ 2026-05-07 22:09:46
○ 2026-05-08 00:31:04
● 2026-05-08 10:00:20
○ 2026-05-11 22:44:34
○ 2026-05-12 02:27:44
● 2026-05-12 05:52:10
● 2026-05-12 17:09:18
○ 2026-05-12 18:06:38
● 2026-05-12 18:37:36
● 2026-05-14 20:51:46
○ 2026-05-14 21:54:42
● 2026-05-15 01:14:26
● 2026-05-17 09:34:32
○ 2026-05-18 05:41:46
● 2026-05-18 10:25:04
● 2026-05-19 08:02:44
○ 2026-05-19 15:01:36
○ 2026-06-03 23:05:20

○A3.166.65.1022026-03-12 → 2026-05-19 · 64 obs

○A3.166.65.392026-03-12 → 2026-05-19 · 64 obs

○A3.166.65.882026-03-12 → 2026-05-19 · 64 obs

○A3.167.69.282026-03-23 → 2026-04-19 · 8 obs

○ 2026-03-22 17:03:22
● 2026-03-23 04:44:50
● 2026-03-25 09:21:00
○ 2026-03-28 11:19:50
○ 2026-04-16 22:08:40
● 2026-04-19 14:56:12
○ 2026-04-20 05:49:38
○ 2026-06-03 23:05:20

○A3.167.69.332026-03-23 → 2026-04-19 · 8 obs

○ 2026-03-22 17:03:22
● 2026-03-23 04:44:50
● 2026-03-25 09:21:00
○ 2026-03-28 11:19:50
○ 2026-04-16 22:08:40
● 2026-04-19 14:56:12
○ 2026-04-20 05:49:38
○ 2026-06-03 23:05:20

○A3.167.69.592026-03-23 → 2026-04-19 · 8 obs

○ 2026-03-22 17:03:22
● 2026-03-23 04:44:50
● 2026-03-25 09:21:00
○ 2026-03-28 11:19:50
○ 2026-04-16 22:08:40
● 2026-04-19 14:56:12
○ 2026-04-20 05:49:38
○ 2026-06-03 23:05:20

○A3.167.69.882026-03-23 → 2026-04-19 · 8 obs

○ 2026-03-22 17:03:22
● 2026-03-23 04:44:50
● 2026-03-25 09:21:00
○ 2026-03-28 11:19:50
○ 2026-04-16 22:08:40
● 2026-04-19 14:56:12
○ 2026-04-20 05:49:38
○ 2026-06-03 23:05:20

○A3.174.29.142026-04-13 → 2026-04-16 · 13 obs

○ 2026-04-13 12:22:26
● 2026-04-13 13:03:14
● 2026-04-13 14:19:28
○ 2026-04-13 16:33:42
○ 2026-04-13 22:08:50
● 2026-04-14 10:04:58
● 2026-04-14 12:55:32
○ 2026-04-14 13:37:10
○ 2026-04-15 09:02:32
● 2026-04-16 02:48:16
● 2026-04-16 16:10:12
○ 2026-04-16 22:08:40
○ 2026-06-03 23:05:20

○A3.174.29.212026-04-13 → 2026-04-16 · 13 obs

○A3.174.29.312026-04-13 → 2026-04-16 · 13 obs

○A3.174.29.472026-04-13 → 2026-04-16 · 13 obs

○A54.192.55.102026-05-19 → 2026-06-03 · 23 obs

○ 2026-05-19 15:01:36
● 2026-05-19 21:49:12
○ 2026-05-19 22:58:40
● 2026-05-19 23:53:08
● 2026-05-20 06:11:30
○ 2026-05-20 15:44:54
○ 2026-05-20 21:26:18
● 2026-05-21 01:02:44
● 2026-05-21 19:31:56
○ 2026-05-27 01:43:22
● 2026-05-27 04:11:12
○ 2026-05-27 04:43:42
○ 2026-05-27 06:31:46
● 2026-05-27 14:14:26
● 2026-05-28 02:08:32
○ 2026-05-29 04:23:26
○ 2026-06-02 04:36:48
● 2026-06-02 11:34:48
○ 2026-06-02 13:06:50
○ 2026-06-03 10:30:36
● 2026-06-03 20:33:40
○ 2026-06-03 23:05:14
○ 2026-06-03 23:05:20

○A54.192.55.1062026-05-19 → 2026-06-03 · 23 obs

○A54.192.55.42026-05-19 → 2026-06-03 · 23 obs

○A54.192.55.872026-05-19 → 2026-06-03 · 23 obs

○A99.86.20.1162026-06-02 → 2026-06-02 · 4 obs

○ 2026-06-01 10:20:02
● 2026-06-02 02:02:02
○ 2026-06-02 04:36:48
○ 2026-06-03 23:05:20

○A99.86.20.182026-06-02 → 2026-06-02 · 4 obs

○ 2026-06-01 10:20:02
● 2026-06-02 02:02:02
○ 2026-06-02 04:36:48
○ 2026-06-03 23:05:20

○A99.86.20.242026-06-02 → 2026-06-02 · 4 obs

○ 2026-06-01 10:20:02
● 2026-06-02 02:02:02
○ 2026-06-02 04:36:48
○ 2026-06-03 23:05:20

○A99.86.20.872026-06-02 → 2026-06-02 · 4 obs

○ 2026-06-01 10:20:02
● 2026-06-02 02:02:02
○ 2026-06-02 04:36:48
○ 2026-06-03 23:05:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
challenge-airlines.com	ns-88.awsdns-11.com, ns-994.awsdns-60.net, ns-1653.awsdns-14.co.uk, ns-1126.awsdns-12.org	2 records

✅ Authoritative Response

Server:205.251.195.226

NS records: ns-88.awsdns-11.com, ns-994.awsdns-60.net, ns-1653.awsdns-14.co.uk, ns-1126.awsdns-12.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for challenge-airlines.com (unsigned zone)

⏱️ Timing

Total: 1070ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.67.145.65, 18.67.145.84...`
NS	4	`ns-1126.awsdns-12.org, ns-1653.awsdns-14.co.uk...`
MX	1	`nospam.a4c.be (pri: 10)`
TXT	2	`MS=ms14293551, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-994.awsdns-60.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-88.awsdns-11.com, ns-88.awsdns-11.com)

Analysis

IP Addresses

With 4 IP addresses, challenge-airlines.com directs to 18.67.145.36, 18.67.145.65, 18.67.145.66 and 18.67.145.84.

Name Servers

challenge-airlines.com delegates DNS authority to 4 name servers — ns-88.awsdns-11.com, ns-994.awsdns-60.net, ns-1126.awsdns-12.org and ns-1653.awsdns-14.co.uk.

challenge-airlines.com partially shares its NS delegation with several other domains, including taoful.com, myzibda.com, tosec.nl and two others.

ns-88.awsdns-11.com, ns-994.awsdns-60.net, ns-1126.awsdns-12.org and ns-1653.awsdns-14.co.uk each carry two IP addresses. ns-88.awsdns-11.com has 205.251.192.88 and 2600:9000:5300:5800::1; ns-994.awsdns-60.net has 205.251.195.226 and 2600:9000:5303:e200::1; ns-1126.awsdns-12.org has 205.251.196.102 and 2600:9000:5304:6600::1; ns-1653.awsdns-14.co.uk has 205.251.198.117 and 2600:9000:5306:7500::1.

Mail Servers

challenge-airlines.com routes its mail through a single mail server, nospam.a4c.be.

The mail server configuration of challenge-airlines.com is identical to that of other domains, for example online.a4c.be and ninolac.com.

nospam.a4c.be points to one IP number — 85.158.213.251.

challenge-airlines.com - robtex.com