`redhat.dev`

DNSSEC	⚠️ Not signed
A	2600:1f18:297:ba0e:7900:f622:48a8:f266^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba18:6ddc:5d8f:6053:f003^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba24:b508:76de:f4a:df34^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	54.157.108.158^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
A	98.83.184.133^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
A	100.28.104.175^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
NS	`dns1.p04.nsone.net` ⭐
		A	2620:4d:4000:6259:7:4:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p04.nsone.net`
		A	198.51.44.4^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p04.nsone.net`
NS	`dns2.p04.nsone.net`
		A	2a00:edc0:6259:7:4::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p04.nsone.net`
		A	198.51.45.4^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p04.nsone.net`
NS	`dns3.p04.nsone.net`
		A	2620:4d:4000:6259:7:4:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p04.nsone.net`
		A	198.51.44.68^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p04.nsone.net`
NS	`dns4.p04.nsone.net`
		A	2a00:edc0:6259:7:4::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p04.nsone.net`
		A	198.51.45.68^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p04.nsone.net`
MX	`mx1.redhat.com` ⭐
		A	52.25.184.255^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
			PTR	`ec2-52-25-184-255.us-west-2.compute.amazonaws.com`
TXT	`v=spf1 -all`
SOA	`dns1.p04.nsone.net`hostmaster@nsone.net serial=1758245219

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

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DNS History

17 records (11 active, 6 former)

●NSdns1.p04.nsone.net2026-04-29 → 2026-05-12 · 2 obs

● 2026-04-29 03:48:06
● 2026-05-12 05:40:24

●NSdns2.p04.nsone.net2026-04-29 → 2026-05-12 · 2 obs

● 2026-04-29 03:48:06
● 2026-05-12 05:40:24

●NSdns3.p04.nsone.net2026-04-29 → 2026-05-12 · 2 obs

● 2026-04-29 03:48:06
● 2026-05-12 05:40:24

●NSdns4.p04.nsone.net2026-04-29 → 2026-05-12 · 2 obs

● 2026-04-29 03:48:06
● 2026-05-12 05:40:24

●MXmx1.redhat.com2026-04-29 → 2026-05-12 · 2 obs

● 2026-04-29 03:48:06
● 2026-05-12 05:40:24

●A100.28.104.1752026-04-29 → 2026-05-12 · 168 obs

○ 2026-04-29 03:48:06
● 2026-04-29 17:03:36
○ 2026-04-29 17:37:58
○ 2026-04-29 19:36:16
● 2026-04-29 20:54:56
○ 2026-04-29 22:22:24
○ 2026-04-29 23:36:46
● 2026-04-30 00:14:40
○ 2026-04-30 01:00:44
○ 2026-04-30 02:15:14
● 2026-04-30 02:51:52
○ 2026-04-30 03:43:46
○ 2026-04-30 04:31:44
● 2026-04-30 05:04:26
○ 2026-04-30 05:47:16
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● 2026-04-30 08:52:58
○ 2026-04-30 10:01:00
○ 2026-04-30 17:59:36
● 2026-04-30 19:41:06
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● 2026-04-30 20:58:38
○ 2026-04-30 21:34:40
○ 2026-05-01 00:35:00
● 2026-05-01 01:41:24
● 2026-05-01 02:58:22
○ 2026-05-01 03:31:46
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● 2026-05-01 07:42:18
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● 2026-05-01 13:42:22
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● 2026-05-01 19:42:48
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● 2026-05-02 19:44:36
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● 2026-05-02 21:36:12
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● 2026-05-03 10:25:32
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● 2026-05-03 19:47:08
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● 2026-05-04 01:01:02
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● 2026-05-04 02:56:52
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● 2026-05-04 07:48:04
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● 2026-05-04 08:59:08
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● 2026-05-04 13:46:40
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● 2026-05-05 01:49:28
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● 2026-05-06 19:54:24
● 2026-05-06 21:06:40
○ 2026-05-06 21:45:48
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● 2026-05-07 07:26:34
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● 2026-05-07 13:54:22
● 2026-05-07 15:09:08
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● 2026-05-07 19:54:56
○ 2026-05-07 21:00:54
○ 2026-05-07 22:47:40
● 2026-05-08 01:55:34
● 2026-05-08 09:17:26
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● 2026-05-08 13:57:30
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● 2026-05-08 16:05:40
○ 2026-05-08 16:43:40
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● 2026-05-08 18:53:02
● 2026-05-08 21:28:16
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● 2026-05-09 01:41:24
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● 2026-05-09 04:54:30
● 2026-05-09 06:05:56
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● 2026-05-09 07:25:20
○ 2026-05-09 08:28:30
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● 2026-05-09 12:37:02
● 2026-05-09 13:57:42
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● 2026-05-09 18:41:26
○ 2026-05-09 19:40:18
● 2026-05-09 20:55:32
○ 2026-05-09 21:46:18
● 2026-05-09 22:18:12
○ 2026-05-09 23:06:02
○ 2026-05-09 23:59:18
● 2026-05-10 02:00:50
● 2026-05-10 08:01:16
○ 2026-05-10 08:41:28
○ 2026-05-10 13:01:56
● 2026-05-10 15:16:42
○ 2026-05-10 16:03:26
○ 2026-05-10 18:48:20
● 2026-05-10 20:00:38
○ 2026-05-10 20:34:52
● 2026-05-10 21:31:22
○ 2026-05-10 22:13:56
● 2026-05-11 02:03:18
○ 2026-05-11 04:39:58
○ 2026-05-11 08:07:04
● 2026-05-11 09:19:12
○ 2026-05-11 10:03:44
● 2026-05-11 11:33:34
○ 2026-05-11 13:37:58
● 2026-05-11 15:12:12
○ 2026-05-11 16:30:24
○ 2026-05-11 19:22:22
● 2026-05-11 20:07:10
● 2026-05-11 21:46:44
○ 2026-05-11 22:26:24
○ 2026-05-12 00:09:04
● 2026-05-12 02:03:16
● 2026-05-12 05:40:24

○A18.185.24.462026-04-29 → 2026-05-12 · 168 obs

● 2026-04-29 03:48:06
○ 2026-04-29 17:03:36
● 2026-04-29 17:37:58
● 2026-04-29 19:36:16
○ 2026-04-29 20:54:56
● 2026-04-29 22:22:24
● 2026-04-29 23:36:46
○ 2026-04-30 00:14:40
● 2026-04-30 01:00:44
● 2026-04-30 02:15:14
○ 2026-04-30 02:51:52
● 2026-04-30 03:43:46
● 2026-04-30 04:31:44
○ 2026-04-30 05:04:26
● 2026-04-30 05:47:16
● 2026-04-30 08:01:26
○ 2026-04-30 08:52:58
● 2026-04-30 10:01:00
● 2026-04-30 17:59:36
○ 2026-04-30 19:41:06
● 2026-04-30 20:20:42
○ 2026-04-30 20:58:38
● 2026-04-30 21:34:40
● 2026-05-01 00:35:00
○ 2026-05-01 01:41:24
○ 2026-05-01 02:58:22
● 2026-05-01 03:31:46
● 2026-05-01 06:48:22
○ 2026-05-01 07:42:18
● 2026-05-01 08:49:52
● 2026-05-01 12:20:06
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● 2026-05-01 15:18:04
● 2026-05-01 17:56:00
○ 2026-05-01 19:42:48
● 2026-05-01 22:07:38
○ 2026-05-02 01:43:30
● 2026-05-02 02:16:02
● 2026-05-02 04:49:50
○ 2026-05-02 07:43:06
○ 2026-05-02 09:32:18
● 2026-05-02 10:50:44
● 2026-05-02 18:49:28
○ 2026-05-02 19:44:36
● 2026-05-02 20:37:56
○ 2026-05-02 21:36:12
● 2026-05-02 22:15:54
● 2026-05-03 09:50:14
○ 2026-05-03 10:25:32
● 2026-05-03 11:16:52
● 2026-05-03 13:01:46
○ 2026-05-03 13:45:58
● 2026-05-03 14:24:14
○ 2026-05-03 15:02:06
● 2026-05-03 15:34:32
● 2026-05-03 18:37:02
○ 2026-05-03 19:47:08
○ 2026-05-03 21:01:56
● 2026-05-03 21:53:32
○ 2026-05-04 01:01:02
● 2026-05-04 01:36:16
● 2026-05-04 02:24:26
○ 2026-05-04 02:56:52
● 2026-05-04 04:36:42
● 2026-05-04 06:19:14
○ 2026-05-04 07:48:04
● 2026-05-04 08:19:18
○ 2026-05-04 08:59:08
● 2026-05-04 09:32:18
● 2026-05-04 12:45:38
○ 2026-05-04 13:46:40
● 2026-05-04 17:08:54
● 2026-05-04 23:54:38
○ 2026-05-05 01:49:28
○ 2026-05-05 07:49:48
● 2026-05-05 08:51:26
○ 2026-05-05 10:21:24
● 2026-05-05 12:06:12
○ 2026-05-05 13:50:24
○ 2026-05-05 15:10:06
● 2026-05-05 15:55:14
● 2026-05-05 19:46:18
○ 2026-05-05 21:07:00
● 2026-05-05 22:56:36
○ 2026-05-06 00:34:04
● 2026-05-06 01:21:52
○ 2026-05-06 01:52:46
● 2026-05-06 03:40:42
● 2026-05-06 06:40:08
○ 2026-05-06 07:53:14
○ 2026-05-06 15:14:30
● 2026-05-06 16:01:06
● 2026-05-06 16:55:02
○ 2026-05-06 19:54:24
○ 2026-05-06 21:06:40
● 2026-05-06 21:45:48
● 2026-05-07 06:00:54
○ 2026-05-07 07:26:34
● 2026-05-07 07:58:54
● 2026-05-07 10:33:20
○ 2026-05-07 11:34:04
● 2026-05-07 12:12:38
○ 2026-05-07 13:54:22
○ 2026-05-07 15:09:08
● 2026-05-07 16:20:38
○ 2026-05-07 18:04:30
● 2026-05-07 18:57:12
○ 2026-05-07 19:54:56
● 2026-05-07 21:00:54
● 2026-05-07 22:47:40
○ 2026-05-08 01:55:34
○ 2026-05-08 09:17:26
● 2026-05-08 13:17:42
○ 2026-05-08 13:57:30
● 2026-05-08 14:48:24
● 2026-05-08 15:25:38
○ 2026-05-08 16:05:40
● 2026-05-08 16:43:40
● 2026-05-08 17:54:40
○ 2026-05-08 18:53:02
○ 2026-05-08 21:28:16
● 2026-05-08 22:50:54
○ 2026-05-09 01:41:24
● 2026-05-09 04:19:06
○ 2026-05-09 04:54:30
○ 2026-05-09 06:05:56
● 2026-05-09 06:39:12
○ 2026-05-09 07:25:20
● 2026-05-09 08:28:30
● 2026-05-09 11:40:46
○ 2026-05-09 12:37:02
○ 2026-05-09 13:57:42
● 2026-05-09 15:10:44
● 2026-05-09 17:50:14
○ 2026-05-09 18:41:26
● 2026-05-09 19:40:18
○ 2026-05-09 20:55:32
● 2026-05-09 21:46:18
○ 2026-05-09 22:18:12
● 2026-05-09 23:06:02
● 2026-05-09 23:59:18
○ 2026-05-10 02:00:50
○ 2026-05-10 08:01:16
● 2026-05-10 08:41:28
● 2026-05-10 13:01:56
○ 2026-05-10 15:16:42
● 2026-05-10 16:03:26
● 2026-05-10 18:48:20
○ 2026-05-10 20:00:38
● 2026-05-10 20:34:52
○ 2026-05-10 21:31:22
● 2026-05-10 22:13:56
○ 2026-05-11 02:03:18
● 2026-05-11 04:39:58
● 2026-05-11 08:07:04
○ 2026-05-11 09:19:12
● 2026-05-11 10:03:44
○ 2026-05-11 11:33:34
● 2026-05-11 13:37:58
○ 2026-05-11 15:12:12
● 2026-05-11 16:30:24
● 2026-05-11 19:22:22
○ 2026-05-11 20:07:10
○ 2026-05-11 21:46:44
● 2026-05-11 22:26:24
● 2026-05-12 00:09:04
○ 2026-05-12 02:03:16
○ 2026-05-12 05:40:24

●A2600:1f18:297:ba0e:7900:f622:48a8:f2662026-04-29 → 2026-05-12 · 168 obs

●A2600:1f18:297:ba18:6ddc:5d8f:6053:f0032026-04-29 → 2026-05-12 · 168 obs

●A2600:1f18:297:ba24:b508:76de:f4a:df342026-04-29 → 2026-05-12 · 168 obs

○A2a05:d014:803:f30a:4c8d:5530:dac2:1792026-04-29 → 2026-05-12 · 168 obs

○A2a05:d014:803:f30c:505c:9738:13c:b7a52026-04-29 → 2026-05-12 · 168 obs

○A2a05:d014:803:f30e:ffe5:90d1:736a:fcad2026-04-29 → 2026-05-12 · 168 obs

○A3.126.5.1882026-04-29 → 2026-05-12 · 168 obs

○A3.71.139.1532026-04-29 → 2026-05-12 · 168 obs

●A54.157.108.1582026-04-29 → 2026-05-12 · 168 obs

●A98.83.184.1332026-04-29 → 2026-05-12 · 168 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	-
redhat.dev	dns1.p04.nsone.net, dns4.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net	-

✅ Authoritative Response

Server:198.51.44.68

NS records: dns1.p04.nsone.net, dns4.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for redhat.dev (unsigned zone)

⏱️ Timing

Total: 1897ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`98.83.184.133, 100.28.104.175...`
AAAA	3	`2600:1f18:297:ba24:b508:76de:f4a:df34, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003...`
NS	4	`dns1.p04.nsone.net, dns2.p04.nsone.net...`
MX	1	`mx1.redhat.com (pri: 200)`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.p04.nsone.net hostmaster.nsone.net`