`apa.symknowledge.jp`

DNSSEC	⚠️ Not signed
A	3.170.19.29^{🇺🇸 Amazon3.170.19.0/24}
		PTR	`server-3-170-19-29.iad61.r.cloudfront.net`
A	3.170.19.52^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.86^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.105^{🇺🇸 Amazon3.170.19.0/24}
NS	`ns-1088.awsdns-08.org` ⭐
		A	2600:9000:5304:4000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1088.awsdns-08.org`
		A	205.251.196.64^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1088.awsdns-08.org`
NS	`ns-1736.awsdns-25.co.uk`
		A	2600:9000:5306:c800::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1736.awsdns-25.co.uk`
		A	205.251.198.200^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1736.awsdns-25.co.uk`
NS	`ns-365.awsdns-45.com`
		A	2600:9000:5301:6d00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-365.awsdns-45.com`
		A	205.251.193.109^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-365.awsdns-45.com`
NS	`ns-838.awsdns-40.net`
		A	2600:9000:5303:4600::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-838.awsdns-40.net`
		A	205.251.195.70^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-838.awsdns-40.net`
SOA	`ns-1088.awsdns-08.org`awsdns-hostmaster@amazon.com serial=1

Same first word

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Similar names

paa.ch

paa.dk

aap.com

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aap.design

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paa.de

paa.se

aap.org.br

paa.cn

aap.co.id

aap.photo

paa.in

DNS History

36 records (8 active, 28 former)

●NSns-1088.awsdns-08.org2026-02-19 → 2026-03-23 · 2 obs

● 2026-02-19 04:12:32
● 2026-03-23 10:59:40

●NSns-1736.awsdns-25.co.uk2026-02-19 → 2026-03-23 · 2 obs

● 2026-02-19 04:12:32
● 2026-03-23 10:59:40

●NSns-365.awsdns-45.com2026-02-19 → 2026-03-23 · 2 obs

● 2026-02-19 04:12:32
● 2026-03-23 10:59:40

●NSns-838.awsdns-40.net2026-02-19 → 2026-03-23 · 2 obs

● 2026-02-19 04:12:32
● 2026-03-23 10:59:40

○A13.33.235.102026-03-23 → 2026-03-23 · 7 obs

○ 2026-03-23 04:06:24
● 2026-03-23 05:14:56
● 2026-03-23 06:21:00
○ 2026-03-23 07:16:58
● 2026-03-23 08:18:30
○ 2026-03-23 10:59:38
○ 2026-03-23 10:59:40

○A13.33.235.642026-03-23 → 2026-03-23 · 7 obs

○ 2026-03-23 04:06:24
● 2026-03-23 05:14:56
● 2026-03-23 06:21:00
○ 2026-03-23 07:16:58
● 2026-03-23 08:18:30
○ 2026-03-23 10:59:38
○ 2026-03-23 10:59:40

○A13.33.235.682026-03-23 → 2026-03-23 · 7 obs

○ 2026-03-23 04:06:24
● 2026-03-23 05:14:56
● 2026-03-23 06:21:00
○ 2026-03-23 07:16:58
● 2026-03-23 08:18:30
○ 2026-03-23 10:59:38
○ 2026-03-23 10:59:40

○A13.33.235.902026-03-23 → 2026-03-23 · 7 obs

○ 2026-03-23 04:06:24
● 2026-03-23 05:14:56
● 2026-03-23 06:21:00
○ 2026-03-23 07:16:58
● 2026-03-23 08:18:30
○ 2026-03-23 10:59:38
○ 2026-03-23 10:59:40

○A13.33.82.1222026-03-08 → 2026-03-08 · 4 obs

○ 2026-03-08 17:56:00
● 2026-03-08 23:07:30
○ 2026-03-09 00:47:40
○ 2026-03-23 10:59:40

○A13.33.82.402026-03-08 → 2026-03-08 · 4 obs

○ 2026-03-08 17:56:00
● 2026-03-08 23:07:30
○ 2026-03-09 00:47:40
○ 2026-03-23 10:59:40

○A13.33.82.792026-03-08 → 2026-03-08 · 4 obs

○ 2026-03-08 17:56:00
● 2026-03-08 23:07:30
○ 2026-03-09 00:47:40
○ 2026-03-23 10:59:40

○A13.33.82.952026-03-08 → 2026-03-08 · 4 obs

○ 2026-03-08 17:56:00
● 2026-03-08 23:07:30
○ 2026-03-09 00:47:40
○ 2026-03-23 10:59:40

○A13.35.93.1112026-03-07 → 2026-03-22 · 12 obs

○ 2026-03-07 17:59:26
● 2026-03-07 22:16:24
● 2026-03-07 23:07:00
○ 2026-03-08 00:41:52
○ 2026-03-14 07:09:08
● 2026-03-14 12:58:18
● 2026-03-14 15:46:48
○ 2026-03-14 16:47:52
○ 2026-03-22 09:58:10
● 2026-03-22 15:18:10
○ 2026-03-22 16:23:16
○ 2026-03-23 10:59:40

○A13.35.93.302026-03-07 → 2026-03-22 · 12 obs

○A13.35.93.512026-03-07 → 2026-03-22 · 12 obs

○A13.35.93.732026-03-07 → 2026-03-22 · 12 obs

○A18.160.10.22026-03-01 → 2026-03-20 · 20 obs

○ 2026-03-01 04:09:24
● 2026-03-01 06:22:40
○ 2026-03-01 07:46:20
○ 2026-03-12 18:27:42
● 2026-03-12 23:07:14
○ 2026-03-13 01:55:06
○ 2026-03-17 05:40:04
● 2026-03-17 07:47:36
○ 2026-03-17 09:42:36
○ 2026-03-18 23:07:18
● 2026-03-19 00:47:56
○ 2026-03-19 01:40:42
○ 2026-03-19 20:27:26
● 2026-03-19 23:07:14
○ 2026-03-20 00:27:04
○ 2026-03-20 04:02:30
● 2026-03-20 06:15:38
● 2026-03-20 10:36:30
○ 2026-03-20 16:12:56
○ 2026-03-23 10:59:40

○A18.160.10.352026-03-01 → 2026-03-20 · 20 obs

○A18.160.10.392026-03-01 → 2026-03-20 · 20 obs

○A18.160.10.802026-03-01 → 2026-03-20 · 20 obs

○A18.165.9.1152026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 08:06:08
● 2026-03-21 09:40:04
○ 2026-03-21 10:10:14
○ 2026-03-23 10:59:40

○A18.165.9.442026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 08:06:08
● 2026-03-21 09:40:04
○ 2026-03-21 10:10:14
○ 2026-03-23 10:59:40

○A18.165.9.622026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 08:06:08
● 2026-03-21 09:40:04
○ 2026-03-21 10:10:14
○ 2026-03-23 10:59:40

○A18.165.9.782026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 08:06:08
● 2026-03-21 09:40:04
○ 2026-03-21 10:10:14
○ 2026-03-23 10:59:40

○A216.137.53.152026-02-19 → 2026-03-23 · 154 obs

● 2026-02-19 04:12:32
○ 2026-02-22 08:05:14
● 2026-02-22 12:34:00
● 2026-02-26 04:07:18
○ 2026-02-26 23:58:44
○ 2026-02-27 12:35:20
● 2026-02-28 00:35:50
● 2026-02-28 22:25:40
○ 2026-03-01 04:09:24
○ 2026-03-01 06:22:40
● 2026-03-01 07:46:20
○ 2026-03-01 13:58:46
● 2026-03-01 15:08:02
● 2026-03-01 17:21:14
○ 2026-03-01 23:12:36
● 2026-03-02 05:31:50
○ 2026-03-02 16:36:24
○ 2026-03-03 23:08:24
● 2026-03-04 01:41:18
○ 2026-03-04 06:35:12
○ 2026-03-04 14:46:52
● 2026-03-04 22:45:26
○ 2026-03-05 07:58:54
○ 2026-03-06 03:19:52
● 2026-03-06 03:53:26
● 2026-03-06 07:21:00
○ 2026-03-06 08:01:40
● 2026-03-06 08:44:58
● 2026-03-06 17:57:16
○ 2026-03-06 18:44:00
○ 2026-03-07 03:01:24
● 2026-03-07 04:28:54
● 2026-03-07 09:00:10
○ 2026-03-07 11:06:12
● 2026-03-07 12:37:48
● 2026-03-07 17:59:26
○ 2026-03-07 22:16:24
○ 2026-03-08 00:41:52
● 2026-03-08 03:27:02
● 2026-03-08 12:00:50
○ 2026-03-08 12:46:36
● 2026-03-08 17:56:00
○ 2026-03-08 23:07:30
○ 2026-03-09 00:47:40
● 2026-03-09 08:59:40
○ 2026-03-09 09:53:30
● 2026-03-09 15:02:36
○ 2026-03-09 15:43:18
○ 2026-03-09 23:06:56
● 2026-03-09 23:49:42
● 2026-03-10 02:47:12
○ 2026-03-10 06:29:20
● 2026-03-10 08:31:38
○ 2026-03-10 10:04:30
● 2026-03-10 12:27:38
○ 2026-03-10 22:55:18
● 2026-03-11 04:42:30
● 2026-03-11 12:05:22
○ 2026-03-11 12:35:52
● 2026-03-11 13:40:22
○ 2026-03-11 15:19:16
○ 2026-03-11 16:59:26
● 2026-03-11 17:33:32
● 2026-03-11 21:07:08
○ 2026-03-11 22:47:44
● 2026-03-12 04:26:18
○ 2026-03-12 05:35:30
○ 2026-03-12 23:07:14
● 2026-03-13 01:55:06
● 2026-03-13 07:33:30
○ 2026-03-13 08:44:02
● 2026-03-13 10:19:38
○ 2026-03-13 11:03:36
● 2026-03-13 12:01:58
● 2026-03-13 13:00:54
○ 2026-03-13 20:32:14
○ 2026-03-13 23:43:48
● 2026-03-14 01:15:00
○ 2026-03-14 02:13:46
● 2026-03-14 03:06:08
● 2026-03-14 07:09:08
○ 2026-03-14 12:58:18
○ 2026-03-14 15:46:48
● 2026-03-14 16:47:52
● 2026-03-14 20:29:16
○ 2026-03-14 23:07:20
● 2026-03-15 02:46:14
○ 2026-03-15 05:19:08
○ 2026-03-15 06:20:04
● 2026-03-15 10:40:58
○ 2026-03-15 11:28:38
○ 2026-03-15 13:08:42
● 2026-03-15 13:43:26
○ 2026-03-15 16:01:00
○ 2026-03-15 23:07:00
● 2026-03-16 01:27:38
○ 2026-03-16 02:40:00
● 2026-03-16 04:05:02
○ 2026-03-16 06:07:38
○ 2026-03-16 09:25:12
● 2026-03-16 12:01:14
○ 2026-03-16 13:02:28
○ 2026-03-16 23:03:40
● 2026-03-16 23:54:02
○ 2026-03-17 03:36:28
● 2026-03-17 04:20:22
● 2026-03-17 05:40:04
○ 2026-03-17 07:47:36
○ 2026-03-17 09:42:36
● 2026-03-17 11:14:00
○ 2026-03-17 13:23:58
○ 2026-03-17 19:55:20
● 2026-03-17 22:38:06
● 2026-03-18 07:51:34
○ 2026-03-18 13:46:52
● 2026-03-18 16:24:08
○ 2026-03-18 17:22:22
○ 2026-03-18 19:36:38
● 2026-03-18 21:10:56
○ 2026-03-18 23:07:18
○ 2026-03-19 00:47:56
● 2026-03-19 01:40:42
● 2026-03-19 02:41:00
○ 2026-03-19 08:50:46
○ 2026-03-19 16:52:10
● 2026-03-19 20:27:26
○ 2026-03-19 23:07:14
● 2026-03-20 00:27:04
● 2026-03-20 04:02:30
○ 2026-03-20 06:15:38
○ 2026-03-20 10:36:30
● 2026-03-20 16:12:56
● 2026-03-20 23:03:32
○ 2026-03-20 23:44:56
● 2026-03-21 02:44:08
○ 2026-03-21 08:06:08
○ 2026-03-21 09:40:04
● 2026-03-21 10:10:14
○ 2026-03-21 11:25:38
○ 2026-03-21 13:23:22
● 2026-03-21 17:28:00
○ 2026-03-21 20:44:20
○ 2026-03-21 23:07:54
● 2026-03-22 05:29:14
● 2026-03-22 09:58:10
○ 2026-03-22 15:18:10
● 2026-03-22 16:23:16
○ 2026-03-22 19:53:12
● 2026-03-22 20:58:08
○ 2026-03-22 22:35:58
● 2026-03-23 02:18:16
● 2026-03-23 04:06:24
○ 2026-03-23 05:14:56
○ 2026-03-23 10:59:40

○A216.137.53.402026-02-19 → 2026-03-23 · 154 obs

○A216.137.53.482026-02-19 → 2026-03-23 · 154 obs

○A216.137.53.602026-02-19 → 2026-03-23 · 154 obs

●A3.170.19.1052026-03-01 → 2026-03-23 · 94 obs

○ 2026-02-28 22:25:40
● 2026-03-01 04:09:24
○ 2026-03-01 06:22:40
○ 2026-03-01 17:21:14
● 2026-03-01 23:12:36
○ 2026-03-02 05:31:50
○ 2026-03-02 16:36:24
● 2026-03-02 23:06:18
● 2026-03-03 01:09:46
○ 2026-03-03 04:48:26
○ 2026-03-03 10:01:28
● 2026-03-03 23:08:24
○ 2026-03-04 01:41:18
● 2026-03-04 06:35:12
○ 2026-03-04 09:27:38
○ 2026-03-04 12:00:20
● 2026-03-04 14:46:52
○ 2026-03-04 22:45:26
○ 2026-03-05 07:58:54
● 2026-03-05 10:40:54
○ 2026-03-05 12:13:20
○ 2026-03-05 13:01:40
● 2026-03-05 15:02:14
● 2026-03-05 15:32:48
○ 2026-03-05 17:55:18
● 2026-03-05 22:09:38
○ 2026-03-05 23:01:58
○ 2026-03-06 18:44:00
● 2026-03-06 23:06:56
● 2026-03-07 01:42:42
○ 2026-03-07 03:01:24
○ 2026-03-09 15:43:18
● 2026-03-09 17:11:58
● 2026-03-09 23:06:56
○ 2026-03-09 23:49:42
○ 2026-03-10 08:31:38
● 2026-03-10 10:04:30
○ 2026-03-10 12:27:38
● 2026-03-10 22:55:18
○ 2026-03-11 04:42:30
○ 2026-03-11 13:40:22
● 2026-03-11 15:19:16
○ 2026-03-11 15:54:44
● 2026-03-11 16:59:26
○ 2026-03-11 17:33:32
○ 2026-03-12 06:14:22
● 2026-03-12 09:12:04
○ 2026-03-12 10:17:40
○ 2026-03-12 14:21:12
● 2026-03-12 15:34:38
○ 2026-03-12 18:27:42
○ 2026-03-14 20:29:16
● 2026-03-14 23:07:20
○ 2026-03-15 02:46:14
● 2026-03-15 05:19:08
○ 2026-03-15 06:20:04
○ 2026-03-15 16:01:00
● 2026-03-15 23:07:00
○ 2026-03-16 01:27:38
○ 2026-03-16 06:07:38
● 2026-03-16 09:25:12
○ 2026-03-16 12:01:14
○ 2026-03-16 16:03:00
● 2026-03-16 20:18:00
● 2026-03-16 23:03:40
○ 2026-03-16 23:54:02
○ 2026-03-18 07:51:34
● 2026-03-18 13:46:52
○ 2026-03-18 16:24:08
● 2026-03-18 17:22:22
○ 2026-03-18 19:36:38
○ 2026-03-18 21:10:56
● 2026-03-18 23:07:18
○ 2026-03-19 00:47:56
○ 2026-03-21 02:44:08
● 2026-03-21 08:06:08
○ 2026-03-21 09:40:04
○ 2026-03-21 11:25:38
● 2026-03-21 12:01:42
● 2026-03-21 13:23:22
○ 2026-03-21 17:28:00
○ 2026-03-21 20:44:20
● 2026-03-21 23:07:54
○ 2026-03-22 05:29:14
○ 2026-03-22 16:23:16
● 2026-03-22 19:53:12
○ 2026-03-22 20:58:08
● 2026-03-22 22:35:58
○ 2026-03-23 02:18:16
○ 2026-03-23 06:21:00
● 2026-03-23 07:16:58
○ 2026-03-23 08:18:30
● 2026-03-23 10:59:38
● 2026-03-23 10:59:40

●A3.170.19.292026-03-01 → 2026-03-23 · 94 obs

●A3.170.19.522026-03-01 → 2026-03-23 · 94 obs

●A3.170.19.862026-03-01 → 2026-03-23 · 94 obs

○A99.84.41.1242026-02-22 → 2026-03-21 · 132 obs

○ 2026-02-19 04:12:32
● 2026-02-22 08:05:14
○ 2026-02-22 12:34:00
○ 2026-02-26 04:07:18
● 2026-02-26 23:58:44
● 2026-02-27 12:35:20
○ 2026-02-28 00:35:50
○ 2026-03-01 07:46:20
● 2026-03-01 13:58:46
○ 2026-03-01 15:08:02
○ 2026-03-02 05:31:50
● 2026-03-02 16:36:24
○ 2026-03-02 23:06:18
○ 2026-03-03 01:09:46
● 2026-03-03 04:48:26
● 2026-03-03 10:01:28
○ 2026-03-03 23:08:24
○ 2026-03-04 06:35:12
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○A99.84.41.182026-02-22 → 2026-03-21 · 132 obs

○A99.84.41.372026-02-22 → 2026-03-21 · 132 obs

○A99.84.41.72026-02-22 → 2026-03-21 · 132 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
symknowledge.jp	ns-863.awsdns-43.net, ns-98.awsdns-12.com, ns-1926.awsdns-48.co.uk, ns-1518.awsdns-61.org	-
apa.symknowledge.jp	ns-1088.awsdns-08.org, ns-1736.awsdns-25.co.uk, ns-365.awsdns-45.com, ns-838.awsdns-40.net	-

✅ Authoritative Response

Server:205.251.193.109

NS records: ns-1088.awsdns-08.org, ns-1736.awsdns-25.co.uk, ns-365.awsdns-45.com, ns-838.awsdns-40.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for symknowledge.jp (unsigned zone)

⏱️ Timing

Total: 3278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.19.52, 3.170.19.105...`
NS	4	`ns-1088.awsdns-08.org, ns-1736.awsdns-25.co.uk...`
SOA	1	`ns-1088.awsdns-08.org awsdns-hostmaster.`

Analysis

IP Addresses

apa.symknowledge.jp points to four IP numbers: 3.170.19.29, 3.170.19.52, 3.170.19.86 and 3.170.19.105.

Name Servers

apa.symknowledge.jp is delegated to four name servers: ns-365.awsdns-45.com, ns-838.awsdns-40.net, ns-1088.awsdns-08.org and ns-1736.awsdns-25.co.uk.

apa.symknowledge.jp shares name servers with other domains at least partially, for instance huronareaeducationfcu.com, fong.kr, www.flexmagazine.com, delihelwave.com and pawinhand.kr.

Host names with two IP numbers:

ns-365.awsdns-45.com resolves to 2600:9000:5301:6d00::1 and 205.251.193.109.

ns-838.awsdns-40.net resolves to 2600:9000:5303:4600::1 and 205.251.195.70.

ns-1088.awsdns-08.org resolves to 2600:9000:5304:4000::1 and 205.251.196.64.

ns-1736.awsdns-25.co.uk resolves to 2600:9000:5306:c800::1 and 205.251.198.200.

	DNSSEC	⚠️ Not signed
	A	23.236.62.147^{🇺🇸 Google23.236.62.0/24}
	NS	`ns-1926.awsdns-48.co.uk` ⭐
	NS	`ns-1518.awsdns-61.org`
	NS	`ns-863.awsdns-43.net`
	NS	`ns-98.awsdns-12.com`
	MX	`symknowledge.sakura.ne.jp` ⭐
	TXT	`v=spf1 a:www4091.sakura.ne.jp a:kanaestimate.symknowledge.jp ip4:54.168.140.1...`
	SOA	`ns-1926.awsdns-48.co.uk`awsdns-hostmaster@amazon.com serial=1

apa.symknowledge.jp - robtex.com