`authorapi-va.learnosity.com`

DNSSEC	⚠️ Not signed
A	13.227.107.21^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
		PTR	`server-13-227-107-21.gru3.r.cloudfront.net`
A	13.227.107.27^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.107.103^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.107.104^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}

`learnosity.com`

	DNSSEC	⚠️ Not signed
	A	141.193.213.10^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
	A	141.193.213.11^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
	NS	`ns-1932.awsdns-49.co.uk` ⭐
	NS	`ns-1265.awsdns-30.org`
	NS	`ns-378.awsdns-47.com`
	NS	`ns-605.awsdns-11.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`aspmx2.googlemail.com`⁽¹⁰⁾
	MX	`aspmx3.googlemail.com`⁽¹⁰⁾
	TXT	`00D37000000JMoX=1TBUk000000001d`
	TXT	`MS=49BED6BBB91349A4EF9C84D4716F7BD205168041`
	TXT	`MS=ms56875425`
	TXT	`ZOOM_verify_3OB9ggqAfhXSO4Fykl9xNj`
	TXT	`access-domain-verification=c280c1ba48c15e29847e2e5a695dab63b132a36765913724e6...`
	TXT	`amazonses:GRMWLlAGYGoUd8rSRdQHnXHm5hfAe3jMN3yLnJ57tNE=`
	TXT	`anthropic-domain-verification-g16vww=rheiIFBKpkHntOzQzve7ohUt5`
	TXT	`apple-domain-verification=doAoXk939IVuCRGP`
	TXT	`atlassian-domain-verification=iwMljHQy4SVeU1y8matcQjN4PHRd3JI8oTuYOHbRMYKaCzd...`
	TXT	`docusign=b635f60a-6cb5-4993-9f03-9b68c08a9969`
	TXT	`google-site-verification=4pqd4jndaMnb2hSFNB0FQIe7X0W1pkNagxZs69QI0MA`
	TXT	`google-site-verification=54QjPTzhS556dC2lmUShzK1U6l_jXYhCb7VlVasV9hA`
	TXT	`google-site-verification=GwkQ14hNPR3EoJaDZfPgE5_vZ8uprglIqKSP062mp2U`
	TXT	`hcp-domain-verification=a1f0c5b1a6f26f9f6b01cc10a2473a7a5ec4735fd99cc2db7e441...`
	TXT	`jamf-site-verification=VengyGcGjD494QYErF5ybQ`
	TXT	`knowbe4-site-verification=18a8b2f31b5686b255fa80006d3aa1e4`
	TXT	`logmein-verification-code=177a6e1b-ede2-4b0d-a9d9-f5caa54b4e29`
	TXT	`openai-domain-verification=dv-yQzxVLgiAnpXNvAtRfZhI5My`
	TXT	`pardot_136671_*=00e45599abb353b509d0a7bfeca55b11150ebfb4f4145372f2445e9b31968570`
	TXT	`slack-domain-verification=KyRO15Y32fySXT2K0syflKnIWbN7rzXShpavcibB`
	TXT	`spf2.0/pra include:_spf.google.com include:amazonses.com -all`
	TXT	`twilio-domain-verification=3f8b59ad005469b6016eefa8b8b68f51`
	TXT	`v=spf1 include:_spf.google.com include:amazonses.com ip4:20.90.87.90 ip4:52.2...`
	SOA	`ns-1932.awsdns-49.co.uk`awsdns-hostmaster@amazon.com 2025-08-29 #1

WOT: SAFE (62/100)
rank #559815 globally
rank #250567 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (69/100)
📈 Tranco rank: #10,363

DNS History

32 records (4 active, 28 former)

○A108.156.152.202026-03-30 → 2026-03-31 · 8 obs

○ 2026-03-30 11:01:42
● 2026-03-30 18:23:44
○ 2026-03-31 03:43:04
● 2026-03-31 09:15:54
○ 2026-03-31 11:18:40
● 2026-03-31 15:29:14
○ 2026-04-02 05:11:14
○ 2026-04-12 11:05:46

○A108.156.152.232026-03-30 → 2026-03-31 · 8 obs

○ 2026-03-30 11:01:42
● 2026-03-30 18:23:44
○ 2026-03-31 03:43:04
● 2026-03-31 09:15:54
○ 2026-03-31 11:18:40
● 2026-03-31 15:29:14
○ 2026-04-02 05:11:14
○ 2026-04-12 11:05:46

○A108.156.152.292026-03-30 → 2026-03-31 · 8 obs

○ 2026-03-30 11:01:42
● 2026-03-30 18:23:44
○ 2026-03-31 03:43:04
● 2026-03-31 09:15:54
○ 2026-03-31 11:18:40
● 2026-03-31 15:29:14
○ 2026-04-02 05:11:14
○ 2026-04-12 11:05:46

○A108.156.152.712026-03-30 → 2026-03-31 · 8 obs

○ 2026-03-30 11:01:42
● 2026-03-30 18:23:44
○ 2026-03-31 03:43:04
● 2026-03-31 09:15:54
○ 2026-03-31 11:18:40
● 2026-03-31 15:29:14
○ 2026-04-02 05:11:14
○ 2026-04-12 11:05:46

●A13.227.107.1032026-03-30 → 2026-04-12 · 17 obs

○ 2026-03-27 11:28:04
● 2026-03-30 05:31:10
● 2026-03-30 11:01:42
○ 2026-03-30 18:23:44
● 2026-03-31 03:43:04
○ 2026-03-31 09:15:54
● 2026-03-31 11:18:40
○ 2026-03-31 15:29:14
● 2026-04-02 05:11:14
● 2026-04-02 16:08:30
○ 2026-04-02 18:28:52
○ 2026-04-07 11:48:06
● 2026-04-10 05:52:26
○ 2026-04-10 13:04:16
○ 2026-04-11 06:06:18
● 2026-04-12 07:38:32
● 2026-04-12 11:05:46

●A13.227.107.1042026-03-30 → 2026-04-12 · 17 obs

●A13.227.107.212026-03-30 → 2026-04-12 · 17 obs

●A13.227.107.272026-03-30 → 2026-04-12 · 17 obs

○A13.33.235.1132026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 16:08:56
● 2026-03-23 02:39:54
○ 2026-03-23 15:26:40
○ 2026-04-12 11:05:46

○A13.33.235.1172026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 16:08:56
● 2026-03-23 02:39:54
○ 2026-03-23 15:26:40
○ 2026-04-12 11:05:46

○A13.33.235.712026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 16:08:56
● 2026-03-23 02:39:54
○ 2026-03-23 15:26:40
○ 2026-04-12 11:05:46

○A13.33.235.992026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 16:08:56
● 2026-03-23 02:39:54
○ 2026-03-23 15:26:40
○ 2026-04-12 11:05:46

○A18.164.154.22026-03-17 → 2026-03-22 · 10 obs

○ 2026-03-17 01:58:14
● 2026-03-17 03:45:26
○ 2026-03-17 05:39:02
○ 2026-03-20 11:11:14
● 2026-03-21 18:15:54
○ 2026-03-22 00:54:02
○ 2026-03-22 02:26:44
● 2026-03-22 13:39:06
○ 2026-03-22 15:33:46
○ 2026-04-12 11:05:46

○A18.164.154.352026-03-17 → 2026-03-22 · 10 obs

○A18.164.154.382026-03-17 → 2026-03-22 · 10 obs

○A18.164.154.772026-03-17 → 2026-03-22 · 10 obs

○A18.164.96.22026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-22 13:39:06
● 2026-03-22 15:33:46
● 2026-03-22 16:08:56
○ 2026-03-23 02:39:54
○ 2026-04-12 11:05:46

○A18.164.96.472026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-22 13:39:06
● 2026-03-22 15:33:46
● 2026-03-22 16:08:56
○ 2026-03-23 02:39:54
○ 2026-04-12 11:05:46

○A18.164.96.52026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-22 13:39:06
● 2026-03-22 15:33:46
● 2026-03-22 16:08:56
○ 2026-03-23 02:39:54
○ 2026-04-12 11:05:46

○A18.164.96.712026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-22 13:39:06
● 2026-03-22 15:33:46
● 2026-03-22 16:08:56
○ 2026-03-23 02:39:54
○ 2026-04-12 11:05:46

○A18.165.98.192026-03-16 → 2026-03-27 · 12 obs

○ 2026-03-15 05:24:10
● 2026-03-16 04:42:32
● 2026-03-17 01:58:14
○ 2026-03-17 03:45:26
○ 2026-03-21 18:15:54
● 2026-03-22 00:54:02
● 2026-03-22 02:26:44
○ 2026-03-22 13:39:06
○ 2026-03-27 02:36:10
● 2026-03-27 11:28:04
○ 2026-03-30 05:31:10
○ 2026-04-12 11:05:46

○A18.165.98.272026-03-16 → 2026-03-27 · 12 obs

○A18.165.98.352026-03-16 → 2026-03-27 · 12 obs

○A18.165.98.972026-03-16 → 2026-03-27 · 12 obs

○A18.244.124.122026-03-15 → 2026-04-11 · 17 obs

● 2026-03-15 05:24:10
○ 2026-03-16 04:42:32
○ 2026-03-17 03:45:26
● 2026-03-17 05:39:02
○ 2026-03-20 11:11:14
○ 2026-03-23 02:39:54
● 2026-03-23 15:26:40
● 2026-03-27 02:36:10
○ 2026-03-27 11:28:04
○ 2026-04-02 16:08:30
● 2026-04-02 18:28:52
● 2026-04-07 11:48:06
○ 2026-04-10 05:52:26
● 2026-04-10 13:04:16
● 2026-04-11 06:06:18
○ 2026-04-12 07:38:32
○ 2026-04-12 11:05:46

○A18.244.124.1272026-03-15 → 2026-04-11 · 17 obs

○A18.244.124.312026-03-15 → 2026-04-11 · 17 obs

○A18.244.124.82026-03-15 → 2026-04-11 · 17 obs

○A3.168.147.1212026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-17 05:39:02
● 2026-03-20 11:11:14
○ 2026-03-21 18:15:54
○ 2026-04-12 11:05:46

○A3.168.147.322026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-17 05:39:02
● 2026-03-20 11:11:14
○ 2026-03-21 18:15:54
○ 2026-04-12 11:05:46

○A3.168.147.52026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-17 05:39:02
● 2026-03-20 11:11:14
○ 2026-03-21 18:15:54
○ 2026-04-12 11:05:46

○A3.168.147.732026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-17 05:39:02
● 2026-03-20 11:11:14
○ 2026-03-21 18:15:54
○ 2026-04-12 11:05:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...	-
learnosity.com	ns-605.awsdns-11.net, ns-378.awsdns-47.com, ns-1265.awsdns-30.org, ns-1932.awsdns-49.co.uk	1 record

✅ Authoritative Response

Server:205.251.199.140

NS records: ns-605.awsdns-11.net, ns-378.awsdns-47.com, ns-1265.awsdns-30.org, ns-1932.awsdns-49.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learnosity.com (unsigned zone)

⏱️ Timing

Total: 267ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.227.107.21, 13.227.107.27...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-378.awsdns-47.com)

Analysis

IP Addresses

authorapi-va.learnosity.com maps to four IP numbers: 13.227.107.21, 13.227.107.27, 13.227.107.103 and 13.227.107.104.

other host names include vincent-immersiv.de, inverse.com, vereinify.com, win444.xyz and exactsciences.fr; they share IP numbers with authorapi-va.learnosity.com.

authorapi-va.learnosity.com - robtex.com