apps.mathlearningcenter.org - dns.ninja

`apps.mathlearningcenter.org`

CNAME	`d3tpyje5n90yi4.cloudfront.net`
DNSSEC	⚠️ Not signed
A	2600:9000:215a:400:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:3400:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:3c00:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:4600:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:5400:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:a000:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:d400:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	2600:9000:215a:f400:18:678:eb00:93a1^{🇺🇸 Amazon2600:9000:215a::/48 - CloudFront}
A	52.85.193.114^{🇺🇸 Amazon52.85.192.0/22 - CloudFront TD}
A	52.85.193.117^{🇺🇸 Amazon52.85.192.0/22 - CloudFront TD}
A	52.85.193.122^{🇺🇸 Amazon52.85.192.0/22 - CloudFront TD}
A	52.85.193.125^{🇺🇸 Amazon52.85.192.0/22 - CloudFront TD}
NS	`ns-919.awsdns-50.net` ⭐
		A	2600:9000:5303:9700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-919.awsdns-50.net`
		A	205.251.195.151^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-919.awsdns-50.net`
NS	`ns-1406.awsdns-47.org`
		A	2600:9000:5305:7e00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1406.awsdns-47.org`
		A	205.251.197.126^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1406.awsdns-47.org`
NS	`ns-188.awsdns-23.com`
		A	2600:9000:5300:bc00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-188.awsdns-23.com`
		A	205.251.192.188^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-188.awsdns-23.com`
NS	`ns-1928.awsdns-49.co.uk`
		A	2600:9000:5307:8800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1928.awsdns-49.co.uk`
		A	205.251.199.136^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1928.awsdns-49.co.uk`
HTTPS	HTTP/2
SOA	`ns-919.awsdns-50.net`awsdns-hostmaster@amazon.com serial=1

`mathlearningcenter.org`

DNSSEC	⚠️ Not signed
A	2606:4700:10::6814:1010^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:10::ac42:9fa5^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.20.16.16^{Cloudflare104.20.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.159.165^{🇺🇸 Cloudflare172.66.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bethany.ns.cloudflare.com` ⭐
NS	`bjorn.ns.cloudflare.com`
MX	`mathlearningcenter-org.mail.protection.outlook.com` ⭐
TXT	`00d3h000001zljleay`
TXT	`5przq2nxhv5yxw7zh6p9y81bjny3slvw`
TXT	`SFMC-49R3itJboGqJbx9ISxt9DVv9zD4JPaV1PRqGuJXZ`
TXT	`apple-domain-verification=1p43MnTRFk6yz3Ah`
TXT	`apple-domain-verification=OUM510BoHDhuWvO-r_5jjPq7y8439BoyiEMfA6jsK-Q`
TXT	`atlassian-domain-verification=xHiwE5CW8t6LsS044S1whUuBxP2TmsBvaxv6Hx9f1szl/k4...`
TXT	`gfb9dv37s2jf1nnkvmlwy3tdq8b3j5f8`
TXT	`google-site-verification=ecYKYHk444uFQYJ-aB9-2kBpvTERL9-IIlrcPG0Rcvo`
TXT	`google-site-verification=pvIQfOu1L2NBP5oKS3q46JF9nAuvvcM3uS5pdvG9gOk`
TXT	`jw71yy64mxn2s0f40tz5s2j95ftpsc3x`
TXT	`mathlearningcenter.org MS=ms84275494`
TXT	`rg9syy21599zsjdcnljz5pxqlh0wvdfd`
TXT	`v=spf1 include:spf.protection.outlook.com include:21111292.spf06.hubspotemail...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.20.16.16, 172.66.159.165
		IPv6 hints	2606:4700:10::6814:1010, 2606:4700:10::ac42:9fa5
SOA	`bethany.ns.cloudflare.com`dns@cloudflare.com serial=2411203576

WOT: SAFE (64/100)
rank #102034 globally
rank #9532 in the tld
WOT: SAFE (80/100)
📈 Tranco rank: #223,134

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DNS History

49 records (1 active, 48 former)

○A13.32.205.1402018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.1932018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.2052018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.382018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.52018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.552018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.682018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.32.205.942018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.35.20.1012018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.35.20.602018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.35.20.722018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A13.35.20.872018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.131.1092018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.131.412018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.131.452018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.131.732018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.201.1402018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.201.1412018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.201.1632018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.201.2542018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.1312018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.1582018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.1712018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.1862018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.2092018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.2112018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.392018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A52.85.83.782018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.1142018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.1192018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.1312018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.1892018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.1962018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.682018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.772018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.192.146.822018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.135.1002018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.135.1962018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.135.2312018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.135.352018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.173.1022018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.173.352018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.173.482018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.173.802018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.59.1002018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.59.2082018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.59.2352018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

○A54.230.59.462018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 12:42:00
○ 2026-05-08 17:25:20
○ 2026-08-03 02:13:10

●CNAMEd3tpyje5n90yi4.cloudfront.net2026-05-08 → 2026-08-03 · 2 obs

● 2026-05-08 17:25:20
● 2026-08-03 02:13:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
mathlearningcenter.org	bethany.ns.cloudflare.com, bjorn.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.98

NS records: bethany.ns.cloudflare.com, bjorn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathlearningcenter.org (unsigned zone)

⏱️ Timing

Total: 614ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`d3tpyje5n90yi4.cloudfront.net`

Analysis

IP Addresses

apps.mathlearningcenter.org has 12 IP addresses — 52.85.193.114, 52.85.193.117, 52.85.193.122 and 9 more.

zankyou.co.uk, aromind.co.kr, stritaschool.org and two other host names share IP numbers with apps.mathlearningcenter.org.

Name Servers

The authoritative name servers for apps.mathlearningcenter.org are ns-188.awsdns-23.com, ns-919.awsdns-50.net, ns-1406.awsdns-47.org and ns-1928.awsdns-49.co.uk.

apps.mathlearningcenter.org shares at least some of its name servers with other domains, including theferryshop.com, www.nijisanji.jp, in.holcim.net and two others.

The host names ns-188.awsdns-23.com, ns-919.awsdns-50.net, ns-1406.awsdns-47.org and ns-1928.awsdns-49.co.uk each resolve to two IP addresses: ns-188.awsdns-23.com resolves to 205.251.192.188 and 2600:9000:5300:bc00::1; ns-919.awsdns-50.net resolves to 205.251.195.151 and 2600:9000:5303:9700::1; ns-1406.awsdns-47.org resolves to 205.251.197.126 and 2600:9000:5305:7e00::1; ns-1928.awsdns-49.co.uk resolves to 205.251.199.136 and 2600:9000:5307:8800::1.