save-api.mathlearningcenter.org - dns.ninja

`save-api.mathlearningcenter.org`

CNAME	`d3uqevgtl1znd0.cloudfront.net`
DNSSEC	⚠️ Not signed
A	3.170.3.14^{🇺🇸 Amazon3.170.3.0/24}
		PTR	`server-3-170-3-14.iad55.r.cloudfront.net`
A	3.170.3.38^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.91^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.109^{🇺🇸 Amazon3.170.3.0/24}
NS	`ns-813.awsdns-37.net` ⭐
		A	2600:9000:5303:2d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-813.awsdns-37.net`
		A	205.251.195.45^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-813.awsdns-37.net`
NS	`ns-1039.awsdns-01.org`
		A	2600:9000:5304:f00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1039.awsdns-01.org`
		A	205.251.196.15^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1039.awsdns-01.org`
NS	`ns-1741.awsdns-25.co.uk`
		A	2600:9000:5306:cd00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1741.awsdns-25.co.uk`
		A	205.251.198.205^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1741.awsdns-25.co.uk`
NS	`ns-444.awsdns-55.com`
		A	2600:9000:5301:bc00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-444.awsdns-55.com`
		A	205.251.193.188^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-444.awsdns-55.com`
HTTPS	HTTP/2
SOA	`ns-813.awsdns-37.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 #103379 globally
rank #9710 in the tld
WOT: SAFE (80/100)
📈 Tranco rank: #223,400

DNS History

5 records (1 active, 4 former)

○A13.224.227.1212020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 19:07:22
○ 2026-04-21 06:05:56
○ 2026-08-03 17:45:08

○A13.224.227.1252020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 19:07:22
○ 2026-04-21 06:05:56
○ 2026-08-03 17:45:08

○A13.224.227.192020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 19:07:22
○ 2026-04-21 06:05:56
○ 2026-08-03 17:45:08

○A13.224.227.22020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 19:07:22
○ 2026-04-21 06:05:56
○ 2026-08-03 17:45:08

●CNAMEd3uqevgtl1znd0.cloudfront.net2026-04-21 → 2026-08-03 · 2 obs

● 2026-04-21 06:05:56
● 2026-08-03 17:45:08

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:108.162.194.31

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: 579ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`d3uqevgtl1znd0.cloudfront.net`

Analysis

IP Addresses

save-api.mathlearningcenter.org points to the four IP addresses 3.170.3.14, 3.170.3.38, 3.170.3.91 and 3.170.3.109.

Additional host names — cdn2.singteldigital.com, www.notariat-kipping.de, www.sunvalleyfabric.com and two others — share IP numbers with save-api.mathlearningcenter.org.

Name Servers

save-api.mathlearningcenter.org has four authoritative name servers: ns-444.awsdns-55.com, ns-813.awsdns-37.net, ns-1039.awsdns-01.org and ns-1741.awsdns-25.co.uk.

There is at least partial name server overlap between save-api.mathlearningcenter.org and other domains — d16x4zsea42aqo.cloudfront.net, d1legqq6yzouvv.cloudfront.net, prepforward.com and two more among them.

All four hostnames — ns-444.awsdns-55.com, ns-813.awsdns-37.net, ns-1039.awsdns-01.org and ns-1741.awsdns-25.co.uk — resolve to two IP numbers apiece: ns-444.awsdns-55.com to 205.251.193.188 and 2600:9000:5301:bc00::1; ns-813.awsdns-37.net to 205.251.195.45 and 2600:9000:5303:2d00::1; ns-1039.awsdns-01.org to 205.251.196.15 and 2600:9000:5304:f00::1; ns-1741.awsdns-25.co.uk to 205.251.198.205 and 2600:9000:5306:cd00::1.