mathml.com - dns.ninja
mathml.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.37.49.50🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix | ||||||
| PTR | ec2-13-37-49-50.eu-west-3.compute.amazonaws.com | ||||||
| NS | ns-607.awsdns-11.net ⭐ | ||||||
| A | 2600:9000:5302:5f00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-607.awsdns-11.net | ||||||
| A | 205.251.194.95🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-607.awsdns-11.net | ||||||
| NS | ns-1311.awsdns-35.org ⚠️ Not in parent delegation | ||||||
| A | 2600:9000:5305:1f00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1311.awsdns-35.org | ||||||
| A | 205.251.197.31🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| NS | ns-161.awsdns-20.com ⚠️ Not in parent delegation | ||||||
| A | 2600:9000:5300:a100::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-161.awsdns-20.com | ||||||
| A | 205.251.192.161🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-161.awsdns-20.com | ||||||
| NS | ns-2026.awsdns-61.co.uk | ||||||
| A | 2600:9000:5307:ea00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-2026.awsdns-61.co.uk | ||||||
| A | 205.251.199.234🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-2026.awsdns-61.co.uk | ||||||
| SOA | ns-607.awsdns-11.netawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782659745 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns-1311.awsdns-35.org2015-07-22 → 2026-06-28 · 2 obs
● 2026-06-28 15:35:38
●NSns-161.awsdns-20.com2015-07-22 → 2026-06-28 · 2 obs
● 2026-06-28 15:35:38
●NSns-2026.awsdns-61.co.uk2015-07-22 → 2026-06-28 · 2 obs
● 2026-06-28 15:35:38
●NSns-607.awsdns-11.net2015-07-22 → 2026-06-28 · 2 obs
● 2026-06-28 15:35:38
●A13.37.49.502026-02-14 → 2026-06-28 · 3 obs
● 2026-02-14 23:40:24
● 2026-06-28 15:35:38
○A82.223.131.2002015-07-22 → 2015-11-15 · 4 obs
● 2015-11-15 02:31:26
○ 2016-01-27 19:44:40
○ 2026-06-28 15:35:38
○A82.223.25.792016-01-27 → 2020-04-23 · 5 obs
● 2016-01-27 19:44:40
● 2020-04-23 04:31:28
○ 2026-02-14 23:40:24
○ 2026-06-28 15:35:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathml.com | ns-607.awsdns-11.net, ns-2026.awsdns-61.co.uk | - |
✅ Authoritative Response
Server:205.251.194.95
NS records: ns-607.awsdns-11.net, ns-2026.awsdns-61.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathml.com (unsigned zone)
⏱️ Timing
Total: 865ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.37.49.50 |
| NS | 4 | ns-1311.awsdns-35.org, ns-161.awsdns-20.com... |
| SOA | 1 | ns-607.awsdns-11.net awsdns-hostmaster.a |
Analysis
IP Addresses
mathml.com points to a single IP number: 13.37.49.50.
Additional host names — including stemcollection.com and ec2-13-37-49-50.eu-west-3.compute.amazonaws.com — share IP numbers with mathml.com.
Name Servers
mathml.com has four authoritative name servers: ns-161.awsdns-20.com, ns-607.awsdns-11.net, ns-1311.awsdns-35.org and ns-2026.awsdns-61.co.uk.
mathml.com has at least partial name server overlap with other domains, such as native-tech.net, avsotoyz.cl, tarotmania.es and two others.
It is common to find these name servers paired with the name servers ns-985.awsdns-59.net.
ns-161.awsdns-20.com, ns-607.awsdns-11.net, ns-1311.awsdns-35.org and ns-2026.awsdns-61.co.uk all point to exactly two IP numbers each: ns-161.awsdns-20.com → 205.251.192.161 and 2600:9000:5300:a100::1; ns-607.awsdns-11.net → 205.251.194.95 and 2600:9000:5302:5f00::1; ns-1311.awsdns-35.org → 205.251.197.31 and 2600:9000:5305:1f00::1; ns-2026.awsdns-61.co.uk → 205.251.199.234 and 2600:9000:5307:ea00::1.