github-alert.com - dns.ninja
github-alert.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1790.awsdns-31.co.uk ⭐ | ||||||
| A | 2600:9000:5306:fe00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1790.awsdns-31.co.uk | ||||||
| A | 205.251.198.254🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1790.awsdns-31.co.uk | ||||||
| NS | ns-1191.awsdns-20.org | ||||||
| A | 2600:9000:5304:a700::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1191.awsdns-20.org | ||||||
| A | 205.251.196.167🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| NS | ns-251.awsdns-31.com | ||||||
| A | 2600:9000:5300:fb00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-251.awsdns-31.com | ||||||
| A | 205.251.192.251🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-251.awsdns-31.com | ||||||
| NS | ns-903.awsdns-48.net | ||||||
| A | 2600:9000:5303:8700::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-903.awsdns-48.net | ||||||
| A | 205.251.195.135🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-903.awsdns-48.net | ||||||
| TXT | v=spf1 include:_phishspf.knowbe4.com ~all | ||||||
| SOA | ns-1790.awsdns-31.co.ukawsdns-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=1787232549 | ||||||
Same first word
github-alert.com |
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns-1191.awsdns-20.org2026-02-27 → 2026-08-20 · 2 obs
● 2026-08-20 13:36:40
●NSns-1790.awsdns-31.co.uk2026-02-27 → 2026-08-20 · 2 obs
● 2026-08-20 13:36:40
●NSns-251.awsdns-31.com2026-02-27 → 2026-08-20 · 2 obs
● 2026-08-20 13:36:40
●NSns-903.awsdns-48.net2026-02-27 → 2026-08-20 · 2 obs
● 2026-08-20 13:36:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| github-alert.com | ns-251.awsdns-31.com, ns-903.awsdns-48.net, ns-1790.awsdns-31.co.uk, ns-1191.awsdns-20.org | 2 records |
✅ Authoritative Response
Server:205.251.192.251
NS records: ns-251.awsdns-31.com, ns-903.awsdns-48.net, ns-1790.awsdns-31.co.uk, ns-1191.awsdns-20.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for github-alert.com (unsigned zone)
⏱️ Timing
Total: 700ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1191.awsdns-20.org, ns-1790.awsdns-31.co.uk... |
| TXT | 1 | v=spf1 include:_phishspf.knowbe4.com ~al |
| SOA | 1 | ns-1790.awsdns-31.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-251.awsdns-31.com, ns-251.awsdns-31.com)
Analysis
Name Servers
github-alert.com has four authoritative name servers: ns-251.awsdns-31.com, ns-903.awsdns-48.net, ns-1191.awsdns-20.org and ns-1790.awsdns-31.co.uk.
The name servers of github-alert.com overlap at least partially with those of other domains — among them goodgamefarmfever.com, dwagx5qxkx1jz.cloudfront.net, d37bw6a0g2bvvn.cloudfront.net and two more.
Each of the four hosts ns-251.awsdns-31.com, ns-903.awsdns-48.net, ns-1191.awsdns-20.org and ns-1790.awsdns-31.co.uk has two IP addresses. ns-251.awsdns-31.com points to 205.251.192.251 and 2600:9000:5300:fb00::1. ns-903.awsdns-48.net points to 205.251.195.135 and 2600:9000:5303:8700::1. ns-1191.awsdns-20.org points to 205.251.196.167 and 2600:9000:5304:a700::1. ns-1790.awsdns-31.co.uk points to 205.251.198.254 and 2600:9000:5306:fe00::1.