www.adventofcode.com - dns.ninja

www.adventofcode.com

DNSSEC⚠️ Not signed
A3.208.159.23🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-208-159-23.compute-1.amazonaws.com
A52.71.216.64🇺🇸 Amazon52.70.0.0/15 EC2 IAD prefix

adventofcode.com

DNSSEC⚠️ Not signed
A3.208.159.23🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
A52.71.216.64🇺🇸 Amazon52.70.0.0/15 EC2 IAD prefix
NSns-218.awsdns-27.com ⭐
NSns-1224.awsdns-25.org
NSns-1639.awsdns-12.co.uk
NSns-784.awsdns-34.net
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTgoogle-site-verification=RJGYnnqDnB6LabX1RR8Ppej3EY43mqp81mzpK7LJEjM
TXTgoogle-site-verification=nnihjRJnNchIrA4PzKdgLDCzYyL6Vy1nhtfh8b3HTRc
TXTv=spf1 include:_spf.google.com ~all
SOAns-218.awsdns-27.comawsdns-hostmaster@amazon.com serial=1
rank #21816 globally
rank #10750 in the tld
📈 Tranco rank: #88,932

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DNS History

8 records (2 active, 6 former)

2017201820192020202120222023202420252026A3.208.159.2352.71.216.6452.20.122.11252.55.170.14452.86.192.13554.166.25.20454.243.253.16754.81.227.71
●A3.208.159.232026-06-23 → 2026-06-23 · 3 obs
○ 2017-11-16 19:46:36
● 2026-06-23 12:34:22
● 2026-06-23 12:34:24
○A52.20.122.1122016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:44:14
○ 2017-11-16 19:46:36
○ 2026-06-23 12:34:24
○A52.55.170.1442017-11-16 → 2017-11-16 · 4 obs
○ 2016-12-28 16:44:14
● 2017-11-16 19:46:36
○ 2026-06-23 12:34:22
○ 2026-06-23 12:34:24
●A52.71.216.642026-06-23 → 2026-06-23 · 3 obs
○ 2017-11-16 19:46:36
● 2026-06-23 12:34:22
● 2026-06-23 12:34:24
○A52.86.192.1352016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 16:44:14
○ 2017-11-16 19:46:36
○ 2026-06-23 12:34:24
○A54.166.25.2042026-06-23 → 2026-06-23 · 2 obs
○ 2026-06-23 12:34:22
○ 2026-06-23 12:34:24
○A54.243.253.1672026-06-23 → 2026-06-23 · 2 obs
○ 2026-06-23 12:34:22
○ 2026-06-23 12:34:24
○A54.81.227.712017-11-16 → 2017-11-16 · 4 obs
○ 2016-12-28 16:44:14
● 2017-11-16 19:46:36
○ 2026-06-23 12:34:22
○ 2026-06-23 12:34:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
adventofcode.comns-218.awsdns-27.com, ns-784.awsdns-34.net, ns-1639.awsdns-12.co.uk, ns-1224.awsdns-25.org2 records

✅ Authoritative Response

Server:205.251.192.218

NS records: ns-218.awsdns-27.com, ns-784.awsdns-34.net, ns-1639.awsdns-12.co.uk, ns-1224.awsdns-25.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for adventofcode.com (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

TypeCountSample Data
A252.71.216.64, 3.208.159.23

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-218.awsdns-27.com, ns-218.awsdns-27.com)

Analysis

IP Addresses

www.adventofcode.com points to the IP addresses 3.208.159.23 and 52.71.216.64

Further host names like adventofcode.com and ec2-52-71-216-64.compute-1.amazonaws.com overlap in IP numbers with www.adventofcode.com.