adventofcode.com - dns.ninja
adventofcode.com
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=1782176585 | ||||||
rank #10750 in the tld
📈 Tranco rank: #88,932
Subdomains
www.adventofcode.com |
Same first word
adventofcode.com |
DNS History
17 records (11 active, 6 former)
●NSns-1224.awsdns-25.org2016-12-05 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●NSns-1639.awsdns-12.co.uk2016-12-05 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●NSns-218.awsdns-27.com2016-12-05 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●NSns-784.awsdns-34.net2016-12-05 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●MXalt1.aspmx.l.google.com2026-04-22 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●MXalt2.aspmx.l.google.com2026-04-22 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●MXalt3.aspmx.l.google.com2026-04-22 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●MXalt4.aspmx.l.google.com2026-04-22 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●MXaspmx.l.google.com2026-04-22 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
●A3.208.159.232026-06-23 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
○A52.20.122.1122016-12-05 → 2016-12-05 · 3 obs
○ 2026-04-22 21:54:48
○ 2026-06-23 01:12:24
●A52.71.216.642026-06-23 → 2026-06-23 · 2 obs
● 2026-06-23 01:12:24
○A52.86.192.1352016-12-05 → 2016-12-05 · 3 obs
○ 2026-04-22 21:54:48
○ 2026-06-23 01:12:24
○A54.159.128.902026-04-22 → 2026-04-22 · 3 obs
● 2026-04-22 21:54:48
○ 2026-06-23 01:12:24
○A54.166.25.2042026-04-22 → 2026-06-23 · 2 obs
○ 2026-06-23 01:12:24
○A54.227.129.1282026-04-22 → 2026-04-22 · 3 obs
● 2026-04-22 21:54:48
○ 2026-06-23 01:12:24
○A54.243.253.1672026-04-22 → 2026-06-23 · 2 obs
○ 2026-06-23 01:12:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net... | - |
| adventofcode.com | ns-218.awsdns-27.com, ns-784.awsdns-34.net, ns-1639.awsdns-12.co.uk, ns-1224.awsdns-25.org | 2 records |
✅ Authoritative Response
Server:205.251.195.16
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: 411ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 52.71.216.64, 3.208.159.23 |
| NS | 4 | ns-1224.awsdns-25.org, ns-1639.awsdns-12.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 3 | google-site-verification=RJGYnnqDnB6LabX, google-site-verification=nnihjRJnNchIrA4... |
| SOA | 1 | ns-218.awsdns-27.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-218.awsdns-27.com, ns-218.awsdns-27.com)
Analysis
Hierarchy
adventofcode.com serves as the parent of www.adventofcode.com.
IP Addresses
adventofcode.com directs to two IP numbers, 3.208.159.23 and 52.71.216.64
ec2-52-71-216-64.compute-1.amazonaws.com is an example of another host name that shares IP numbers with adventofcode.com.
Name Servers
The NS records for adventofcode.com point to four name servers: ns-218.awsdns-27.com, ns-784.awsdns-34.net, ns-1224.awsdns-25.org and ns-1639.awsdns-12.co.uk.
adventofcode.com has at least partial name server overlap with other domains, such as spielaffe.com, mikejoycedev.com, everydaydoctors.com and two others.
ns-218.awsdns-27.com, ns-784.awsdns-34.net, ns-1224.awsdns-25.org and ns-1639.awsdns-12.co.uk all point to exactly two IP numbers each: ns-218.awsdns-27.com → 205.251.192.218 and 2600:9000:5300:da00::1; ns-784.awsdns-34.net → 205.251.195.16 and 2600:9000:5303:1000::1; ns-1224.awsdns-25.org → 205.251.196.200 and 2600:9000:5304:c800::1; ns-1639.awsdns-12.co.uk → 205.251.198.103 and 2600:9000:5306:6700::1.
Mail Servers
Mail for adventofcode.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between adventofcode.com and other domains, including ns500765.ns500734.ns500734.ns500693.ns500699.ns500734.ns500683.ns500693.ns500699.ns500588.ns500588.ns500588.ns500612.ns500588.ns500578.ns500110.dtrkdll.com, ns500758.ns500698.ns500758.ns500698.ns500698.ns500735.ns500698.ns500708.ns500619.ns500652.ns500576.trackreceptor.com, ns500724.ns500724.ns500599.ns500599.ns500737.ns500737.ns500599.ns500737.ns500724.ns500697.ns500583.ns500669.ns500599.ns500631.www.yummyflingsfinder.com and two others.
These mail servers frequently co-occur with the mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and two others.
Host names that have two IP addresses:
aspmx.l.google.com resolves to 142.251.167.26 and 2607:f8b0:4004:c23::1a.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.