exercise.quest - robtex.com
exercise.quest
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:d1a9🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:3541🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.53.65Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.169🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | harley.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c80🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c380🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2380🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| A | 108.162.195.128🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| A | 162.159.44.128Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| A | 172.64.35.128🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harley.ns.cloudflare.com | ||||||
| NS | nadia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3acf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0cf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20cf🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 108.162.192.207🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 172.64.32.207🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 173.245.58.207🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| MX | mailserver.purelymail.com ⭐ | ||||||
| A | 18.204.123.63🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-204-123-63.compute-1.amazonaws.com | ||||||
| TXT | purelymail_ownership_proof=9cb0231a29baaa3cacaa88f2451fc163086f7e24d1c939cd68... | ||||||
| TXT | v=spf1 include:_spf.purelymail.com ~all | ||||||
| TXT | v=spf1 include:spf.efwd.registrar-servers.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.53.65, 172.67.209.169 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:d1a9, 2606:4700:3036::6815:3541 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com | ||||||
| SOA | harley.ns.cloudflare.comdns@cloudflare.com serial=2406846626 | ||||||
quest
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a-cnic.nic.quest | ||||||
| NS | b-cnic.nic.quest | ||||||
| NS | c-cnic.nic.quest | ||||||
| NS | d-cnic.nic.quest | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1783797072 | ||||||
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSharley.ns.cloudflare.com2026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●NSnadia.ns.cloudflare.com2026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●MXmailserver.purelymail.com2026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●A104.21.53.652026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●A172.67.209.1692026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●A2606:4700:3033::ac43:d1a92026-05-08 → 2026-07-11 · 2 obs
● 2026-07-11 19:15:52
●A2606:4700:3036::6815:35412026-07-11 → 2026-07-11 · 3 obs
● 2026-07-11 14:18:16
● 2026-07-11 19:15:52
○A2606:4700:3037::6815:35412026-05-08 → 2026-06-14 · 4 obs
● 2026-06-14 20:46:16
○ 2026-07-11 14:18:16
○ 2026-07-11 19:15:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| quest | a-cnic.nic.quest, b-cnic.nic.quest, c-cnic.nic.quest, d-cnic.nic.quest | 8 records |
| exercise.quest | nadia.ns.cloudflare.com, harley.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.128
NS records: nadia.ns.cloudflare.com, harley.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for exercise.quest (unsigned zone)
⏱️ Timing
Total: 489ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.209.169, 104.21.53.65 |
| AAAA | 2 | 2606:4700:3033::ac43:d1a9, 2606:4700:3036::6815:3541 |
| NS | 2 | harley.ns.cloudflare.com, nadia.ns.cloudflare.com |
| MX | 1 | mailserver.purelymail.com (pri: 50) |
| TXT | 3 | purelymail_ownership_proof=9cb0231a29baa, v=spf1 include:_spf.purelymail.com ~all... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | harley.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a-cnic.nic.quest, a-cnic.nic.quest, b-cnic.nic.quest...)
Analysis
IP Addresses
exercise.quest has four IP addresses: 104.21.53.65, 172.67.209.169, 2606:4700:3033::ac43:d1a9 and 2606:4700:3036::6815:3541.
cdn.xoilac7.tv, osvita.cz, www.bet9999.bet and two other host names share IP numbers with exercise.quest.
Name Servers
exercise.quest is served by two delegated name servers, harley.ns.cloudflare.com and nadia.ns.cloudflare.com.
exercise.quest uses the same name servers as several other domains — among them dbisyourfriend.com, hbgnow.com, casino-zerkalo.pw and two more.
exercise.quest has at least partial name server overlap with other domains, such as burymebrewing.com, information-net.com, wellness.im and two others.
It is common to find these name servers paired with the name servers nicole.ns.cloudflare.com, dakota.ns.cloudflare.com, rihana.ns.cloudflare.com and ollie.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
harley.ns.cloudflare.com carries IP addresses 108.162.195.128, 162.159.44.128 and 172.64.35.128, with 3 other addresses beyond those.
nadia.ns.cloudflare.com carries IP addresses 108.162.192.207, 172.64.32.207 and 173.245.58.207, with 3 other addresses beyond those.
Mail Servers
Mail for exercise.quest is handled by a single mail server, mailserver.purelymail.com.
exercise.quest uses an identical mail server configuration to several other domains — among them airdrink.it, dadvskids.com, ranma.com and two more.
There is at least a partial overlap in mail servers between exercise.quest and other domains like vicano.net, vintory.com and plata.si.
There is one IP number for mailserver.purelymail.com: 18.204.123.63.