circulars.dev - dns.ninja
circulars.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:43c1🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:b421🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.67.193Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.33🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ada.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| NS | elijah.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| A | 108.162.195.253🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| A | 162.159.44.253Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| A | 172.64.35.253🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elijah.ns.cloudflare.com | ||||||
| MX | mail.circulars.dev ⭐ | ||||||
| A | 103.246.250.53🇦🇺 HOST-AS-AP103.246.250.0/24 GoHosting PO Box 1470 | ||||||
| PTR | mail.circulars.dev | ||||||
| TXT | google-site-verification=ckF0zraUesEbEL4aducT4BOZ_8bIWuHSXbTQSjwb_uA | ||||||
| TXT | https://keyoxide.org/A7EBE918E1931F95AED878E15FD9E3482ABB74DE | ||||||
| TXT | v=spf1 mx ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.67.193, 172.67.180.33 | ||||||
| IPv6 hints | 2606:4700:3031::6815:43c1, 2606:4700:3035::ac43:b421 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com | ||||||
| SOA | ada.ns.cloudflare.comdns@cloudflare.com serial=2410862649 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Subdomains
mail.circulars.dev |
plausible.circulars.dev |
Same first word
DNS History
8 records (7 active, 1 former)
●NSada.ns.cloudflare.com2026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●NSelijah.ns.cloudflare.com2026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●MXmail.circulars.dev2026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●A104.21.67.1932026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●A172.67.180.332026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●A2606:4700:3031::6815:43c12026-02-24 → 2026-07-31 · 2 obs
● 2026-07-31 10:32:12
●A2606:4700:3035::ac43:b4212026-07-14 → 2026-07-31 · 3 obs
● 2026-07-14 09:15:34
● 2026-07-31 10:32:12
○A2606:4700:3036::ac43:b4212026-02-24 → 2026-02-24 · 3 obs
○ 2026-07-14 09:15:34
○ 2026-07-31 10:32:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| circulars.dev | ada.ns.cloudflare.com, elijah.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.253
NS records: ada.ns.cloudflare.com, elijah.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for circulars.dev (unsigned zone)
⏱️ Timing
Total: 613ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.180.33, 104.21.67.193 |
| AAAA | 2 | 2606:4700:3035::ac43:b421, 2606:4700:3031::6815:43c1 |
| NS | 2 | ada.ns.cloudflare.com, elijah.ns.cloudflare.com |
| MX | 1 | mail.circulars.dev (pri: 0) |
| TXT | 3 | google-site-verification=ckF0zraUesEbEL4, https://keyoxide.org/A7EBE918E1931F95AED... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ada.ns.cloudflare.com dns.cloudflare.com |
Analysis
Hierarchy
mail.circulars.dev and plausible.circulars.dev are both subdomains of circulars.dev.
IP Addresses
circulars.dev has four IP addresses: 104.21.67.193, 172.67.180.33, 2606:4700:3031::6815:43c1 and 2606:4700:3035::ac43:b421.
ek10.wowpic2.store, askchike.com, swood.name and two other host names share IP numbers with circulars.dev.
Name Servers
circulars.dev is delegated to two name servers: ada.ns.cloudflare.com and elijah.ns.cloudflare.com.
circulars.dev uses the same name servers as several other domains — among them dud88.com, mavenstat.com, thsm5d.cn and two more.
circulars.dev shares at least some of its name servers with other domains, including hoteismabu.com.br, ganaencasa.fyi, zest4lifeuk.com and two others.
These name servers are frequently paired with the name servers syeef.ns.cloudflare.com, coco.ns.cloudflare.com and magali.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
ada.ns.cloudflare.com resolves to 108.162.192.54, 172.64.32.54, 173.245.58.54 and 3 other IP addresses.
elijah.ns.cloudflare.com resolves to 108.162.195.253, 162.159.44.253, 172.64.35.253 and 3 other IP addresses.
Mail Servers
Mail for circulars.dev is handled by a single mail server, mail.circulars.dev.
The mail server configuration of circulars.dev is identical to that of other domains — pawjob.dev being one example.
mail.circulars.dev resolves to a single IP number: 103.246.250.53.