cooldown.dev - robtex.com
cooldown.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:4eeb🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:8a6b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.78.235Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.138.107🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ali.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| A | 108.162.192.59🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| A | 172.64.32.59🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| A | 173.245.58.59🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ali.ns.cloudflare.com | ||||||
| NS | yichun.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f8🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 108.162.193.248🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 172.64.33.248🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| A | 173.245.59.248🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | yichun.ns.cloudflare.com | ||||||
| MX | mi3-ss113.a2hosting.com ⭐ | ||||||
| A | 75.98.175.98🇺🇸 A2HOSTING75.98.160.0/20 A2 Hosting, Inc. | ||||||
| PTR | mi3-ss113.a2hosting.com | ||||||
| TXT | google-site-verification=v343k8RQtXATkY9XkIh50KEEzIHPm9RdwnG2Iq7Ho1w | ||||||
| TXT | v=spf1 +mx +a +ip4:66.198.240.43 ~all | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.78.235, 172.67.138.107 | ||||||
| IPv6 hints | 2606:4700:3035::6815:4eeb, 2606:4700:3035::ac43:8a6b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=64, name=cloudflare-ech.com | ||||||
| SOA | ali.ns.cloudflare.comdns@cloudflare.com serial=2410102688 | ||||||
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 | ||||||
Same first word
DNS History
9 records (7 active, 2 former)
●NSali.ns.cloudflare.com2026-06-15 → 2026-08-05 · 2 obs
● 2026-08-05 12:22:26
●NSyichun.ns.cloudflare.com2026-06-15 → 2026-08-05 · 2 obs
● 2026-08-05 12:22:26
●MXmi3-ss113.a2hosting.com2026-06-15 → 2026-08-05 · 2 obs
● 2026-08-05 12:22:26
●A104.21.78.2352026-06-15 → 2026-08-05 · 2 obs
● 2026-08-05 12:22:26
●A172.67.138.1072026-06-15 → 2026-08-05 · 2 obs
● 2026-08-05 12:22:26
○A2606:4700:3031::6815:4eeb2026-06-15 → 2026-06-15 · 3 obs
○ 2026-07-04 11:43:38
○ 2026-08-05 12:22:26
○A2606:4700:3034::ac43:8a6b2026-06-15 → 2026-06-15 · 3 obs
○ 2026-07-04 11:43:38
○ 2026-08-05 12:22:26
●A2606:4700:3035::6815:4eeb2026-07-04 → 2026-08-05 · 3 obs
● 2026-07-04 11:43:38
● 2026-08-05 12:22:26
●A2606:4700:3035::ac43:8a6b2026-07-04 → 2026-08-05 · 3 obs
● 2026-07-04 11:43:38
● 2026-08-05 12:22:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | - |
| cooldown.dev | ali.ns.cloudflare.com, yichun.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.59
NS records: ali.ns.cloudflare.com, yichun.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cooldown.dev (unsigned zone)
⏱️ Timing
Total: 1166ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.138.107, 104.21.78.235 |
| AAAA | 2 | 2606:4700:3035::6815:4eeb, 2606:4700:3035::ac43:8a6b |
| NS | 2 | ali.ns.cloudflare.com, yichun.ns.cloudflare.com |
| MX | 1 | mi3-ss113.a2hosting.com (pri: 0) |
| TXT | 2 | google-site-verification=v343k8RQtXATkY9, v=spf1 +mx +a +ip4:66.198.240.43 ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | ali.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
cooldown.dev resolves to four IP addresses: 104.21.78.235, 172.67.138.107, 2606:4700:3035::6815:4eeb and 2606:4700:3035::ac43:8a6b.
Among the host names that share IP numbers with cooldown.dev are www.itubola.net, 5775record.ru, theoutnet.biz and two others.
Name Servers
cooldown.dev uses two name servers for its delegation: ali.ns.cloudflare.com and yichun.ns.cloudflare.com.
cooldown.dev has the same name server delegation as a number of other domains, such as gearset.com, office356-cloud.click, advateklighting.com and two more.
cooldown.dev has at least partial name server overlap with other domains, such as simplywinesdirect.uk, jzg.io, caseydolan.com and two others.
These name servers are routinely co-deployed with the name servers earl.ns.cloudflare.com, matteo.ns.cloudflare.com, zod.ns.cloudflare.com and two others.
Host names resolving to 6 IP numbers:
Hostname ali.ns.cloudflare.com directs to 108.162.192.59, 172.64.32.59 and 173.245.58.59 along with 3 other IP addresses.
Hostname yichun.ns.cloudflare.com directs to 108.162.193.248, 172.64.33.248 and 173.245.59.248 along with 3 other IP addresses.
Mail Servers
cooldown.dev routes its mail through a single mail server, mi3-ss113.a2hosting.com.
cooldown.dev has mail servers in common with spirited.io, kenandsue.org, tanata.com and flinvestigator.com, among others.
mi3-ss113.a2hosting.com directs to just one IP number, 75.98.175.98.