holan.dev - dns.ninja
holan.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::ac43:d068🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:2587🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.37.135Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.208.104🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | lars.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bc3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| A | 108.162.193.195🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| A | 172.64.33.195🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| A | 173.245.59.195🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lars.ns.cloudflare.com | ||||||
| NS | meadow.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2633🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c233🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2233🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 108.162.194.51🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 162.159.38.51Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| A | 172.64.34.51🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meadow.ns.cloudflare.com | ||||||
| MX | jaguar.blueboard.cz ⭐ | ||||||
| A | 2a00:1ed0:45::c🇨🇿 VSHOSTING2a00:1ed0::/32 | ||||||
| PTR | jaguar.blueboard.cz | ||||||
| A | 178.251.187.8🇨🇿 VSHOSTING178.251.184.0/21 | ||||||
| PTR | jaguar.blueboard.cz | ||||||
| TXT | google-site-verification=I7FTEv8lDa1Lj6P4Ek5apW2b1ZZA28DwRsUJax8nzNU | ||||||
| TXT | v=spf1 a mx include:spf.blueboard.cz -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.37.135, 172.67.208.104 | ||||||
| IPv6 hints | 2606:4700:3035::ac43:d068, 2606:4700:3036::6815:2587 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=105, name=cloudflare-ech.com | ||||||
| SOA | lars.ns.cloudflare.comdns@cloudflare.com serial=2410323666 | ||||||
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
Similar names
DNS History
13 records (7 active, 6 former)
●NSlars.ns.cloudflare.com2026-03-26 → 2026-07-27 · 2 obs
● 2026-07-27 12:04:14
●NSmeadow.ns.cloudflare.com2026-03-26 → 2026-07-27 · 2 obs
● 2026-07-27 12:04:14
●MXjaguar.blueboard.cz2026-03-26 → 2026-07-27 · 2 obs
● 2026-07-27 12:04:14
●A104.21.37.1352026-03-26 → 2026-07-27 · 4 obs
● 2026-06-15 17:13:08
○ 2026-06-30 16:16:34
● 2026-07-27 12:04:14
●A172.67.208.1042026-03-26 → 2026-07-27 · 4 obs
● 2026-06-15 17:13:08
○ 2026-06-30 16:16:34
● 2026-07-27 12:04:14
○A188.114.96.02026-06-30 → 2026-06-30 · 3 obs
● 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
○A188.114.97.02026-06-30 → 2026-06-30 · 3 obs
● 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
○A2606:4700:3031::6815:25872026-03-26 → 2026-06-15 · 4 obs
● 2026-06-15 17:13:08
○ 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
●A2606:4700:3035::ac43:d0682026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 12:04:14
●A2606:4700:3036::6815:25872026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 12:04:14
○A2606:4700:3037::ac43:d0682026-03-26 → 2026-06-15 · 4 obs
● 2026-06-15 17:13:08
○ 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
○A2a06:98c1:3120::2026-06-30 → 2026-06-30 · 3 obs
● 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
○A2a06:98c1:3121::2026-06-30 → 2026-06-30 · 3 obs
● 2026-06-30 16:16:34
○ 2026-07-27 12:04:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| holan.dev | lars.ns.cloudflare.com, meadow.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.195
NS records: lars.ns.cloudflare.com, meadow.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holan.dev (unsigned zone)
⏱️ Timing
Total: 619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.37.135, 172.67.208.104 |
| AAAA | 2 | 2606:4700:3035::ac43:d068, 2606:4700:3036::6815:2587 |
| NS | 2 | lars.ns.cloudflare.com, meadow.ns.cloudflare.com |
| MX | 1 | jaguar.blueboard.cz (pri: 10) |
| TXT | 2 | google-site-verification=I7FTEv8lDa1Lj6P, v=spf1 a mx include:spf.blueboard.cz -al |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | lars.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
holan.dev has four IP addresses: 104.21.37.135, 172.67.208.104, 2606:4700:3035::ac43:d068 and 2606:4700:3036::6815:2587.
bri.com.tw, mirsadovnikov.ru, bvdtoauqbruqydwmfhvvsupnfp.tazcmm.com and two other host names share IP numbers with holan.dev.
Name Servers
holan.dev is delegated to two name servers: lars.ns.cloudflare.com and meadow.ns.cloudflare.com.
holan.dev uses the same name servers as several other domains — among them marksmattress.com, profspin.ru, statelinefireworks.net and two more.
holan.dev has at least partial name server overlap with other domains, such as 2088.gq, standsunique.com, szttyg.com and two others.
It is common to see these name servers used together with name servers bonnie.ns.cloudflare.com and jewel.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
lars.ns.cloudflare.com resolves to 108.162.193.195, 172.64.33.195, 173.245.59.195 and 3 other IP addresses.
meadow.ns.cloudflare.com resolves to 108.162.194.51, 162.159.38.51, 172.64.34.51 and 3 other IP addresses.
Mail Servers
Mail for holan.dev is handled by a single mail server, jaguar.blueboard.cz.
holan.dev uses an identical mail server configuration to several other domains — among them homar.cz, luo.cz, dvoraci.eu and two more.
holan.dev has at least partial mail server overlap with other domains such as zpravyzchebu.cz, napas.sk, benkoper.com and two more.
This set of mail servers commonly appears together with the mail servers ns2.blueboard.cz.
jaguar.blueboard.cz has two IP addresses: 178.251.187.8 and 2a00:1ed0:45::c.