2krn.bio - robtex.com
2krn.bio
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:dcfb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:265b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.38.91Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.220.251🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | josephine.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2640🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c240🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2240🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 108.162.194.64🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 172.64.34.64🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| NS | logan.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bc6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| A | 108.162.193.198🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| A | 172.64.33.198🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| A | 173.245.59.198🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | logan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.38.91, 172.67.220.251 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=1, name=cloudflare-ech.com | ||||||
| SOA | josephine.ns.cloudflare.comdns@cloudflare.com serial=2402326404 | ||||||
bio
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.bio ⭐ | ||||||
| NS | a2.nic.bio | ||||||
| NS | b0.nic.bio | ||||||
| NS | c0.nic.bio | ||||||
| SOA | a0.nic.biohostmaster@donuts.email serial=1778555522 | ||||||
Same first word
2krn.at |
2krn.chat |
2krn.club |
2krn.us |
2krn.my |
2krn.de |
2krn.vip |
2krn.win |
2krn.click |
2krn.bid |
2krn.bz |
2krn.bio |
2krn.com.se |
2krn.run |
Similar names
rnk2.com |
krn2.shop |
2knr.at |
kr2n.com |
nrk2.com |
nkr2.org |
n2kr.com |
nkr2.cc |
krn2.com |
kr2n.cc |
nr2k.de |
kn2r.com |
rnk2.net |
k2rn.com |
DNS History
6 records (6 active, 0 former)
●NSjosephine.ns.cloudflare.com2026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
●NSlogan.ns.cloudflare.com2026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
●A104.21.38.912026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
●A172.67.220.2512026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
●A2606:4700:3033::ac43:dcfb2026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
●A2606:4700:3035::6815:265b2026-05-05 → 2026-05-12 · 2 obs
● 2026-05-12 03:23:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bio | a0.nic.bio, a2.nic.bio, b0.nic.bio, c0.nic.bio | 8 records |
| 2krn.bio | logan.ns.cloudflare.com, josephine.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.198
NS records: logan.ns.cloudflare.com, josephine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2krn.bio (unsigned zone)
⏱️ Timing
Total: 3058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.38.91, 172.67.220.251 |
| AAAA | 2 | 2606:4700:3035::6815:265b, 2606:4700:3033::ac43:dcfb |
| NS | 2 | josephine.ns.cloudflare.com, logan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | josephine.ns.cloudflare.com dns.cloudfla |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.bio, a2.nic.bio, b0.nic.bio...)
Analysis
IP Addresses
2krn.bio maps to four IP numbers: 2606:4700:3033::ac43:dcfb, 2606:4700:3035::6815:265b, 104.21.38.91 and 172.67.220.251.
Other host names, for instance fdup.com, goyantec.com, www.adfastcorp.com, hothd(0x6675636b).com and shophopperlive.com share IP numbers with 2krn.bio.
Name Servers
Two name servers josephine.ns.cloudflare.com and logan.ns.cloudflare.com handle delegation for 2krn.bio.
2krn.bio uses the same name server setup as other domains, for example tep-pol.ru, krub32.cc, vk04.io, kra2b0.cc and sazo.vn.
2krn.bio partially shares name servers with other domains; examples include yweia.com, betterslimmeryou.com, prazdnik-irk.ru, cbegroup.net and 881433.com.
These name servers commonly accompany dion.ns.cloudflare.com, ned.ns.cloudflare.com, cheryl.ns.cloudflare.com and davina.ns.cloudflare.com.
Host names with six IP numbers: josephine.ns.cloudflare.com points to: 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64; logan.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc6, 2803:f800:50::6ca2:c1c6, 2a06:98c1:50::ac40:21c6, 108.162.193.198, 172.64.33.198 and 173.245.59.198.