checkmark.blue - robtex.com
checkmark.blue
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:8b1b🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5705🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.5Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.139.27🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | alina.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| A | 108.162.192.61🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| A | 172.64.32.61🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| A | 173.245.58.61🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alina.ns.cloudflare.com | ||||||
| NS | guy.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bad🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1ad🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21ad🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| A | 108.162.193.173🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| A | 172.64.33.173🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| A | 173.245.59.173🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | guy.ns.cloudflare.com | ||||||
| MX | _dc-mx.0353498b186f.checkmark.blue ⭐ | ||||||
| A | 199.188.200.182🇺🇸 NAMCHEAP-PH199.188.200.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | premium79-1.web-hosting.com | ||||||
| TXT | afternic-verification-2zJN2aSjsCFGyTStkWeUFG | ||||||
| TXT | google-site-verification=4KahFPh_dcJQHuMoqfSuwu-5hzct-F2qsqmOd3buoDU | ||||||
| TXT | google-site-verification=pJxUIbLCMDLiG9XFtvh36uKqnBHawNxcGfqCvaVpUl8 | ||||||
| TXT | v=spf1 +a +mx +ip4:199.188.200.178 include:spf.web-hosting.com ~all | ||||||
| TXT | yandex-verification: 7519415702e56a3d | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.87.5, 172.67.139.27 | ||||||
| IPv6 | 2606:4700:3033::ac43:8b1b, 2606:4700:3037::6815:5705 | ||||||
| SOA | alina.ns.cloudflare.comdns@cloudflare.com serial=2397709970 | ||||||
blue
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.blue ⭐ | ||||||
| NS | a2.nic.blue | ||||||
| NS | b0.nic.blue | ||||||
| NS | b2.nic.blue | ||||||
| NS | c0.nic.blue | ||||||
| SOA | a0.nic.bluehostmaster@donuts.email serial=1774379438 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSalina.ns.cloudflare.com2026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●NSguy.ns.cloudflare.com2026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●MX_dc-mx.0353498b186f.checkmark.blue2026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●A104.21.87.52026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●A172.67.139.272026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●A2606:4700:3033::ac43:8b1b2026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
●A2606:4700:3037::6815:57052026-02-22 → 2026-03-24 · 2 obs
● 2026-03-24 19:48:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| blue | a2.nic.blue, b0.nic.blue, a0.nic.blue, c0.nic.blue... | 10 records |
| checkmark.blue | guy.ns.cloudflare.com, alina.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.173
NS records: guy.ns.cloudflare.com, alina.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for checkmark.blue (unsigned zone)
⏱️ Timing
Total: 738ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.139.27, 104.21.87.5 |
| AAAA | 2 | 2606:4700:3037::6815:5705, 2606:4700:3033::ac43:8b1b |
| NS | 2 | alina.ns.cloudflare.com, guy.ns.cloudflare.com |
| MX | 1 | _dc-mx.0353498b186f.checkmark.blue (pri: |
| TXT | 5 | afternic-verification-2zJN2aSjsCFGyTStkW, google-site-verification=4KahFPh_dcJQHuM... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alina.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (c0.nic.blue, b2.nic.blue, b0.nic.blue...)
Analysis
IP Addresses
checkmark.blue resolves to four IP numbers: 2606:4700:3033::ac43:8b1b, 2606:4700:3037::6815:5705, 104.21.87.5 and 172.67.139.27.
other host names for instance www.galwayautos.ie, kodbilen.com, 26512.click, www.hottest-girls-online.com and 1255a.com share IP numbers with checkmark.blue.
Name Servers
checkmark.blue is delegated to two name servers: alina.ns.cloudflare.com and guy.ns.cloudflare.com.
checkmark.blue shares the same name server setup as other domains, for example bcb.idv.tw, fix7.net, mediaforge.info, delimiter.online and registerit.click.
checkmark.blue at least partially shares name servers with other domains, for instance privatecontractors.com, 06940.cn, wpad.ltd, premiumshopzone.com and fivetiles.com.
These name servers are often used with lennon.ns.cloudflare.com and ines.ns.cloudflare.com.
Host names with six IP numbers:
alina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a3d, 2803:f800:50::6ca2:c03d, 2a06:98c1:50::ac40:203d, 108.162.192.61, 172.64.32.61 and 173.245.58.61; guy.ns.cloudflare.com points to: 2606:4700:58::adf5:3bad, 2803:f800:50::6ca2:c1ad, 2a06:98c1:50::ac40:21ad, 108.162.193.173, 172.64.33.173 and 173.245.59.173.
Mail Servers
checkmark.blue is handled by a single mail server, _dc-mx.0353498b186f.checkmark.blue.
Host name _dc-mx.0353498b186f.checkmark.blue points to IP address 199.188.200.182.