checkup1.com - robtex.com
checkup1.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:a5b1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:b58🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.11.88Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.177🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jewel.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26ab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ab🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| A | 108.162.194.171🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| A | 162.159.38.171Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| A | 172.64.34.171🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jewel.ns.cloudflare.com | ||||||
| NS | louis.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c59🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c359🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2359🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| A | 108.162.195.89🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| A | 162.159.44.89Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| A | 172.64.35.89🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | louis.ns.cloudflare.com | ||||||
| MX | _dc-mx.3ebd1153af9b.checkup1.com ⭐ | ||||||
| A | 2a01:4f8:1061:10b1::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | dedi7269.your-server.de | ||||||
| A | 23.88.92.179🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| PTR | dedi7269.your-server.de | ||||||
| TXT | google-site-verification=sD8sXsSC9NluPFD7s2xbNkR9qmFQZkIgTK_xmzsxAJI | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.11.88, 172.67.165.177 | ||||||
| IPv6 | 2606:4700:3032::ac43:a5b1, 2606:4700:3036::6815:b58 | ||||||
| SOA | jewel.ns.cloudflare.comdns@cloudflare.com serial=2396426929 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774475107 | ||||||
Same first word
checkup1.com |
DNS History
7 records (7 active, 0 former)
●NSjewel.ns.cloudflare.com2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●NSlouis.ns.cloudflare.com2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●MX_dc-mx.3ebd1153af9b.checkup1.com2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●A104.21.11.882026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●A172.67.165.1772026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●A2606:4700:3032::ac43:a5b12026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
●A2606:4700:3036::6815:b582026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 21:59:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net... | - |
| checkup1.com | jewel.ns.cloudflare.com, louis.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.89
NS records: jewel.ns.cloudflare.com, louis.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for checkup1.com (unsigned zone)
⏱️ Timing
Total: 285ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.177, 104.21.11.88 |
| AAAA | 2 | 2606:4700:3036::6815:b58, 2606:4700:3032::ac43:a5b1 |
| NS | 2 | jewel.ns.cloudflare.com, louis.ns.cloudflare.com |
| MX | 1 | _dc-mx.3ebd1153af9b.checkup1.com (pri: 0 |
| TXT | 1 | google-site-verification=sD8sXsSC9NluPFD |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jewel.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (jewel.ns.cloudflare.com, jewel.ns.cloudflare.com, jewel.ns.cloudflare.com...)
Analysis
IP Addresses
Four IP numbers are pointed to by checkup1.com: 2606:4700:3032::ac43:a5b1, 2606:4700:3036::6815:b58, 104.21.11.88 and 172.67.165.177.
other host names including www.wide-net.pl, www.newsdesk-israel.com.cdn.cloudflare.net, idyf.com, netumo.com and www.homienjoy.com share IP numbers with checkup1.com.
Name Servers
checkup1.com is delegated to two name servers jewel.ns.cloudflare.com and louis.ns.cloudflare.com.
checkup1.com shares the same name server setup as other domains, for instance albertsabin.com, sonhosobreroda.com, ite.st, supersign.in and rankoptimizers.com.
checkup1.com at least partially shares name servers with other domains, for instance meta-support-signinid-c1v.pages.dev, digihomeservice.com, energyopportunities.info, hngdled.com and lasvegasescortmaria.com.
these name servers are commonly used alongside lars.ns.cloudflare.com.
Host names with six IP numbers:
Host name jewel.ns.cloudflare.com points to: 2606:4700:50::a29f:26ab, 2803:f800:50::6ca2:c2ab, 2a06:98c1:50::ac40:22ab, 108.162.194.171, 162.159.38.171 and 172.64.34.171.
Host name louis.ns.cloudflare.com points to: 2606:4700:58::a29f:2c59, 2803:f800:50::6ca2:c359, 2a06:98c1:50::ac40:2359, 108.162.195.89, 162.159.44.89 and 172.64.35.89.
Mail Servers
checkup1.com is handled by a single mail server, _dc-mx.3ebd1153af9b.checkup1.com.
_dc-mx.3ebd1153af9b.checkup1.com resolves to two IP numbers: 2a01:4f8:1061:10b1::2 and 23.88.92.179.