martechcookbook.com - robtex.com
martechcookbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:2bd2🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:b984🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.43.210Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.185.132🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carl.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b6a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c16a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:216a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| A | 108.162.193.106🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| A | 172.64.33.106🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| A | 173.245.59.106🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carl.ns.cloudflare.com | ||||||
| NS | virginia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2625🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c225🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2225🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 108.162.194.37🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 162.159.38.37Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| A | 172.64.34.37🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | virginia.ns.cloudflare.com | ||||||
| MX | www4.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:27bd::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www4.your-server.de | ||||||
| A | 88.198.219.246🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | www4.your-server.de | ||||||
| TXT | google-site-verification=1R50jfYiGe9c_7jRQGtDgUeVHOhEmMSxRQN9mxmYF8c | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.43.210, 172.67.185.132 | ||||||
| IPv6 hints | 2606:4700:3034::6815:2bd2, 2606:4700:3037::ac43:b984 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com | ||||||
| SOA | carl.ns.cloudflare.comdns@cloudflare.com serial=2409889706 | ||||||
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=1785341637 | ||||||
Same first word
martechcookbook.com |
DNS History
7 records (7 active, 0 former)
●NScarl.ns.cloudflare.com2026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●NSvirginia.ns.cloudflare.com2026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●MXwww4.your-server.de2026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●A104.21.43.2102026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●A172.67.185.1322026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●A2606:4700:3034::6815:2bd22026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
●A2606:4700:3037::ac43:b9842026-06-30 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| martechcookbook.com | carl.ns.cloudflare.com, virginia.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.106
NS records: carl.ns.cloudflare.com, virginia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for martechcookbook.com (unsigned zone)
⏱️ Timing
Total: 152ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.43.210, 172.67.185.132 |
| AAAA | 2 | 2606:4700:3034::6815:2bd2, 2606:4700:3037::ac43:b984 |
| NS | 2 | carl.ns.cloudflare.com, virginia.ns.cloudflare.com |
| MX | 1 | www4.your-server.de (pri: 10) |
| TXT | 2 | google-site-verification=1R50jfYiGe9c_7j, v=spf1 +a +mx ?all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carl.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (carl.ns.cloudflare.com, carl.ns.cloudflare.com, carl.ns.cloudflare.com...)
Analysis
IP Addresses
martechcookbook.com points to the four IP addresses 104.21.43.210, 172.67.185.132, 2606:4700:3034::6815:2bd2 and 2606:4700:3037::ac43:b984.
Among the host names that share IP numbers with martechcookbook.com are session-proxy-worker.support-67d.workers.dev, openai.liuxindtc.workers.dev, www.contemporaryhomes.net and two others.
Name Servers
martechcookbook.com is served by two delegated name servers, carl.ns.cloudflare.com and virginia.ns.cloudflare.com.
martechcookbook.com has the same NS records as enticity.ca, svetl(0x616e616c)ove.com, lacronica.net and miratuzona.com.
At least some of martechcookbook.com's name servers are shared with other domains, for example karameta.com, sigmab.pro, shuangnei.com and two more.
It is common for these name servers to be used in conjunction with the name servers clay.ns.cloudflare.com, teagan.ns.cloudflare.com and olga.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
carl.ns.cloudflare.com carries IP addresses 108.162.193.106, 172.64.33.106 and 173.245.59.106, with 3 other addresses beyond those.
virginia.ns.cloudflare.com carries IP addresses 108.162.194.37, 162.159.38.37 and 172.64.34.37, with 3 other addresses beyond those.
Mail Servers
martechcookbook.com routes its mail through a single mail server, www4.your-server.de.
martechcookbook.com has the same mail server arrangement as a number of other domains, for example 3dentcare.de, buenavistaffm.de, online-kauf.de and two more.
martechcookbook.com shares at least some of its mail servers with other domains — for example breitinger.org, vuf.de, mytennis.coach and two more.
www4.your-server.de directs to two IP numbers, 88.198.219.246 and 2a01:4f8:d0a:27bd::2.