programmingknowledgebase.info - robtex.com
programmingknowledgebase.info
| DNSSEC | ⚠️ Not signed | ||||||
| NS | charles.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b53🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c153🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2153🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| A | 108.162.193.83🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| A | 172.64.33.83🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| A | 173.245.59.83🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | charles.ns.cloudflare.com | ||||||
| NS | ruth.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a8f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c08f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:208f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| A | 108.162.192.143🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| A | 172.64.32.143🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| A | 173.245.58.143🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ruth.ns.cloudflare.com | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:prodthecre.pro -all | ||||||
| SOA | charles.ns.cloudflare.comdns@cloudflare.com serial=2414881556 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1789589213 | ||||||
Same first word
programmingknowledgebase.info |
Previous names
programmingfactory.info |
programmingforbeginners.info |
programminghelp.info |
programminginterviews.info |
programmingisfun.info |
programmingkids.info |
Next names
DNS History
2 records (2 active, 0 former)
●NScharles.ns.cloudflare.com2026-08-19 → 2026-09-16 · 2 obs
● 2026-09-16 20:21:30
●NSruth.ns.cloudflare.com2026-08-19 → 2026-09-16 · 2 obs
● 2026-09-16 20:21:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a2.info.afilias-nst.info, c0.info.afilias-nst.info, a0.info.afilias-nst.info | - |
| programmingknowledgebase.info | ruth.ns.cloudflare.com, charles.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.143
NS records: ruth.ns.cloudflare.com, charles.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for programmingknowledgebase.info (unsigned zone)
⏱️ Timing
Total: 494ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | charles.ns.cloudflare.com, ruth.ns.cloudflare.com |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | charles.ns.cloudflare.com dns.cloudflare |
Analysis
Name Servers
programmingknowledgebase.info is served by two delegated name servers, charles.ns.cloudflare.com and ruth.ns.cloudflare.com.
programmingknowledgebase.info shares its NS records with other domains, for example environmentalforensics.mom, zoologicaltaxidermyart.boutique, zenoravoaux.boutique and two others.
programmingknowledgebase.info shares at least some of its name servers with other domains, including limmatberatung.com, website-berastogel-v14.pages.dev, 85hh.vip and two others.
These name servers are frequently paired with the name servers keyla.ns.cloudflare.com, vivienne.ns.cloudflare.com and amalia.ns.cloudflare.com.
DNS names with 6 IP addresses:
charles.ns.cloudflare.com carries IP addresses 108.162.193.83, 172.64.33.83 and 173.245.59.83, with 3 other addresses beyond those.
ruth.ns.cloudflare.com carries IP addresses 108.162.192.143, 172.64.32.143 and 173.245.58.143, with 3 other addresses beyond those.