wikibooks.org
Wikibooks
wikibooks.org is registered with MarkMonitor Inc. since July 20, 2003 (23.3 years). The registration expires on July 20, 2027. The site runs on HSTS. Its email security grade is C. Its SSL certificate is issued by Let's Encrypt and is valid for 53 more days.
- Domain age
- 23.3 yrs
- Technologies
- 1
- Email security
- C
- SSL days left
- 53
Registration
| Registrar | MarkMonitor Inc. |
|---|---|
| IANA ID | 292 |
| Registered | July 20, 2003 |
| Expires | July 20, 2027 |
| Updated | August 12, 2026 |
| Status | client delete prohibited, client transfer prohibited, client update prohibited |
| Name servers | ns0.wikimedia.org, ns1.wikimedia.org, ns2.wikimedia.org |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 185.15.59.224 | 180 |
| MX | mx-in1001.wikimedia.org 10 | 300 |
| MX | mx-in2001.wikimedia.org 10 | 300 |
| NS | ns0.wikimedia.org | 86400 |
| NS | ns1.wikimedia.org | 86400 |
| NS | ns2.wikimedia.org | 86400 |
| CAA | iodef 0 mailto:[email protected] | 600 |
| CAA | issue 0 letsencrypt.org | 600 |
| CAA | issue 0 pki.goog | 600 |
| TXT | v=spf1 include:wikimedia.org ~all | 600 |
| TXT | google-site-verification=djm1t6aP_Yt6WNSj834eVqD83qomWtLP0_1NveYTBfU | 600 |
| AAAA | 2a02:ec80:300:ed1a::1 | 180 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, YE2, Let's Encrypt |
| Expires | January 3, 2027 |
| Days remaining | 53 |
| Protocol | TLSv1.3 |
| Names | *.m.mediawiki.org, *.m.wikibooks.org, *.m.wikidata.org, *.m.wikimedia.org, *.m.wikinews.org, *.m.wikipedia.org, *.m.wikiquote.org, *.m.wikisource.org, *.m.wikiversity.org, *.m.wikivoyage.org, *.m.wiktionary.org, *.mediawiki.org |
Email security
- warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- good2 MX record(s) found.
Homepage metadata
| Title | Wikibooks |
|---|---|
| Language | en |
| Indexable | Yes |
| Word count | 269 |
About wikibooks.org
Who is the registrar of wikibooks.org?
wikibooks.org is registered with MarkMonitor Inc. (IANA ID 292).
When does wikibooks.org expire?
The current registration of wikibooks.org expires on July 20, 2027. It was first registered on July 20, 2003.
What technology does wikibooks.org use?
We detected 1 technologies on wikibooks.org, including HSTS.
Does wikibooks.org protect its email with SPF and DMARC?
wikibooks.org scores 68/100 (grade C) for email security. No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of wikibooks.org?
wikibooks.org uses ns0.wikimedia.org, ns1.wikimedia.org, ns2.wikimedia.org.