entropy.ac
This domain has been registered for many years, but its Domain Power Rank is low.
- Global Rank
- #5,836,535
▲ 2,303,419
- Rank in TLD
- #576
▲ 146
- Referring Domains
- 17
－
- Avg. Referrer Power Rank
- 41.0
- Subdomains
- 1
- Domain age
- 27 yr 5 mo
Link Overview
- Avg. Referrer Power Rank
- 41.0
- Median Referrer Power Rank
- 37.1
- Referring Domains
- 17
- Linked Domains
- 53
Referring Domains by Power Rank
0–9 2
10–19 1
20–29 3
30–39 4
40–49 2
50–59 1
60–69 0
70–79 3
80–89 0
90–100 1
Total 17
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| wikipedia.org | 91.8 | #34 |
| fc2.com | 77.6 | #755 |
| biglobe.ne.jp | 73.4 | #1,787 |
| udn.com | 70.8 | #2,942 |
| nippyo.co.jp | 50.7 | #85,949 |
| shokabo.co.jp | 42.0 | #357,976 |
| iwj.co.jp | 41.1 | #408,209 |
| hinodeya-ecolife.com | 37.4 | #687,397 |
| arsvi.com | 37.1 | #717,511 |
| sloth.gr.jp | 35.1 | #972,715 |
Basic Information
- Registration date
- 27 May 1999
- Last updated
- 4 Feb 2026
- Expires
- 26 May 2027 (203 days remaining)
- Domain statuses
- clientTransferProhibited
- Registry
- Internet Computer Bureau Limited
- Registrar
- https://www.101domain.com/
Subdomain
2009.entropy.ac
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | entropy.ac | 600 | 183.90.242.233 |
| MX | entropy.ac | 86400 | 0 entropy.ac |
| NS | entropy.ac | 86400 | ns2.xserver.jp |
| NS | entropy.ac | 86400 | ns5.xserver.jp |
| NS | entropy.ac | 86400 | ns3.xserver.jp |
| NS | entropy.ac | 86400 | ns1.xserver.jp |
| NS | entropy.ac | 86400 | ns4.xserver.jp |
| SOA | entropy.ac | 86400 | ns1.xserver.jp. root.sv0.xserver.jp. 0 10800 3600 604800 3600 |
| TXT | entropy.ac | 3600 | v=spf1 +a:sv2149.xserver.jp +a:entropy.ac +mx include:spf.sender.xserver.jp ~all |
Email Authentication
- MX
- Valid
- SPF
- Valid
- DMARC
- Warning
DMARC is set to p=quarantine, asking receiving servers to quarantine messages that fail authentication.
Some information is cached or comes from our own analysis, so it may not be current or complete. Our link analysis does not cover every link on the web. Metrics are based on our own methodology and should not be taken as definitive assessments of a domain’s or service’s quality or trustworthiness.