esper.io
Its Domain Power Rank is moderate. Links from multiple referring domains appear in the observed data. This domain was registered at least three years ago.
- Global Rank
- #144,112
▲ 21,574
- Rank in TLD
- #3,298
▲ 311
- Referring Domains
- 459
▼ 1
- Avg. Referrer Power Rank
- 35.7
- Subdomains
- 14
- Domain age
- 7 yr 8 mo
Link Overview
- Avg. Referrer Power Rank
- 35.7
- Median Referrer Power Rank
- 33.6
- Referring Domains
- 459
- Linked Domains
- 309
Referring Domains by Power Rank
0–9 39
10–19 84
20–29 79
30–39 69
40–49 75
50–59 56
60–69 26
70–79 22
80–89 6
90–100 3
Total 459
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| github.com | 93.6 | #19 |
| wikipedia.org | 91.8 | #34 |
| amazon.com | 90.8 | #40 |
| zendesk.com | 84.4 | #174 |
| substack.com | 84.4 | #173 |
| harvard.edu | 83.6 | #218 |
| stanford.edu | 83.3 | #237 |
| businesswire.com | 82.1 | #308 |
| g2.com | 80.5 | #444 |
| statuspage.io | 79.7 | #526 |
Basic Information
- Registration date
- 19 Feb 2019
- Last updated
- 13 Aug 2026
- Expires
- 19 Feb 2031 (1,567 days remaining)
- Domain statuses
- clientTransferProhibited
- Registry
- Internet Computer Bureau Limited
- Registrar
- Amazon Registrar, Inc.
Subdomain
api.esper.ioblog.esper.iowww.blog.esper.ioconsole-docs.esper.iodevelop-api.esper.iodocs.esper.iodownloads.esper.iofsdk-api.esper.iohelp.esper.iostreamer.esper.iosupport.esper.iotrust.esper.iowww.esper.ioyour-tenant.esper.io
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | esper.io | 300 | 198.202.211.1 |
| MX | esper.io | 300 | 1 aspmx.l.google.com |
| MX | esper.io | 300 | 10 alt3.aspmx.l.google.com |
| MX | esper.io | 300 | 10 alt4.aspmx.l.google.com |
| MX | esper.io | 300 | 5 alt1.aspmx.l.google.com |
| MX | esper.io | 300 | 5 alt2.aspmx.l.google.com |
| NS | esper.io | 3600 | ns-1492.awsdns-58.org |
| NS | esper.io | 3600 | ns-1649.awsdns-14.co.uk |
| NS | esper.io | 3600 | ns-363.awsdns-45.com |
| NS | esper.io | 3600 | ns-857.awsdns-43.net |
| SOA | esper.io | 900 | ns-857.awsdns-43.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 |
| TXT | esper.io | 60 | 14717E8BBF |
| TXT | esper.io | 60 | MS=C9ADB322727FCC0389E126C547425E84E0391131 |
| TXT | esper.io | 60 | adobe-idp-site-verification=4b05752c8f16db7bbfbb1fbcb16d658fd7cdd8fbbd762e162bb3f635ce9d1386 |
| TXT | esper.io | 60 | apple-domain-verification=mhXiDQVqWoCFWzvX |
| TXT | esper.io | 60 | atlassian-domain-verification=QuaeqTbXZYGd9w7gnlzOl59OYSNQ3KvVyvCB0iuOJOAeJcdni4nGIViycFfeyQ7U |
| TXT | esper.io | 60 | atlassian-domain-verification=fGpqZczMi7AkTIN0QgeVY1avrqjXCr9LK1rSgt3XKPvzFtoW9ACE9a5bT1uFQV5q |
| TXT | esper.io | 60 | atlassian-domain-verification=qRcFQVEvBYRQvwsEkRiAvrZmsI2AHZhWzSLNkarnRRBcWqTPc9IM4ABnHyiSbOAX |
| TXT | esper.io | 60 | f54ovidaf9imomp4nl15ba0g98 |
| TXT | esper.io | 60 | google-site-verification=16RuT14GOdaVkOHIr4SI9Wli_7U9AcEnOzdoPX7D7k8 |
| TXT | esper.io | 60 | google-site-verification=SdVaYGzA1MhSgDNIolVSJo6bc-9eh47Q19goKy7n6xE |
| TXT | esper.io | 60 | google-site-verification=Y7lLvvHXjX2BS033HbiQFuTgsDBuTUJKyA50jAaL0ks |
| TXT | esper.io | 60 | jamf-site-verification=2E3oBOrNnRT4cyGg25BKsQ |
| TXT | esper.io | 60 | openai-domain-verification=dv-NIw9ZTj5clQxlTbCaS16wSP0 |
| TXT | esper.io | 60 | rippling-domain-verification=7c0d63410ed8b4b0 |
| TXT | esper.io | 60 | v=spf1 include:_spf.salesforce.com include:mail.zendesk.com include:_spf.google.com include:sendgrid.net include:5868902.spf05.hubspotemail.net include:_spf.psm.knowbe4.com ~all |
| TXT | esper.io | 60 | zapier-domain-verification-challenge=60537409-9e03-42df-9554-da69280bae46 |
Email Authentication
- MX
- Valid
- SPF
- Valid
- DMARC
- Warning
DMARC is set to p=none, which does not ask receiving servers to quarantine or reject failing messages.
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.