diff --git a/plugins/isup.py b/plugins/isup.py
new file mode 100644
index 0000000..3d16ccb
--- /dev/null
+++ b/plugins/isup.py
@@ -0,0 +1,28 @@
+import urlparse
+
+from util import hook, http, urlnorm
+
+
+@hook.command
+def isup(inp):
+    "isup -- uses isup.me to see if a site is up or not"
+
+    # slightly overcomplicated, esoteric URL parsing
+    scheme, auth, path, query, fragment = urlparse.urlsplit(inp.strip())
+
+    domain = auth.encode('utf-8') or path.encode('utf-8')
+    url = urlnorm.normalize(domain, assume_scheme="http")
+
+    try:
+        soup = http.get_soup('http://isup.me/' + domain)
+    except http.HTTPError, http.URLError:
+        return "Could not get status."
+
+    content = soup.find('div').text.strip()
+
+    if "not just you" in content:
+        return "It's not just you. {} looks \x02\x034down\x02\x0f from here!".format(url)
+    elif "is up" in content:
+        return "It's just you. {} is \x02\x033up\x02\x0f.".format(url)
+    else:
+        return "Huh? That doesn't look like a site on the interweb."
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